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This is SolarChat !!
this is the main message area for anything solar
Topics: 21864

21864 Topics

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Last post Re: Today's SUN (20181020) | …
by MalVeauX View the latest post
Sat Oct 20, 2018 9:52 pm
Solarchat! Google+ Group Page
This is our Google+ companion to this forum. Please join.
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Total redirects: 5023
Solarchat! Facebook Group Page
This is our Facebook counterpart to our private forum. Please join.
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Commercial Solar Filters/Cameras/Hardware
Use this section to discuss "standard" Baader/Coronado/ Lunt SolarView/ Daystar, etc… filters, cameras and scopes. No mods, just questions/ answers and reviews.
Topics: 490

490 Topics

5334 Posts

Last post Re: BF30 ITF replacement
by TheSkyBurner View the latest post
Sat Oct 20, 2018 5:39 pm
Solar Radio, Magnetometry and Spectroscopy
I LOVE finding out about different ways to appreciate the Sun and light in general. Use this forum to post your info or questions about various outside the mainstream ways to appreciate our life giving star!
Topics: 453

453 Topics

4569 Posts

Last post Re: For Science / Math Lovers…
by marktownley View the latest post
Tue Oct 16, 2018 6:19 pm
Solar Scope Modifications
Frankenscope? Let's see it!***be advised that NOTHING in this forum has been safety tested and you are reading and using these posts at your own peril. blah, blah, blah... dont mess around with your eyesight when it comes to solar astronomy. Use appropriate filtration at all times...
Topics: 721

721 Topics

11287 Posts

Last post Re: How to double stack a Lun…
by MalVeauX View the latest post
Thu Oct 18, 2018 1:08 pm
Solar Reference Library
these are all of the great references that our users have shared with others.
Moderator: marktownley
Topics: 70

70 Topics

278 Posts

Last post Re: For Daystar CaH quark own…
by marktownley View the latest post
Sun Oct 07, 2018 1:15 pm
SPoD Archive
An archive of all the best images Solar Chat has to offer!
Topics: 13

13 Topics

99 Posts

Last post Re: Sol from the 16th of Octo…
by marktownley View the latest post
Thu Oct 18, 2018 7:41 pm
Solar Astronomy Shop and Swap
VENDORS WELCOME! Please, only solar equipment.
Topics: 331

331 Topics

1403 Posts

Last post sub angstrom Iron / Fe2 syste…
by TheSkyBurner View the latest post
Fri Oct 19, 2018 3:04 am
Solar Astronomy Equipment Reviews
This forum replaces http://www.solarscopereviews.com so that more people can post their own reviews. Feel free to post your review of solar astronomy equipment here! We want as many impartial reviews as possible to help people decide what to buy.
Topics: 6

6 Topics

60 Posts

Last post Re: SolarQuest review
by bart1805 View the latest post
Wed Oct 17, 2018 7:11 pm
Forum Support Issues
I maintain this forum in my free time. The entire purpose of it is to allow you to share your love for solar astronomy. If there is ANYTHING I can do to enhance the forum to better suit your needs, please let me know in this forum.
Topics: 109

109 Topics

602 Posts

Last post Re: touble logging in
by marktownley View the latest post
Sun Oct 14, 2018 10:35 pm
Silly Forum Rules
A few simple rules that you MUST follow to participate in our forum. I am the "decider guy" and am very reasonable but there are some things that simply cannot be allowed on here. If you have any addendum's or changes that you would like to see to these rules, please post them in the Forum Issues forum.
Topics: 1

1 Topics

1 Posts

Last post Silly Forum Rules
by solarchat View the latest post
Thu Feb 20, 2014 2:02 pm
Great American Solar Eclipse August 21 2017
Post anything eclipse related!
Topics: 60

60 Topics

403 Posts

Last post Re: A frenchman in Oregon for…
by Carbon60 View the latest post
Sat Mar 10, 2018 8:31 am

Active topics

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Last post

Today's SUN (20181020) | 6 scopes + Jet transit

Last post by MalVeauX « Sat Oct 20, 2018 9:52 pm
Replies: 1
by pedro » Sat Oct 20, 2018 8:07 pm

1 Replies

16 Views

Last post by MalVeauX
Sat Oct 20, 2018 9:52 pm
ISS pass 19th October 2018

Last post by pedro « Sat Oct 20, 2018 8:36 pm
Replies: 12
by Montana » Fri Oct 19, 2018 1:35 pm

12 Replies

123 Views

Last post by pedro
Sat Oct 20, 2018 8:36 pm
image de-rotation?

Last post by TheSkyBurner « Sat Oct 20, 2018 5:50 pm
Replies: 6
by TheSkyBurner » Sat Oct 20, 2018 5:41 am

6 Replies

59 Views

Last post by TheSkyBurner
Sat Oct 20, 2018 5:50 pm
BF30 ITF replacement

Last post by TheSkyBurner « Sat Oct 20, 2018 5:39 pm
Replies: 4
by Bob Yoesle » Thu Oct 18, 2018 6:09 pm

4 Replies

67 Views

Last post by TheSkyBurner
Sat Oct 20, 2018 5:39 pm
Spotless 12724 & 12725 and small prom

Last post by krakatoa1883 « Sat Oct 20, 2018 4:42 pm

by krakatoa1883 » Sat Oct 20, 2018 4:42 pm

0 Replies

16 Views

Last post by krakatoa1883
Sat Oct 20, 2018 4:42 pm
Experimenting calcium imaging with small refractors

Last post by krakatoa1883 « Sat Oct 20, 2018 4:12 pm
Replies: 23
by krakatoa1883 » Tue Sep 18, 2018 9:18 am

23 Replies

618 Views

Last post by krakatoa1883
Sat Oct 20, 2018 4:12 pm
AR12724/25 remnants at high res 280mm C11

Last post by MalVeauX « Sat Oct 20, 2018 3:54 pm
Replies: 1
by Valery » Sat Oct 20, 2018 3:29 pm

1 Replies

24 Views

Last post by MalVeauX
Sat Oct 20, 2018 3:54 pm
ZWO ASI290MM is too slow in the FireCapture V2.6.08

Last post by PDB « Sat Oct 20, 2018 6:22 am
Replies: 6
by Valery » Fri Oct 19, 2018 2:30 pm

6 Replies

100 Views

Last post by PDB
Sat Oct 20, 2018 6:22 am
Fizzy fuzz and rotation

Last post by TheSkyBurner « Sat Oct 20, 2018 4:38 am
Replies: 9
by TheSkyBurner » Thu Oct 18, 2018 6:48 pm

9 Replies

159 Views

Last post by TheSkyBurner
Sat Oct 20, 2018 4:38 am
19th Oct FD Ha

Last post by MapleRidge « Sat Oct 20, 2018 3:15 am
Replies: 2
by robert » Fri Oct 19, 2018 5:44 pm

2 Replies

43 Views

Last post by MapleRidge
Sat Oct 20, 2018 3:15 am
Prominence menagerie from yesterday's Sun

Last post by MapleRidge « Sat Oct 20, 2018 3:14 am
Replies: 2
by Dave S » Fri Oct 19, 2018 5:38 pm

2 Replies

42 Views

Last post by MapleRidge
Sat Oct 20, 2018 3:14 am
AR2724 & AR2725 High Res Mosaic, Proms, FullDisc | 150mm, 40mm, HA | Oct 18th 2018

Last post by MapleRidge « Sat Oct 20, 2018 3:11 am
Replies: 6
by MalVeauX » Thu Oct 18, 2018 7:45 pm

6 Replies

103 Views

Last post by MapleRidge
Sat Oct 20, 2018 3:11 am
AR2724 & AR2725 HighRes Mosaic | 150mm HA | Oct 19th 2018

Last post by MalVeauX « Fri Oct 19, 2018 4:05 pm

by MalVeauX » Fri Oct 19, 2018 4:05 pm

0 Replies

35 Views

Last post by MalVeauX
Fri Oct 19, 2018 4:05 pm
Sol from the 16th of October 2018.

Last post by eroel « Fri Oct 19, 2018 2:17 pm
Replies: 6
by eroel » Thu Oct 18, 2018 6:16 pm

6 Replies

91 Views

Last post by eroel
Fri Oct 19, 2018 2:17 pm
sub angstrom Iron / Fe2 system (green line)

Last post by TheSkyBurner « Fri Oct 19, 2018 3:04 am

by TheSkyBurner » Fri Oct 19, 2018 3:04 am

0 Replies

52 Views

Last post by TheSkyBurner
Fri Oct 19, 2018 3:04 am
Sol from the 16th of October 2018.

Last post by marktownley « Thu Oct 18, 2018 7:41 pm
Replies: 2
by eroel » Thu Oct 18, 2018 6:16 pm

2 Replies

45 Views

Last post by marktownley
Thu Oct 18, 2018 7:41 pm
Solar prominences: April 14, 2018.

Last post by Filipp Romanov « Thu Oct 18, 2018 6:57 pm
Replies: 7
by Filipp Romanov » Tue Oct 16, 2018 10:16 pm

7 Replies

136 Views

Last post by Filipp Romanov
Thu Oct 18, 2018 6:57 pm
17th October WL granulation

Last post by robert « Thu Oct 18, 2018 6:35 pm
Replies: 8
by robert » Wed Oct 17, 2018 1:34 pm

8 Replies

134 Views

Last post by robert
Thu Oct 18, 2018 6:35 pm
Imaging Setups (2014/2018) 4 Youtube videos

Last post by pedro « Thu Oct 18, 2018 5:41 pm
Replies: 8
by pedro » Tue Oct 16, 2018 5:44 pm

8 Replies

172 Views

Last post by pedro
Thu Oct 18, 2018 5:41 pm
Prom and AR from Oct16

Last post by eroel « Thu Oct 18, 2018 3:33 pm
Replies: 7
by gabrieli » Wed Oct 17, 2018 9:37 am

7 Replies

95 Views

Last post by eroel
Thu Oct 18, 2018 3:33 pm
Pro 2018.10.16

Last post by eroel « Thu Oct 18, 2018 3:27 pm
Replies: 7
by xn44 » Tue Oct 16, 2018 11:21 am

7 Replies

144 Views

Last post by eroel
Thu Oct 18, 2018 3:27 pm
A Sunrise in there somewhere.

Last post by eroel « Thu Oct 18, 2018 3:26 pm
Replies: 10
by Derek Klepp » Sun Oct 14, 2018 6:02 am

10 Replies

177 Views

Last post by eroel
Thu Oct 18, 2018 3:26 pm
20181015-AR2724 &AR2725

Last post by eroel « Thu Oct 18, 2018 3:21 pm
Replies: 12
by ThomasHu » Mon Oct 15, 2018 7:42 am

12 Replies

201 Views

Last post by eroel
Thu Oct 18, 2018 3:21 pm
How to double stack a Lunt CaK Module? And ERF?

Last post by MalVeauX « Thu Oct 18, 2018 1:08 pm
Replies: 27
by MalVeauX » Mon Aug 20, 2018 8:22 pm
1

2
27 Replies

937 Views

Last post by MalVeauX
Thu Oct 18, 2018 1:08 pm
Narrowest 393.37 ever by Apollo Lasky

Last post by krakatoa1883 « Thu Oct 18, 2018 7:08 am
Replies: 206
by TheSkyBurner » Tue Jun 19, 2018 10:46 pm
1

…

5

6

7

8

9
206 Replies

6325 Views

Last post by krakatoa1883
Thu Oct 18, 2018 7:08 am
Interesting update re: Parker Solar Probe

Last post by Derek Klepp « Thu Oct 18, 2018 5:48 am
Replies: 4
by ffellah » Wed Oct 17, 2018 5:18 pm

4 Replies

87 Views

Last post by Derek Klepp
Thu Oct 18, 2018 5:48 am
three in 15 minutes!?

Last post by Carbon60 « Thu Oct 18, 2018 12:13 am
Replies: 2
by TheSkyBurner » Wed Oct 17, 2018 10:47 pm

2 Replies

53 Views

Last post by Carbon60
Thu Oct 18, 2018 12:13 am
amazing prominence right now, 10-17 12:45 central

Last post by marktownley « Wed Oct 17, 2018 7:27 pm
Replies: 1
by TheSkyBurner » Wed Oct 17, 2018 5:47 pm

1 Replies

67 Views

Last post by marktownley
Wed Oct 17, 2018 7:27 pm
SolarQuest review

Last post by bart1805 « Wed Oct 17, 2018 7:11 pm
Replies: 21
by pedro » Tue Oct 02, 2018 4:59 pm

21 Replies

770 Views

Last post by bart1805
Wed Oct 17, 2018 7:11 pm
"Astronomie Solaire" - New (French) book on Solar Observation now available

Last post by christian viladrich « Tue Oct 16, 2018 6:52 pm
Replies: 16
by christian viladrich » Thu Oct 11, 2018 6:48 pm

16 Replies

345 Views

Last post by christian viladrich
Tue Oct 16, 2018 6:52 pm
AR2724 & AR2725 & FilaProm at 120mm, Full Disc | HA | Oct 15th 2018

Last post by marktownley « Tue Oct 16, 2018 6:25 pm
Replies: 3
by MalVeauX » Mon Oct 15, 2018 3:30 pm

3 Replies

96 Views

Last post by marktownley
Tue Oct 16, 2018 6:25 pm
Active regions image of October 14

Last post by marktownley « Tue Oct 16, 2018 6:24 pm
Replies: 5
by krakatoa1883 » Mon Oct 15, 2018 11:34 am

5 Replies

125 Views

Last post by marktownley
Tue Oct 16, 2018 6:24 pm
20181015-AR2724 &AR2725

Last post by marktownley « Tue Oct 16, 2018 6:22 pm
Replies: 6
by ThomasHu » Mon Oct 15, 2018 7:42 am

6 Replies

73 Views

Last post by marktownley
Tue Oct 16, 2018 6:22 pm
For Science / Math Lovers: Measurement of a Solar Filament Temperature.

Last post by marktownley « Tue Oct 16, 2018 6:19 pm
Replies: 6
by p_zetner » Sat Oct 13, 2018 6:15 pm

6 Replies

231 Views

Last post by marktownley
Tue Oct 16, 2018 6:19 pm
Today's SUN (20181013) | imaged through high clouds

Last post by pedro « Tue Oct 16, 2018 5:41 pm
Replies: 17
by pedro » Sat Oct 13, 2018 2:50 pm

17 Replies

394 Views

Last post by pedro
Tue Oct 16, 2018 5:41 pm
New Skybender tilt modules - 1.25" and 2"

Last post by TheSkyBurner « Mon Oct 15, 2018 11:36 pm
Replies: 12
by TheSkyBurner » Fri Oct 12, 2018 10:44 pm

12 Replies

272 Views

Last post by TheSkyBurner
Mon Oct 15, 2018 11:36 pm
Help Diagnose an SCT?

Last post by MalVeauX « Mon Oct 15, 2018 9:37 pm
Replies: 24
by MalVeauX » Fri Oct 12, 2018 2:12 am

24 Replies

447 Views

Last post by MalVeauX
Mon Oct 15, 2018 9:37 pm
SolarMax 60 II vs, Daystar SS60-DS

Last post by Marcus444 « Mon Oct 15, 2018 7:19 pm
Replies: 8
by Pluton » Fri Aug 31, 2018 10:49 pm

8 Replies

381 Views

Last post by Marcus444
Mon Oct 15, 2018 7:19 pm
Today's SUN (20181012) | new AR

Last post by pedro « Mon Oct 15, 2018 1:36 pm
Replies: 10
by pedro » Fri Oct 12, 2018 12:58 pm

10 Replies

277 Views

Last post by pedro
Mon Oct 15, 2018 1:36 pm
Dismantling and modification of a PST CaK

Last post by TheSkyBurner « Mon Oct 15, 2018 5:19 am
Replies: 15
by bart1805 » Sat Oct 13, 2018 11:54 am

15 Replies

354 Views

Last post by TheSkyBurner
Mon Oct 15, 2018 5:19 am
AR2724 & AR2725, 150mm vs 120mm, HA & WL | Oct 14th 2018

Last post by Derek Klepp « Mon Oct 15, 2018 5:02 am
Replies: 6
by MalVeauX » Sun Oct 14, 2018 5:14 pm

6 Replies

123 Views

Last post by Derek Klepp
Mon Oct 15, 2018 5:02 am
Whirling Prom Animation 20181007

Last post by TheSkyBurner « Mon Oct 15, 2018 1:07 am
Replies: 11
by Christopher » Tue Oct 09, 2018 10:22 pm

11 Replies

248 Views

Last post by TheSkyBurner
Mon Oct 15, 2018 1:07 am
touble logging in

Last post by marktownley « Sun Oct 14, 2018 10:35 pm
Replies: 1
by TheSkyBurner » Sun Oct 14, 2018 9:15 pm

1 Replies

96 Views

Last post by marktownley
Sun Oct 14, 2018 10:35 pm
PST CaK mod

Last post by Marsman « Sun Oct 14, 2018 7:41 pm
Replies: 28
by Marsman » Sun Apr 29, 2018 8:17 pm
1

2
28 Replies

2042 Views

Last post by Marsman
Sun Oct 14, 2018 7:41 pm
AR2724, Flaring, Animation, Proms and Full Disc | HA | Oct 13th 2018

Last post by Dave S « Sun Oct 14, 2018 6:00 pm
Replies: 7
by MalVeauX » Sat Oct 13, 2018 7:53 pm

7 Replies

152 Views

Last post by Dave S
Sun Oct 14, 2018 6:00 pm
What Whitelight Filter for a Meade 8" SCT?

Last post by Pluton « Sun Oct 14, 2018 2:25 pm
Replies: 5
by Pluton » Sat Oct 13, 2018 9:10 pm

5 Replies

151 Views

Last post by Pluton
Sun Oct 14, 2018 2:25 pm
10-13-2018 Ar2724 - Triple iron arch's

Last post by marktownley « Sun Oct 14, 2018 8:17 am
Replies: 4
by TheSkyBurner » Sat Oct 13, 2018 10:55 pm

4 Replies

133 Views

Last post by marktownley
Sun Oct 14, 2018 8:17 am
Solarmax 60 Mark 1 vs. Mark2

Last post by marktownley « Sun Oct 14, 2018 8:14 am
Replies: 1
by Calavera » Sun Oct 14, 2018 6:59 am

1 Replies

66 Views

Last post by marktownley
Sun Oct 14, 2018 8:14 am
More October 10th Proms

Last post by Derek Klepp « Sun Oct 14, 2018 7:11 am
Replies: 7
by MapleRidge » Thu Oct 11, 2018 1:01 am

7 Replies

159 Views

Last post by Derek Klepp
Sun Oct 14, 2018 7:11 am
A very special prom on Oct 10

Last post by Derek Klepp « Sun Oct 14, 2018 7:06 am
Replies: 27
by gabrieli » Wed Oct 10, 2018 11:37 pm
1

2
27 Replies

450 Views

Last post by Derek Klepp
Sun Oct 14, 2018 7:06 am
Today's SUN (20181013) | imaged through high clouds

Last post by marktownley « Sat Oct 13, 2018 8:31 pm
Replies: 10
by pedro » Sat Oct 13, 2018 2:50 pm

10 Replies

134 Views

Last post by marktownley
Sat Oct 13, 2018 8:31 pm
The hydrogen cork, and the solar ghost by Apollo Lasky

Last post by marktownley « Sat Oct 13, 2018 6:56 pm
Replies: 11
by TheSkyBurner » Wed Oct 10, 2018 8:37 am

11 Replies

267 Views

Last post by marktownley
Sat Oct 13, 2018 6:56 pm
Impact of telescope height on the seeing

Last post by Bruce G « Sat Oct 13, 2018 4:51 pm
Replies: 17
by christian viladrich » Sun Sep 30, 2018 2:57 pm

17 Replies

506 Views

Last post by Bruce G
Sat Oct 13, 2018 4:51 pm
Winter project: CaK doublestack

Last post by TheSkyBurner « Sat Oct 13, 2018 4:12 pm
Replies: 23
by bart1805 » Thu Oct 11, 2018 8:13 pm

23 Replies

348 Views

Last post by TheSkyBurner
Sat Oct 13, 2018 4:12 pm
Alessandro Bianconi - Magnetic Strawfield

Last post by marktownley « Sat Oct 13, 2018 3:39 pm
Replies: 1
by TheSkyBurner » Sat Oct 13, 2018 9:08 am

1 Replies

86 Views

Last post by marktownley
Sat Oct 13, 2018 3:39 pm
152mm PST Stage 2 Mod has Begun

Last post by Starry Jack « Sat Oct 13, 2018 1:17 pm
Replies: 10
by Starry Jack » Thu Oct 04, 2018 12:57 am

10 Replies

324 Views

Last post by Starry Jack
Sat Oct 13, 2018 1:17 pm
Sol from the 10th of October 2018.

Last post by ffellah « Sat Oct 13, 2018 12:29 pm
Replies: 5
by eroel » Thu Oct 11, 2018 6:54 pm

5 Replies

109 Views

Last post by ffellah
Sat Oct 13, 2018 12:29 pm
CAK eyepiece modification

Last post by TheSkyBurner « Fri Oct 12, 2018 8:34 pm
Replies: 9
by DSobserver » Thu Jan 28, 2016 12:08 am

9 Replies

1459 Views

Last post by TheSkyBurner
Fri Oct 12, 2018 8:34 pm
daystar zerostar self aligning robotic mount

Last post by marktownley « Thu Oct 11, 2018 6:54 pm
Replies: 1
by TheSkyBurner » Thu Oct 11, 2018 12:55 pm

1 Replies

126 Views

Last post by marktownley
Thu Oct 11, 2018 6:54 pm
Mersenne telescope design

Last post by Bob Yoesle « Thu Oct 11, 2018 9:01 am
Replies: 2
by bandazar » Wed Oct 10, 2018 5:56 am

2 Replies

160 Views

Last post by Bob Yoesle
Thu Oct 11, 2018 9:01 am
Nice Large Prom Sept 10

Last post by marktownley « Thu Oct 11, 2018 6:33 am
Replies: 6
by Dave S » Wed Oct 10, 2018 6:27 pm

6 Replies

136 Views

Last post by marktownley
Thu Oct 11, 2018 6:33 am
Decent sized proms on Oct 9

Last post by marktownley « Thu Oct 11, 2018 6:32 am
Replies: 11
by gabrieli » Tue Oct 09, 2018 9:28 pm

11 Replies

139 Views

Last post by marktownley
Thu Oct 11, 2018 6:32 am
Decent sized proms on Oct 9

Last post by marktownley « Thu Oct 11, 2018 6:32 am
Replies: 11
by gabrieli » Tue Oct 09, 2018 9:28 pm

11 Replies

186 Views

Last post by marktownley
Thu Oct 11, 2018 6:32 am
PST Mods... but, why not a 40mm SolarMax Mod?

Last post by TheSkyBurner « Wed Oct 10, 2018 11:57 pm
Replies: 13
by MalVeauX » Sun Oct 07, 2018 6:33 pm

13 Replies

256 Views

Last post by TheSkyBurner
Wed Oct 10, 2018 11:57 pm
Pst Cak filter secret -

Last post by TheSkyBurner « Wed Oct 10, 2018 6:33 am
Replies: 19
by TheSkyBurner » Wed Oct 03, 2018 8:32 pm

19 Replies

469 Views

Last post by TheSkyBurner
Wed Oct 10, 2018 6:33 am
New Skywatcher Solarquest mount

Last post by pedro « Tue Oct 09, 2018 3:09 pm
Replies: 13
by c8er » Wed Sep 12, 2018 9:04 pm

13 Replies

715 Views

Last post by pedro
Tue Oct 09, 2018 3:09 pm
Weekend Geomagnetic Storm UPDATED 7th & 9th Oct. 18

Last post by Carbon60 « Tue Oct 09, 2018 10:04 am
Replies: 3
by Carbon60 » Mon Oct 08, 2018 5:59 am

3 Replies

170 Views

Last post by Carbon60
Tue Oct 09, 2018 10:04 am
Today's SUN (20181006) | low activity

Last post by pedro « Mon Oct 08, 2018 5:44 pm
Replies: 9
by pedro » Sat Oct 06, 2018 4:59 pm

9 Replies

273 Views

Last post by pedro
Mon Oct 08, 2018 5:44 pm
Gorgeous Prom Groups Today, HA 120mm, Oct 7th 2018

Last post by p_zetner « Mon Oct 08, 2018 3:33 pm
Replies: 10
by MalVeauX » Sun Oct 07, 2018 2:55 pm

10 Replies

135 Views

Last post by p_zetner
Mon Oct 08, 2018 3:33 pm
Gorgeous Prom Groups Today, HA 120mm, Oct 7th 2018

Last post by p_zetner « Mon Oct 08, 2018 3:33 pm
Replies: 10
by MalVeauX » Sun Oct 07, 2018 2:55 pm

10 Replies

226 Views

Last post by p_zetner
Mon Oct 08, 2018 3:33 pm
Sharpening high resolution CaK images

Last post by p_zetner « Mon Oct 08, 2018 3:28 pm
Replies: 25
by LTHB » Mon Oct 01, 2018 10:10 pm
1

2
25 Replies

610 Views

Last post by p_zetner
Mon Oct 08, 2018 3:28 pm
Today's SUN (20181007) | low activity again

Last post by pedro « Mon Oct 08, 2018 9:36 am
Replies: 4
by pedro » Sun Oct 07, 2018 12:27 pm

4 Replies

160 Views

Last post by pedro
Mon Oct 08, 2018 9:36 am
Lunt calcium filter imaging thread

Last post by MapleRidge « Sun Oct 07, 2018 1:51 pm
Replies: 28
by TheSkyBurner » Fri Sep 28, 2018 4:25 am
1

2
28 Replies

592 Views

Last post by MapleRidge
Sun Oct 07, 2018 1:51 pm
For Daystar CaH quark owners

Last post by marktownley « Sun Oct 07, 2018 1:15 pm
Replies: 5
by TheSkyBurner » Thu Oct 04, 2018 2:57 am

5 Replies

339 Views

Last post by marktownley
Sun Oct 07, 2018 1:15 pm
Today's SUN (20181007) | low activity again

Last post by marktownley « Sun Oct 07, 2018 1:13 pm
Replies: 1
by pedro » Sun Oct 07, 2018 12:27 pm

1 Replies

43 Views

Last post by marktownley
Sun Oct 07, 2018 1:13 pm
Today's SUN (20181005) | Solar Jet Transit

Last post by pedro « Sun Oct 07, 2018 9:04 am
Replies: 4
by pedro » Fri Oct 05, 2018 9:54 pm

4 Replies

256 Views

Last post by pedro
Sun Oct 07, 2018 9:04 am
Today's SUN (20181004) with GREAT seeing

Last post by pedro « Sat Oct 06, 2018 10:34 pm
Replies: 11
by pedro » Thu Oct 04, 2018 5:38 pm

11 Replies

221 Views

Last post by pedro
Sat Oct 06, 2018 10:34 pm
Such a minimal sun today. Prom & wee AR in HA, 120mm, Oct 5th 2018

Last post by MapleRidge « Sat Oct 06, 2018 9:01 pm
Replies: 4
by MalVeauX » Fri Oct 05, 2018 2:49 pm

4 Replies

113 Views

Last post by MapleRidge
Sat Oct 06, 2018 9:01 pm
Today's SUN (20181003) | 4 scopes 2 cameras

Last post by MapleRidge « Sat Oct 06, 2018 8:59 pm
Replies: 7
by pedro » Wed Oct 03, 2018 4:08 pm

7 Replies

184 Views

Last post by MapleRidge
Sat Oct 06, 2018 8:59 pm
First light with Blackfly S 3.2Mp

Last post by MapleRidge « Sat Oct 06, 2018 8:53 pm
Replies: 4
by gabrieli » Sat Oct 06, 2018 1:25 am

4 Replies

125 Views

Last post by MapleRidge
Sat Oct 06, 2018 8:53 pm
HR images of AR2720 Aug 25, C14 EdgeHD versus 300 mm solar scope challenge

Last post by pedro « Sat Oct 06, 2018 8:48 pm
Replies: 10
by christian viladrich » Sat Sep 29, 2018 8:35 pm

10 Replies

243 Views

Last post by pedro
Sat Oct 06, 2018 8:48 pm
New Lunt Mod

Last post by MapleRidge « Sat Oct 06, 2018 3:29 pm
Replies: 9
by MapleRidge » Fri Oct 05, 2018 4:47 pm

9 Replies

250 Views

Last post by MapleRidge
Sat Oct 06, 2018 3:29 pm
⚠️ ⚠️ Chroma 1.25” filter cell thermal fracture

Last post by Bob Yoesle « Fri Oct 05, 2018 6:30 pm
Replies: 8
by TheSkyBurner » Thu Oct 04, 2018 8:33 am

8 Replies

285 Views

Last post by Bob Yoesle
Fri Oct 05, 2018 6:30 pm
SUN 4/10/2018

Last post by p1taylor « Fri Oct 05, 2018 3:05 pm
Replies: 3
by p1taylor » Thu Oct 04, 2018 6:02 pm

3 Replies

93 Views

Last post by p1taylor
Fri Oct 05, 2018 3:05 pm
50.8mm mounted 393.4nm x 3nm

Last post by marktownley « Thu Oct 04, 2018 7:15 pm
Replies: 1
by TheSkyBurner » Thu Oct 04, 2018 1:04 am

1 Replies

165 Views

Last post by marktownley
Thu Oct 04, 2018 7:15 pm
Today's SUN (20191001) | LUNT60 Ca-K

Last post by pedro « Thu Oct 04, 2018 5:33 pm
Replies: 7
by pedro » Mon Oct 01, 2018 9:08 pm

7 Replies

251 Views

Last post by pedro
Thu Oct 04, 2018 5:33 pm
Today's SUN (20181002) | FD images

Last post by pedro « Thu Oct 04, 2018 5:31 pm
Replies: 5
by pedro » Tue Oct 02, 2018 4:37 pm

5 Replies

178 Views

Last post by pedro
Thu Oct 04, 2018 5:31 pm
Today's SUN (20181003) | 4 scopes 2 cameras

Last post by pedro « Thu Oct 04, 2018 5:19 pm
Replies: 4
by pedro » Wed Oct 03, 2018 4:08 pm

4 Replies

83 Views

Last post by pedro
Thu Oct 04, 2018 5:19 pm
another PST stage 2 mod

Last post by marktownley « Thu Oct 04, 2018 5:07 pm
Replies: 35
by pedro » Mon Aug 13, 2018 8:16 pm
1

2
35 Replies

1375 Views

Last post by marktownley
Thu Oct 04, 2018 5:07 pm
Sunspot 2723 (Animated!), Proms, 120mm HA | Oct 2nd 2018

Last post by marktownley « Thu Oct 04, 2018 4:58 pm
Replies: 4
by MalVeauX » Tue Oct 02, 2018 5:08 pm

4 Replies

144 Views

Last post by marktownley
Thu Oct 04, 2018 4:58 pm
Spicules

Last post by marktownley « Thu Oct 04, 2018 4:56 pm
Replies: 1
by krakatoa1883 » Thu Oct 04, 2018 8:01 am

1 Replies

92 Views

Last post by marktownley
Thu Oct 04, 2018 4:56 pm
FireCapture Troubles

Last post by marktownley « Thu Oct 04, 2018 4:45 pm
Replies: 5
by Christopher » Fri Sep 28, 2018 9:08 pm

5 Replies

164 Views

Last post by marktownley
Thu Oct 04, 2018 4:45 pm
Maybe the wrong place

Last post by marktownley « Thu Oct 04, 2018 1:31 pm
Replies: 7
by denababy » Sun Sep 30, 2018 10:02 am

7 Replies

181 Views

Last post by marktownley
Thu Oct 04, 2018 1:31 pm
New battery pack.

Last post by denababy « Thu Oct 04, 2018 9:13 am

by denababy » Thu Oct 04, 2018 9:13 am

0 Replies

78 Views

Last post by denababy
Thu Oct 04, 2018 9:13 am
AR2723 September 30th

Last post by ffellah « Thu Oct 04, 2018 12:15 am
Replies: 16
by ffellah » Sun Sep 30, 2018 6:16 pm

16 Replies

354 Views

Last post by ffellah
Thu Oct 04, 2018 12:15 am
Sol from the 29th of Septamber 2018.

Last post by Bruce G « Wed Oct 03, 2018 6:39 pm
Replies: 10
by eroel » Mon Oct 01, 2018 12:10 am

10 Replies

174 Views

Last post by Bruce G
Wed Oct 03, 2018 6:39 pm
Exploding arch prom from 9/19

Last post by FlankerOneTwo « Wed Oct 03, 2018 2:35 pm
Replies: 17
by FlankerOneTwo » Thu Sep 20, 2018 4:50 am

17 Replies

426 Views

Last post by FlankerOneTwo
Wed Oct 03, 2018 2:35 pm
1 angstrom calcium skybender *SOLD*

Last post by TheSkyBurner « Wed Oct 03, 2018 6:33 am

by TheSkyBurner » Wed Oct 03, 2018 6:33 am

0 Replies

124 Views

Last post by TheSkyBurner
Wed Oct 03, 2018 6:33 am
Details of a telecentric lens for C8 Edge and Daystar filter

Last post by Bob Yoesle « Wed Oct 03, 2018 3:12 am
Replies: 10
by p_zetner » Thu Jul 05, 2018 7:35 pm

10 Replies

774 Views

Last post by Bob Yoesle
Wed Oct 03, 2018 3:12 am
H-alpha 30092018, first light asi290mm

Last post by MapleRidge « Wed Oct 03, 2018 1:46 am
Replies: 23
by bart1805 » Sun Sep 30, 2018 3:02 pm

23 Replies

428 Views

Last post by MapleRidge
Wed Oct 03, 2018 1:46 am
SunSpot 2723 (Animated!), Proms, 120mm HA | Sept 30th 2018

Last post by MalVeauX « Tue Oct 02, 2018 12:20 pm
Replies: 12
by MalVeauX » Sun Sep 30, 2018 4:58 pm

12 Replies

193 Views

Last post by MalVeauX
Tue Oct 02, 2018 12:20 pm
Last good bye and thank you.

Last post by TheSkyBurner « Tue Oct 02, 2018 11:34 am
Replies: 6
by TheSkyBurner » Wed Sep 12, 2018 4:56 pm

6 Replies

429 Views

Last post by TheSkyBurner
Tue Oct 02, 2018 11:34 am
Some nice limb events from Sept 29

Last post by Montana « Tue Oct 02, 2018 9:16 am
Replies: 4
by gabrieli » Sun Sep 30, 2018 11:58 am

4 Replies

79 Views

Last post by Montana
Tue Oct 02, 2018 9:16 am
Lunt CaK B1200 + PST #1 yellow

Last post by george9 « Mon Oct 01, 2018 9:19 pm
Replies: 3
by george9 » Mon Oct 01, 2018 12:02 am

3 Replies

123 Views

Last post by george9
Mon Oct 01, 2018 9:19 pm
08Aug Disk: Spectral sweep through H-alpha.

Last post by highfnum « Mon Oct 01, 2018 8:05 pm
Replies: 9
by p_zetner » Wed Aug 15, 2018 4:22 pm

9 Replies

479 Views

Last post by highfnum
Mon Oct 01, 2018 8:05 pm
Lunchtime Sun

Last post by Carbon60 « Mon Oct 01, 2018 6:57 pm
Replies: 5
by Carbon60 » Fri Sep 28, 2018 7:55 pm

5 Replies

138 Views

Last post by Carbon60
Mon Oct 01, 2018 6:57 pm
AR2723 September 30th

Last post by marktownley « Mon Oct 01, 2018 6:27 pm
Replies: 7
by ffellah » Sun Sep 30, 2018 6:16 pm

7 Replies

88 Views

Last post by marktownley
Mon Oct 01, 2018 6:27 pm
Blocking Filter DIY replacement

Last post by Starry Jack « Mon Oct 01, 2018 2:27 pm
Replies: 3
by ronatu » Mon Sep 24, 2018 2:49 pm

3 Replies

157 Views

Last post by Starry Jack
Mon Oct 01, 2018 2:27 pm
ASI 174MM and Firecapture - endless issues - looking for alternatives!

Last post by _Zakalwe « Mon Oct 01, 2018 1:05 pm
Replies: 5
by madman » Tue Aug 22, 2017 6:20 pm

5 Replies

872 Views

Last post by _Zakalwe
Mon Oct 01, 2018 1:05 pm
Today's Prominences & New Active Region with Looping Filaments! 120mm HA, Sept 29th 2018

Last post by Montana « Mon Oct 01, 2018 11:42 am
Replies: 5
by MalVeauX » Sat Sep 29, 2018 4:28 pm

5 Replies

133 Views

Last post by Montana
Mon Oct 01, 2018 11:42 am
Prominences saved the day (Sept 28)

Last post by Montana « Mon Oct 01, 2018 10:56 am
Replies: 5
by gabrieli » Sat Sep 29, 2018 12:42 pm

5 Replies

137 Views

Last post by Montana
Mon Oct 01, 2018 10:56 am
Boring Sun

Last post by Montana « Mon Oct 01, 2018 10:09 am
Replies: 12
by krakatoa1883 » Fri Sep 28, 2018 7:03 pm

12 Replies

251 Views

Last post by Montana
Mon Oct 01, 2018 10:09 am
To Mod or not to Mod? To purchase or not to purchase?

Last post by Starry Jack « Mon Oct 01, 2018 3:45 am
Replies: 8
by Starry Jack » Sun Sep 30, 2018 6:45 pm

8 Replies

162 Views

Last post by Starry Jack
Mon Oct 01, 2018 3:45 am
Blocking Filter, Mini ERFs and Alternatives

Last post by TheSkyBurner « Sun Sep 30, 2018 4:03 pm
Replies: 180
by marktownley » Tue Mar 06, 2012 10:33 pm
1

…

4

5

6

7

8
180 Replies

4500 Views

Last post by TheSkyBurner
Sun Sep 30, 2018 4:03 pm
Baader planetarium double polarizer

Last post by TheSkyBurner « Sun Sep 30, 2018 3:42 pm

by TheSkyBurner » Sun Sep 30, 2018 3:42 pm

0 Replies

98 Views

Last post by TheSkyBurner
Sun Sep 30, 2018 3:42 pm
Today's Prominences & New Active Region with Looping Filaments! 120mm HA, Sept 29th 2018

Last post by marktownley « Sun Sep 30, 2018 11:38 am
Replies: 3
by MalVeauX » Sat Sep 29, 2018 4:28 pm

3 Replies

75 Views

Last post by marktownley
Sun Sep 30, 2018 11:38 am
High resolution images taken on Aug 20, 21&23th with the 300 mm solar telescope

Last post by christian viladrich « Sun Sep 30, 2018 8:16 am
Replies: 11
by christian viladrich » Wed Sep 26, 2018 7:47 pm

11 Replies

282 Views

Last post by christian viladrich
Sun Sep 30, 2018 8:16 am
Boring Sun

Last post by krakatoa1883 « Sat Sep 29, 2018 11:48 am
Replies: 6
by krakatoa1883 » Fri Sep 28, 2018 7:03 pm

6 Replies

101 Views

Last post by krakatoa1883
Sat Sep 29, 2018 11:48 am
Grasshopper3 how to ??

Last post by axlefoley « Sat Sep 29, 2018 6:21 am
Replies: 8
by axlefoley » Sat Sep 22, 2018 10:49 am

8 Replies

284 Views

Last post by axlefoley
Sat Sep 29, 2018 6:21 am
What do you think is the most versatile high resolution solar telescope design?

Last post by MalVeauX « Fri Sep 28, 2018 6:25 pm
Replies: 10
by MalVeauX » Fri Sep 21, 2018 3:26 pm

10 Replies

474 Views

Last post by MalVeauX
Fri Sep 28, 2018 6:25 pm
September 23rd Session

Last post by MapleRidge « Fri Sep 28, 2018 4:51 pm
Replies: 7
by MapleRidge » Tue Sep 25, 2018 11:54 pm

7 Replies

190 Views

Last post by MapleRidge
Fri Sep 28, 2018 4:51 pm
Late September Sunrise

Last post by Derek Klepp « Fri Sep 28, 2018 8:13 am
Replies: 10
by Derek Klepp » Tue Sep 25, 2018 7:36 am

10 Replies

213 Views

Last post by Derek Klepp
Fri Sep 28, 2018 8:13 am
High resolution images taken on Aug 20, 21&23th with the 300 mm solar telescope

Last post by marktownley « Fri Sep 28, 2018 5:04 am
Replies: 8
by christian viladrich » Wed Sep 26, 2018 7:47 pm

8 Replies

129 Views

Last post by marktownley
Fri Sep 28, 2018 5:04 am
Flying over the sun eastern limb in a 280mm scope.

Last post by Carbon60 « Thu Sep 27, 2018 5:41 am
Replies: 11
by Valery » Sun Sep 23, 2018 6:31 pm

11 Replies

358 Views

Last post by Carbon60
Thu Sep 27, 2018 5:41 am
Coronado BF15 dies and resurected!

Last post by ronatu « Wed Sep 26, 2018 9:43 pm
Replies: 11
by Merlin66 » Thu Oct 27, 2016 5:51 am

11 Replies

1145 Views

Last post by ronatu
Wed Sep 26, 2018 9:43 pm
Prominence Hedgerow Animation

Last post by robert « Wed Sep 26, 2018 5:14 pm
Replies: 12
by Dave S » Sun Sep 16, 2018 8:49 pm

12 Replies

383 Views

Last post by robert
Wed Sep 26, 2018 5:14 pm
Great Proms Today! 120mm HA, Sept 25th 2018

Last post by robert « Wed Sep 26, 2018 5:02 pm
Replies: 7
by MalVeauX » Tue Sep 25, 2018 3:57 pm

7 Replies

189 Views

Last post by robert
Wed Sep 26, 2018 5:02 pm
Today's SUN (20180921) | many PROMS (again)

Last post by pedro « Wed Sep 26, 2018 10:16 am
Replies: 11
by pedro » Fri Sep 21, 2018 1:49 pm

11 Replies

322 Views

Last post by pedro
Wed Sep 26, 2018 10:16 am
Today's SUN (20180922) | WL HR shots

Last post by pedro « Wed Sep 26, 2018 10:15 am
Replies: 10
by pedro » Sat Sep 22, 2018 1:59 pm

10 Replies

366 Views

Last post by pedro
Wed Sep 26, 2018 10:15 am
Sunday Sunshine - 23rd september

Last post by MapleRidge « Wed Sep 26, 2018 12:02 am
Replies: 11
by marktownley » Sun Sep 23, 2018 8:48 pm

11 Replies

258 Views

Last post by MapleRidge
Wed Sep 26, 2018 12:02 am
September 13 in Ha

Last post by MapleRidge « Tue Sep 25, 2018 11:59 pm
Replies: 12
by MapleRidge » Fri Sep 14, 2018 11:27 pm

12 Replies

331 Views

Last post by MapleRidge
Tue Sep 25, 2018 11:59 pm
Chromosphere September 16th

Last post by MapleRidge « Tue Sep 25, 2018 11:56 pm
Replies: 13
by ffellah » Sun Sep 16, 2018 9:47 pm

13 Replies

390 Views

Last post by MapleRidge
Tue Sep 25, 2018 11:56 pm
Granulation - Surface Texture

Last post by MapleRidge « Tue Sep 25, 2018 11:15 pm
Replies: 8
by Carbon60 » Mon Sep 24, 2018 6:11 pm

8 Replies

191 Views

Last post by MapleRidge
Tue Sep 25, 2018 11:15 pm
Sept 16th Sun and Yard Views

Last post by MapleRidge « Tue Sep 25, 2018 11:01 pm
Replies: 11
by MapleRidge » Thu Sep 20, 2018 12:23 am

11 Replies

238 Views

Last post by MapleRidge
Tue Sep 25, 2018 11:01 pm
Return of the SPOD

Last post by marktownley « Tue Sep 25, 2018 7:22 pm
Replies: 17
by marktownley » Sat Sep 22, 2018 8:10 am

17 Replies

429 Views

Last post by marktownley
Tue Sep 25, 2018 7:22 pm
Exploding arch prom from 9/19

Last post by marktownley « Tue Sep 25, 2018 7:11 pm
Replies: 13
by FlankerOneTwo » Thu Sep 20, 2018 4:50 am

13 Replies

183 Views

Last post by marktownley
Tue Sep 25, 2018 7:11 pm
Today SUN(2018/9/24) HA full disk and prominence

Last post by marktownley « Tue Sep 25, 2018 7:08 pm
Replies: 3
by alexhuangyan » Mon Sep 24, 2018 9:35 am

3 Replies

120 Views

Last post by marktownley
Tue Sep 25, 2018 7:08 pm
Magnificent Prominence, HA, Sept 21 2018

Last post by marktownley « Tue Sep 25, 2018 7:04 pm
Replies: 5
by MalVeauX » Fri Sep 21, 2018 2:25 pm

5 Replies

165 Views

Last post by marktownley
Tue Sep 25, 2018 7:04 pm
Today's Proms, HA, Sept 24th 2018

Last post by eroel « Tue Sep 25, 2018 2:53 pm
Replies: 7
by MalVeauX » Mon Sep 24, 2018 2:46 pm

7 Replies

167 Views

Last post by eroel
Tue Sep 25, 2018 2:53 pm
Surface contrast in CaK for various filter bandpasses.

Last post by Derek Klepp « Tue Sep 25, 2018 8:37 am
Replies: 19
by p_zetner » Fri Sep 14, 2018 8:14 pm

19 Replies

601 Views

Last post by Derek Klepp
Tue Sep 25, 2018 8:37 am
Sol from the 22nd of September 2018.

Last post by Derek Klepp « Tue Sep 25, 2018 7:48 am
Replies: 8
by eroel » Mon Sep 24, 2018 12:29 am

8 Replies

184 Views

Last post by Derek Klepp
Tue Sep 25, 2018 7:48 am
The sun on Sept 23

Last post by Derek Klepp « Tue Sep 25, 2018 7:38 am
Replies: 7
by gabrieli » Mon Sep 24, 2018 8:38 pm

7 Replies

168 Views

Last post by Derek Klepp
Tue Sep 25, 2018 7:38 am
Weekend Geomagnetic Storm Sept 21st-23rd

Last post by Carbon60 « Tue Sep 25, 2018 5:27 am
Replies: 3
by Carbon60 » Sun Sep 23, 2018 7:03 pm

3 Replies

151 Views

Last post by Carbon60
Tue Sep 25, 2018 5:27 am
The hydrogen-alpha block

Last post by TheSkyBurner « Mon Sep 24, 2018 8:50 pm

by TheSkyBurner » Mon Sep 24, 2018 8:50 pm

0 Replies

121 Views

Last post by TheSkyBurner
Mon Sep 24, 2018 8:50 pm
PST blocking filter specs.

Last post by TheSkyBurner « Mon Sep 24, 2018 8:46 pm
Replies: 26
by Robert Henry 1355 » Wed Jan 25, 2017 11:19 pm
1

2
26 Replies

2362 Views

Last post by TheSkyBurner
Mon Sep 24, 2018 8:46 pm
Today's SUN (20180920) | lots of PROMS

Last post by pedro « Mon Sep 24, 2018 9:51 am
Replies: 12
by pedro » Thu Sep 20, 2018 8:21 pm

12 Replies

323 Views

Last post by pedro
Mon Sep 24, 2018 9:51 am
Flying over the sun eastern limb in a 280mm scope.

Last post by Montana « Mon Sep 24, 2018 9:13 am
Replies: 5
by Valery » Sun Sep 23, 2018 6:31 pm

5 Replies

130 Views

Last post by Montana
Mon Sep 24, 2018 9:13 am
QUARK 9.9 HA full diak and prominence

Last post by FlankerOneTwo « Mon Sep 24, 2018 5:39 am
Replies: 8
by alexhuangyan » Wed Sep 12, 2018 10:48 am

8 Replies

336 Views

Last post by FlankerOneTwo
Mon Sep 24, 2018 5:39 am
Calcium K-line doublepass by apollo lasky

Last post by TheSkyBurner « Sun Sep 23, 2018 11:03 pm
Replies: 15
by TheSkyBurner » Tue Sep 04, 2018 7:10 am

15 Replies

440 Views

Last post by TheSkyBurner
Sun Sep 23, 2018 11:03 pm
Improvements to your PST!

Last post by Merlin66 « Sun Sep 23, 2018 10:30 pm

by Merlin66 » Sun Sep 23, 2018 10:30 pm

0 Replies

125 Views

Last post by Merlin66
Sun Sep 23, 2018 10:30 pm
Replacing the Rusted BF30 Filter

Last post by Merlin66 « Sun Sep 23, 2018 10:26 pm
Replies: 56
by GeorgeIonas » Tue May 08, 2018 7:59 pm
1

2

3
56 Replies

2749 Views

Last post by Merlin66
Sun Sep 23, 2018 10:26 pm
Another rusty BF question...

Last post by ronatu « Sun Sep 23, 2018 2:48 pm
Replies: 2
by Helen » Sat Jul 14, 2018 10:53 am

2 Replies

531 Views

Last post by ronatu
Sun Sep 23, 2018 2:48 pm
Wanted: 8" D-ERF filter

Last post by Valery « Sun Sep 23, 2018 2:43 pm
Replies: 3
by langleif2 » Sun Jul 15, 2018 8:46 am

3 Replies

386 Views

Last post by Valery
Sun Sep 23, 2018 2:43 pm
The Double pass idea...

Last post by TheSkyBurner « Sat Sep 22, 2018 7:02 pm
Replies: 20
by TheSkyBurner » Thu Aug 16, 2018 5:59 pm

20 Replies

967 Views

Last post by TheSkyBurner
Sat Sep 22, 2018 7:02 pm
H-alpha images of September

Last post by marktownley « Sat Sep 22, 2018 6:19 am
Replies: 8
by krakatoa1883 » Tue Sep 18, 2018 8:53 am

8 Replies

228 Views

Last post by marktownley
Sat Sep 22, 2018 6:19 am
Update on laptop and camera

Last post by MapleRidge « Fri Sep 21, 2018 11:51 pm
Replies: 4
by denababy » Wed Sep 12, 2018 8:56 am

4 Replies

219 Views

Last post by MapleRidge
Fri Sep 21, 2018 11:51 pm
Today's Proms, Full Disc & Animations | HA | Sept 20th 2018

Last post by MapleRidge « Fri Sep 21, 2018 11:46 pm
Replies: 7
by MalVeauX » Thu Sep 20, 2018 6:29 pm

7 Replies

183 Views

Last post by MapleRidge
Fri Sep 21, 2018 11:46 pm
Sol in CaK from the 14th and in Ha from the 16th of September 2018.

Last post by MapleRidge « Fri Sep 21, 2018 11:41 pm
Replies: 9
by eroel » Sat Sep 15, 2018 6:02 pm

9 Replies

266 Views

Last post by MapleRidge
Fri Sep 21, 2018 11:41 pm
Sol from the 19th of September 2018.

Last post by eroel « Fri Sep 21, 2018 11:39 pm
Replies: 2
by eroel » Thu Sep 20, 2018 2:27 am

2 Replies

99 Views

Last post by eroel
Fri Sep 21, 2018 11:39 pm
A variety from Sept 16 (with Gates of H*ll image)

Last post by MapleRidge « Fri Sep 21, 2018 11:36 pm
Replies: 7
by gabrieli » Sun Sep 16, 2018 10:22 pm

7 Replies

236 Views

Last post by MapleRidge
Fri Sep 21, 2018 11:36 pm
Two PST Calcium Filters *sold*

Last post by TheSkyBurner « Thu Sep 20, 2018 9:58 pm
Replies: 1
by TheSkyBurner » Mon Sep 10, 2018 6:23 pm

1 Replies

223 Views

Last post by TheSkyBurner
Thu Sep 20, 2018 9:58 pm
PST Mod (PDF file)

Last post by pedro « Thu Sep 20, 2018 5:05 pm
Replies: 3
by pedro » Tue Sep 11, 2018 4:08 pm

3 Replies

423 Views

Last post by pedro
Thu Sep 20, 2018 5:05 pm
Beautiful Arching Prom Today! HA | Sept 19th 2018

Last post by ffellah « Thu Sep 20, 2018 4:27 pm
Replies: 8
by MalVeauX » Wed Sep 19, 2018 4:39 pm

8 Replies

204 Views

Last post by ffellah
Thu Sep 20, 2018 4:27 pm
Closure of National Solar Observatory remains shrouded in secrecy

Last post by MalVeauX « Thu Sep 20, 2018 12:36 pm
Replies: 6
by Dave S » Wed Sep 12, 2018 9:06 pm

6 Replies

394 Views

Last post by MalVeauX
Thu Sep 20, 2018 12:36 pm
Do you have a skybender?

Last post by TheSkyBurner « Thu Sep 20, 2018 5:55 am
Replies: 32
by TheSkyBurner » Thu May 10, 2018 1:18 pm
1

2
32 Replies

1877 Views

Last post by TheSkyBurner
Thu Sep 20, 2018 5:55 am
Why is the PST etalon not sold on its own?

Last post by BillyBoyBoy « Thu Sep 20, 2018 4:15 am
Replies: 13
by BillyBoyBoy » Tue Sep 18, 2018 3:17 am

13 Replies

391 Views

Last post by BillyBoyBoy
Thu Sep 20, 2018 4:15 am
Protu 2018 9 19

Last post by eroel « Wed Sep 19, 2018 1:37 pm
Replies: 4
by xn44 » Wed Sep 19, 2018 11:57 am

4 Replies

125 Views

Last post by eroel
Wed Sep 19, 2018 1:37 pm
WTB Lunt LS60Fha

Last post by djp183 « Mon Sep 17, 2018 1:47 pm

by djp183 » Mon Sep 17, 2018 1:47 pm

0 Replies

128 Views

Last post by djp183
Mon Sep 17, 2018 1:47 pm
A different PST Mod

Last post by pedro « Mon Sep 17, 2018 12:20 pm
Replies: 6
by pedro » Fri Sep 14, 2018 10:20 pm

6 Replies

438 Views

Last post by pedro
Mon Sep 17, 2018 12:20 pm
Today's SUN (20180914) | FD images + proms

Last post by pedro « Mon Sep 17, 2018 12:18 pm
Replies: 6
by pedro » Fri Sep 14, 2018 1:20 pm

6 Replies

282 Views

Last post by pedro
Mon Sep 17, 2018 12:18 pm
Today's SUN (20180915) | PST Ha & PST Ca-K FD images

Last post by pedro « Mon Sep 17, 2018 12:13 pm
Replies: 3
by pedro » Sat Sep 15, 2018 6:09 pm

3 Replies

225 Views

Last post by pedro
Mon Sep 17, 2018 12:13 pm
New images of AR12671 GREAT SEEING!

Last post by Montana « Mon Sep 17, 2018 9:12 am
Replies: 4
by Valery » Sun Sep 16, 2018 6:19 am

4 Replies

195 Views

Last post by Montana
Mon Sep 17, 2018 9:12 am
H-alpha proms, 14 september 2018

Last post by Montana « Mon Sep 17, 2018 9:09 am
Replies: 3
by bart1805 » Sat Sep 15, 2018 10:26 pm

3 Replies

148 Views

Last post by Montana
Mon Sep 17, 2018 9:09 am
Tunable Calcium module by Apollo Lasky

Last post by marktownley « Sun Sep 16, 2018 8:06 pm
Replies: 6
by TheSkyBurner » Wed Sep 12, 2018 4:32 am

6 Replies

294 Views

Last post by marktownley
Sun Sep 16, 2018 8:06 pm
CaK from September 4th, 2018

Last post by marktownley « Sun Sep 16, 2018 7:58 pm
Replies: 2
by LTHB » Tue Sep 11, 2018 9:20 pm

2 Replies

144 Views

Last post by marktownley
Sun Sep 16, 2018 7:58 pm
Ca-H full disc of Sept. 13th

Last post by marktownley « Sun Sep 16, 2018 7:55 pm
Replies: 6
by krakatoa1883 » Thu Sep 13, 2018 10:21 am

6 Replies

189 Views

Last post by marktownley
Sun Sep 16, 2018 7:55 pm
Calcium Chromosphere By apollo lasky

Last post by marktownley « Sun Sep 16, 2018 7:50 pm
Replies: 6
by TheSkyBurner » Tue Sep 11, 2018 10:55 pm

6 Replies

295 Views

Last post by marktownley
Sun Sep 16, 2018 7:50 pm
Tiny AR12721 in H-alpha and CaK: Sept10

Last post by marktownley « Sun Sep 16, 2018 12:27 pm
Replies: 7
by p_zetner » Thu Sep 13, 2018 9:19 pm

7 Replies

227 Views

Last post by marktownley
Sun Sep 16, 2018 12:27 pm
NEW 12672 large group!!! 280mm + ARIES 295mm DERF + QUARK GREAT SEEING!

Last post by Valery « Sun Sep 16, 2018 12:10 pm
Replies: 13
by Valery » Sun Aug 20, 2017 3:26 pm

13 Replies

656 Views

Last post by Valery
Sun Sep 16, 2018 12:10 pm
G2 Geomagnetic Storm 11th Sept 2018

Last post by Carbon60 « Sun Sep 16, 2018 11:01 am
Replies: 5
by Carbon60 » Tue Sep 11, 2018 5:50 am

5 Replies

279 Views

Last post by Carbon60
Sun Sep 16, 2018 11:01 am
Today's Crazy Prom Forest! Plus Active Regions in HA & CaK | Sept 13th 2018

Last post by eroel « Sat Sep 15, 2018 5:51 pm
Replies: 8
by MalVeauX » Thu Sep 13, 2018 4:13 pm

8 Replies

273 Views

Last post by eroel
Sat Sep 15, 2018 5:51 pm
Nice hedgerow today

Last post by eroel « Sat Sep 15, 2018 5:44 pm
Replies: 5
by Bruce G » Thu Sep 13, 2018 11:48 pm

5 Replies

186 Views

Last post by eroel
Sat Sep 15, 2018 5:44 pm
08Aug: Spectral sweep through the Ca K line

Last post by p_zetner « Sat Sep 15, 2018 4:32 pm
Replies: 13
by p_zetner » Tue Aug 28, 2018 4:38 pm

13 Replies

627 Views

Last post by p_zetner
Sat Sep 15, 2018 4:32 pm
1 angstrom 854.22 by apollo lasky

Last post by TheSkyBurner « Fri Sep 14, 2018 8:42 pm

by TheSkyBurner » Fri Sep 14, 2018 8:42 pm

0 Replies

147 Views

Last post by TheSkyBurner
Fri Sep 14, 2018 8:42 pm
Truss Solar Newton T250 for Ha and CaK

Last post by allhoest « Fri Sep 14, 2018 6:17 pm
Replies: 3
by allhoest » Tue Sep 11, 2018 6:55 pm

3 Replies

277 Views

Last post by allhoest
Fri Sep 14, 2018 6:17 pm
Today's SUN (20180913) + granulations shots

Last post by pedro « Fri Sep 14, 2018 1:17 pm
Replies: 7
by pedro » Thu Sep 13, 2018 3:31 pm

7 Replies

337 Views

Last post by pedro
Fri Sep 14, 2018 1:17 pm
Proms and AR from Sept 12

Last post by Montana « Fri Sep 14, 2018 9:01 am
Replies: 4
by gabrieli » Thu Sep 13, 2018 1:18 pm

4 Replies

132 Views

Last post by Montana
Fri Sep 14, 2018 9:01 am
Today's Proms & AR2722 in HA & CaK | Sep 12th 2018

Last post by p_zetner « Thu Sep 13, 2018 9:14 pm
Replies: 6
by MalVeauX » Wed Sep 12, 2018 10:13 pm

6 Replies

180 Views

Last post by p_zetner
Thu Sep 13, 2018 9:14 pm
Protu 2018 9 11 +100.000 km

Last post by p_zetner « Thu Sep 13, 2018 9:09 pm
Replies: 9
by xn44 » Tue Sep 11, 2018 11:51 am

9 Replies

271 Views

Last post by p_zetner
Thu Sep 13, 2018 9:09 pm
Today's SUN (20180912) | FD images

Last post by pedro « Thu Sep 13, 2018 9:09 pm
Replies: 7
by pedro » Wed Sep 12, 2018 7:54 pm

7 Replies

170 Views

Last post by pedro
Thu Sep 13, 2018 9:09 pm
Solar Scintallation Monitor

Last post by Valery « Thu Sep 13, 2018 3:45 am
Replies: 1
by allhoest » Tue Sep 11, 2018 6:55 pm

1 Replies

173 Views

Last post by Valery
Thu Sep 13, 2018 3:45 am
Solar20180911(WL,Ha&CaH)

Last post by Montana « Wed Sep 12, 2018 8:52 am
Replies: 2
by ThomasHu » Tue Sep 11, 2018 3:05 pm

2 Replies

121 Views

Last post by Montana
Wed Sep 12, 2018 8:52 am
Prominences 9set2018& hA full disk

Last post by alexhuangyan « Wed Sep 12, 2018 2:30 am

by alexhuangyan » Wed Sep 12, 2018 2:30 am

0 Replies

89 Views

Last post by alexhuangyan
Wed Sep 12, 2018 2:30 am
Prominences 9SEPT2018

Last post by Albuqshutterbug « Wed Sep 12, 2018 2:05 am
Replies: 4
by Albuqshutterbug » Mon Sep 10, 2018 5:59 am

4 Replies

177 Views

Last post by Albuqshutterbug
Wed Sep 12, 2018 2:05 am
5th September Proms

Last post by Carbon60 « Tue Sep 11, 2018 8:39 pm
Replies: 6
by p_zetner » Sun Sep 09, 2018 8:19 pm

6 Replies

187 Views

Last post by Carbon60
Tue Sep 11, 2018 8:39 pm
SUN 9/9/2018

Last post by p1taylor « Tue Sep 11, 2018 6:09 pm
Replies: 6
by p1taylor » Mon Sep 10, 2018 5:50 pm

6 Replies

167 Views

Last post by p1taylor
Tue Sep 11, 2018 6:09 pm
Sol from the 9th of September 2018.

Last post by Carbon60 « Tue Sep 11, 2018 5:51 pm
Replies: 9
by eroel » Mon Sep 10, 2018 12:36 am

9 Replies

260 Views

Last post by Carbon60
Tue Sep 11, 2018 5:51 pm
Sunset

Last post by Derek Klepp « Tue Sep 11, 2018 7:20 am
Replies: 8
by Derek Klepp » Sun Sep 02, 2018 10:07 am

8 Replies

223 Views

Last post by Derek Klepp
Tue Sep 11, 2018 7:20 am
Today's SUN (20180909) | Proms and new AR

Last post by Derek Klepp « Tue Sep 11, 2018 7:17 am
Replies: 6
by pedro » Sun Sep 09, 2018 12:25 pm

6 Replies

244 Views

Last post by Derek Klepp
Tue Sep 11, 2018 7:17 am
Solar Prominence 10 Sep 18

Last post by Derek Klepp « Tue Sep 11, 2018 7:14 am
Replies: 4
by GeorgeIonas » Mon Sep 10, 2018 11:17 am

4 Replies

157 Views

Last post by Derek Klepp
Tue Sep 11, 2018 7:14 am
Lacerta Wedge plus Lunt diagonal

Last post by bart1805 « Mon Sep 10, 2018 9:02 pm
Replies: 4
by bart1805 » Tue Sep 04, 2018 9:30 pm

4 Replies

247 Views

Last post by bart1805
Mon Sep 10, 2018 9:02 pm
A few surface grabs from the weekend

Last post by Montana « Mon Sep 10, 2018 11:29 am
Replies: 2
by FlankerOneTwo » Mon Sep 10, 2018 3:20 am

2 Replies

152 Views

Last post by Montana
Mon Sep 10, 2018 11:29 am
Awesome Proms Today! Active Regions, New Spot? | HA & CAK | Sep 8th 2018

Last post by Montana « Mon Sep 10, 2018 11:24 am
Replies: 9
by MalVeauX » Sat Sep 08, 2018 4:56 pm

9 Replies

257 Views

Last post by Montana
Mon Sep 10, 2018 11:24 am
Fantastic Prom Group Today! Sunspot 2721, HA & CAK | Sep 9th 2018

Last post by Montana « Mon Sep 10, 2018 11:21 am
Replies: 6
by MalVeauX » Sun Sep 09, 2018 3:54 pm

6 Replies

600 Views

Last post by Montana
Mon Sep 10, 2018 11:21 am
Large Prominence, 09-07-18

Last post by pedro « Mon Sep 10, 2018 9:35 am
Replies: 9
by MalVeauX » Fri Sep 07, 2018 3:15 pm

9 Replies

298 Views

Last post by pedro
Mon Sep 10, 2018 9:35 am
Front ERF vs Internal ERF? Minimum size?

Last post by MalVeauX « Sun Sep 09, 2018 8:05 pm
Replies: 28
by MalVeauX » Thu May 31, 2018 4:04 pm
1

2
28 Replies

2146 Views

Last post by MalVeauX
Sun Sep 09, 2018 8:05 pm
Sun in K and CaH Sept. 5th & 6th

Last post by Valery « Sun Sep 09, 2018 6:46 pm
Replies: 14
by krakatoa1883 » Thu Sep 06, 2018 5:50 pm

14 Replies

395 Views

Last post by Valery
Sun Sep 09, 2018 6:46 pm
8th September, sunpot on a spotless day

Last post by krakatoa1883 « Sun Sep 09, 2018 4:39 pm
Replies: 10
by robert » Sat Sep 08, 2018 1:56 pm

10 Replies

644 Views

Last post by krakatoa1883
Sun Sep 09, 2018 4:39 pm
Today's SUN (20180907) | PROMS

Last post by pedro « Sat Sep 08, 2018 7:04 pm
Replies: 6
by pedro » Fri Sep 07, 2018 6:13 pm

6 Replies

211 Views

Last post by pedro
Sat Sep 08, 2018 7:04 pm
Today's SUN (20180908) new AR

Last post by pedro « Sat Sep 08, 2018 5:31 pm
Replies: 3
by pedro » Sat Sep 08, 2018 3:38 pm

3 Replies

187 Views

Last post by pedro
Sat Sep 08, 2018 5:31 pm
White light solar observations,questions..

Last post by robert « Sat Sep 08, 2018 4:45 pm
Replies: 3
by Pluton » Fri Sep 07, 2018 3:24 pm

3 Replies

149 Views

Last post by robert
Sat Sep 08, 2018 4:45 pm
Lunt 50 vs SolarMax II 60 vs Quark Cromosfere.

Last post by Pluton « Sat Sep 08, 2018 4:19 pm
Replies: 5
by Pluton » Mon Sep 03, 2018 5:00 pm

5 Replies

462 Views

Last post by Pluton
Sat Sep 08, 2018 4:19 pm
Proms on Sept 7, 2018

Last post by Montana « Sat Sep 08, 2018 3:55 pm
Replies: 4
by gabrieli » Fri Sep 07, 2018 8:33 pm

4 Replies

153 Views

Last post by Montana
Sat Sep 08, 2018 3:55 pm
Today's SUN (20180906) | BIG prom

Last post by pedro « Sat Sep 08, 2018 2:57 pm
Replies: 6
by pedro » Thu Sep 06, 2018 7:30 pm

6 Replies

254 Views

Last post by pedro
Sat Sep 08, 2018 2:57 pm
Lunt LS50THa modification to 200 mm aperture

Last post by MalVeauX « Sat Sep 08, 2018 12:23 pm
Replies: 7
by GreatAttractor » Thu Sep 06, 2018 8:17 pm

7 Replies

345 Views

Last post by MalVeauX
Sat Sep 08, 2018 12:23 pm
Sept 7 Pair of proms on Sun

Last post by marktownley « Sat Sep 08, 2018 11:44 am
Replies: 3
by JohnW » Fri Sep 07, 2018 6:59 am

3 Replies

175 Views

Last post by marktownley
Sat Sep 08, 2018 11:44 am
Sol from the 4th od September 2018.

Last post by marktownley « Sat Sep 08, 2018 11:38 am
Replies: 7
by eroel » Tue Sep 04, 2018 11:35 pm

7 Replies

192 Views

Last post by marktownley
Sat Sep 08, 2018 11:38 am
What a quiet sun today! Disc & Surface in CaK, Aug 31 2018

Last post by marktownley « Sat Sep 08, 2018 11:37 am
Replies: 12
by MalVeauX » Fri Aug 31, 2018 5:37 pm

12 Replies

352 Views

Last post by marktownley
Sat Sep 08, 2018 11:37 am
Wanted - Coronado PST

Last post by marktownley « Fri Sep 07, 2018 9:02 pm
Replies: 1
by Montana » Fri Sep 07, 2018 9:19 am

1 Replies

183 Views

Last post by marktownley
Fri Sep 07, 2018 9:02 pm
Granulation shots (TEC140 F/7, X4 & X5 Powermates)

Last post by pedro « Thu Sep 06, 2018 7:38 pm
Replies: 16
by pedro » Thu Aug 30, 2018 8:20 pm

16 Replies

468 Views

Last post by pedro
Thu Sep 06, 2018 7:38 pm
Quiet Sun in Ca-H

Last post by marktownley « Thu Sep 06, 2018 7:15 pm
Replies: 5
by krakatoa1883 » Mon Sep 03, 2018 7:59 pm

5 Replies

214 Views

Last post by marktownley
Thu Sep 06, 2018 7:15 pm
Sun in CaK 5th September

Last post by Carbon60 « Thu Sep 06, 2018 7:09 pm
Replies: 7
by Carbon60 » Wed Sep 05, 2018 7:57 pm

7 Replies

267 Views

Last post by Carbon60
Thu Sep 06, 2018 7:09 pm
Sun in Ha and CaK 25th Aug

Last post by marktownley « Thu Sep 06, 2018 7:06 pm
Replies: 13
by Carbon60 » Sun Aug 26, 2018 6:54 am

13 Replies

410 Views

Last post by marktownley
Thu Sep 06, 2018 7:06 pm
AR12719 High Res at 390nm, CaK and H-a in a 280mm scope.

Last post by marktownley « Thu Sep 06, 2018 6:59 pm
Replies: 5
by Valery » Fri Aug 31, 2018 9:33 am

5 Replies

280 Views

Last post by marktownley
Thu Sep 06, 2018 6:59 pm
Today's Proms & Active Region in HR, HA & CAK | Sept 4th 2018

Last post by Carbon60 « Thu Sep 06, 2018 6:59 pm
Replies: 9
by MalVeauX » Tue Sep 04, 2018 10:16 pm

9 Replies

235 Views

Last post by Carbon60
Thu Sep 06, 2018 6:59 pm
How I made my own Lunt mod

Last post by krakatoa1883 « Thu Sep 06, 2018 10:18 am
Replies: 18
by krakatoa1883 » Wed Aug 22, 2018 12:47 pm

18 Replies

728 Views

Last post by krakatoa1883
Thu Sep 06, 2018 10:18 am
Today's SUN (20180831) | 6 different scopes

Last post by pedro « Thu Sep 06, 2018 9:35 am
Replies: 6
by pedro » Fri Aug 31, 2018 10:13 pm

6 Replies

328 Views

Last post by pedro
Thu Sep 06, 2018 9:35 am
HR images taken at 396 and 430 nm on August 24 with the 300 mm solar scope

Last post by bart1805 « Wed Sep 05, 2018 8:19 pm
Replies: 18
by christian viladrich » Sat Sep 01, 2018 7:53 pm

18 Replies

523 Views

Last post by bart1805
Wed Sep 05, 2018 8:19 pm
Sol from the 1st of September 2018.

Last post by eroel « Wed Sep 05, 2018 5:45 pm
Replies: 10
by eroel » Sun Sep 02, 2018 12:04 am

10 Replies

284 Views

Last post by eroel
Wed Sep 05, 2018 5:45 pm
One year and 55 AR's ago

Last post by ffellah « Wed Sep 05, 2018 3:07 pm
Replies: 11
by ffellah » Sat Sep 01, 2018 4:31 pm

11 Replies

304 Views

Last post by ffellah
Wed Sep 05, 2018 3:07 pm
Today's SUN (20180901) | more granulation shots

Last post by pedro « Wed Sep 05, 2018 3:05 pm
Replies: 9
by pedro » Sat Sep 01, 2018 8:26 pm

9 Replies

333 Views

Last post by pedro
Wed Sep 05, 2018 3:05 pm
Today's SUN (20180902) | granulation shots again

Last post by pedro « Wed Sep 05, 2018 3:02 pm
Replies: 9
by pedro » Sun Sep 02, 2018 4:50 pm

9 Replies

334 Views

Last post by pedro
Wed Sep 05, 2018 3:02 pm
Today's SUN (20180829) | PST Stage 2 Mod first light

Last post by pedro « Wed Sep 05, 2018 10:54 am
Replies: 8
by pedro » Wed Aug 29, 2018 2:15 pm

8 Replies

354 Views

Last post by pedro
Wed Sep 05, 2018 10:54 am
Changing the f number or not.

Last post by Valery « Wed Sep 05, 2018 1:53 am
Replies: 4
by denababy » Thu Aug 23, 2018 10:04 am

4 Replies

287 Views

Last post by Valery
Wed Sep 05, 2018 1:53 am
New equipment and playing!

Last post by Valery « Wed Sep 05, 2018 1:37 am
Replies: 8
by ghswen » Wed Aug 29, 2018 4:32 pm

8 Replies

329 Views

Last post by Valery
Wed Sep 05, 2018 1:37 am
Running FireCapture on a Mac

Last post by marktownley « Tue Sep 04, 2018 10:58 pm
Replies: 3
by Bruce G » Tue Aug 28, 2018 3:53 pm

3 Replies

368 Views

Last post by marktownley
Tue Sep 04, 2018 10:58 pm
An open letter to all solarchaters.

Last post by marktownley « Tue Sep 04, 2018 8:26 pm
Replies: 3
by Valery » Tue Sep 04, 2018 2:22 am

3 Replies

256 Views

Last post by marktownley
Tue Sep 04, 2018 8:26 pm
lunt 50 mod

Last post by antonello « Tue Sep 04, 2018 10:35 am
Replies: 26
by DSobserver » Sun Apr 09, 2017 2:52 pm
1

2
26 Replies

3237 Views

Last post by antonello
Tue Sep 04, 2018 10:35 am
A large dark filament 2018 08 27 280mm scope

Last post by Valery « Mon Sep 03, 2018 12:24 pm
Replies: 14
by Valery » Tue Aug 28, 2018 1:55 am

14 Replies

404 Views

Last post by Valery
Mon Sep 03, 2018 12:24 pm
High Res Chromosphere at 393.4A | Aug 30th 2018

Last post by marktownley « Sun Sep 02, 2018 9:01 pm
Replies: 12
by MalVeauX » Thu Aug 30, 2018 8:38 pm

12 Replies

371 Views

Last post by marktownley
Sun Sep 02, 2018 9:01 pm
New camera but which one?

Last post by marktownley « Sat Sep 01, 2018 3:39 pm
Replies: 32
by denababy » Mon Aug 27, 2018 10:17 am
1

2
32 Replies

800 Views

Last post by marktownley
Sat Sep 01, 2018 3:39 pm
150mm F/15 + aries safix + 1 angstrom CaK filter

Last post by marktownley « Sat Sep 01, 2018 11:01 am
Replies: 4
by TheSkyBurner » Thu Aug 23, 2018 8:25 pm

4 Replies

407 Views

Last post by marktownley
Sat Sep 01, 2018 11:01 am
Today's SUN (20180830) | TEC140 + PST Stage 2 Mod

Last post by pedro « Fri Aug 31, 2018 9:26 am
Replies: 2
by pedro » Thu Aug 30, 2018 4:28 pm

2 Replies

229 Views

Last post by pedro
Fri Aug 31, 2018 9:26 am
FLIR Grasshopper 3

Last post by pedro « Thu Aug 30, 2018 8:18 pm
Replies: 20
by Christopher » Fri Nov 17, 2017 5:13 pm

20 Replies

1427 Views

Last post by pedro
Thu Aug 30, 2018 8:18 pm
Different Ca-K options, differences?

Last post by george9 « Thu Aug 30, 2018 7:26 pm
Replies: 57
by MalVeauX » Sun May 28, 2017 4:34 pm
1

2

3
57 Replies

5414 Views

Last post by george9
Thu Aug 30, 2018 7:26 pm
CBSAP shutting down September 1st

Last post by GUS « Thu Aug 30, 2018 9:43 am
Replies: 28
by solarchat » Fri Jul 27, 2018 12:24 am
1

2
28 Replies

1492 Views

Last post by GUS
Thu Aug 30, 2018 9:43 am
Double stacked pst cak in skybender

Last post by TheSkyBurner « Wed Aug 29, 2018 8:19 pm
Replies: 2
by TheSkyBurner » Thu Jun 21, 2018 6:19 pm

2 Replies

491 Views

Last post by TheSkyBurner
Wed Aug 29, 2018 8:19 pm
G3 solar storm- Magnetometer response 25th-26th Aug 2018_Updated

Last post by carlosjackal « Wed Aug 29, 2018 4:45 pm
Replies: 10
by Carbon60 » Sun Aug 26, 2018 6:45 pm

10 Replies

276 Views

Last post by carlosjackal
Wed Aug 29, 2018 4:45 pm
AR2720&2719, Big Filament, Big Proms | HA & CAK | 8-28-18

Last post by Montana « Wed Aug 29, 2018 8:56 am
Replies: 3
by MalVeauX » Tue Aug 28, 2018 8:06 pm

3 Replies

152 Views

Last post by Montana
Wed Aug 29, 2018 8:56 am
halpha sun of 28 August

Last post by Montana « Wed Aug 29, 2018 8:53 am
Replies: 1
by stef41 » Tue Aug 28, 2018 5:31 pm

1 Replies

97 Views

Last post by Montana
Wed Aug 29, 2018 8:53 am
daystar Sr-127

Last post by TheSkyBurner « Tue Aug 28, 2018 11:24 pm

by TheSkyBurner » Tue Aug 28, 2018 11:24 pm

0 Replies

181 Views

Last post by TheSkyBurner
Tue Aug 28, 2018 11:24 pm
CME hit!

Last post by marktownley « Tue Aug 28, 2018 7:59 pm
Replies: 8
by carlosjackal » Sun Aug 26, 2018 10:21 am

8 Replies

251 Views

Last post by marktownley
Tue Aug 28, 2018 7:59 pm
A random area at the Sun chromosphere in CaK with 280mm C11

Last post by Valery « Tue Aug 28, 2018 7:45 pm
Replies: 8
by Valery » Mon Aug 27, 2018 1:41 pm

8 Replies

262 Views

Last post by Valery
Tue Aug 28, 2018 7:45 pm
SUN 25/8/2018

Last post by p1taylor « Tue Aug 28, 2018 6:58 pm
Replies: 2
by p1taylor » Sun Aug 26, 2018 7:31 pm

2 Replies

106 Views

Last post by p1taylor
Tue Aug 28, 2018 6:58 pm
August 24th - 3 Bands

Last post by MapleRidge « Tue Aug 28, 2018 5:33 pm
Replies: 4
by MapleRidge » Mon Aug 27, 2018 12:37 am

4 Replies

147 Views

Last post by MapleRidge
Tue Aug 28, 2018 5:33 pm
AR12720 in H alpha

Last post by bart1805 « Tue Aug 28, 2018 4:52 pm
Replies: 7
by p_zetner » Mon Aug 27, 2018 6:25 pm

7 Replies

214 Views

Last post by bart1805
Tue Aug 28, 2018 4:52 pm
some indirect solar activity from the 26th

Last post by pedro « Tue Aug 28, 2018 4:00 pm
Replies: 5
by pstew » Tue Aug 28, 2018 7:09 am

5 Replies

163 Views

Last post by pedro
Tue Aug 28, 2018 4:00 pm
AR2720,2719, Big Prom Group, Big Filament | HA & CAK | Aug 27th 2018

Last post by MalVeauX « Tue Aug 28, 2018 12:16 pm
Replies: 11
by MalVeauX » Mon Aug 27, 2018 5:23 pm

11 Replies

234 Views

Last post by MalVeauX
Tue Aug 28, 2018 12:16 pm
SUN & FULL MOON (20180826)

Last post by pedro « Tue Aug 28, 2018 12:15 pm
Replies: 2
by pedro » Mon Aug 27, 2018 10:20 am

2 Replies

167 Views

Last post by pedro
Tue Aug 28, 2018 12:15 pm
A Blast from the Past! Remember this one?

Last post by Montana « Tue Aug 28, 2018 11:47 am
Replies: 3
by Randy Shivak » Mon Aug 27, 2018 8:31 pm

3 Replies

156 Views

Last post by Montana
Tue Aug 28, 2018 11:47 am
Two sessions 08/24 and 08/26

Last post by ffellah « Tue Aug 28, 2018 11:14 am
Replies: 3
by ffellah » Mon Aug 27, 2018 12:36 am

3 Replies

121 Views

Last post by ffellah
Tue Aug 28, 2018 11:14 am
Today's SUN (20180826) with GOOD seeing again

Last post by pedro « Tue Aug 28, 2018 9:30 am
Replies: 7
by pedro » Sun Aug 26, 2018 7:28 pm

7 Replies

201 Views

Last post by pedro
Tue Aug 28, 2018 9:30 am
27th CaK AR2719 AR2720 going to the limb

Last post by Montana « Tue Aug 28, 2018 9:14 am
Replies: 1
by robert » Mon Aug 27, 2018 4:41 pm

1 Replies

91 Views

Last post by Montana
Tue Aug 28, 2018 9:14 am
halpha sun of August 26th

Last post by Montana « Tue Aug 28, 2018 9:13 am
Replies: 1
by stef41 » Mon Aug 27, 2018 10:32 am

1 Replies

95 Views

Last post by Montana
Tue Aug 28, 2018 9:13 am
August 23rd - 3 Wavelenghts

Last post by Montana « Tue Aug 28, 2018 9:00 am
Replies: 3
by MapleRidge » Sun Aug 26, 2018 2:15 pm

3 Replies

133 Views

Last post by Montana
Tue Aug 28, 2018 9:00 am
CaK from August 7th with ARIES-ERF

Last post by LTHB « Mon Aug 27, 2018 7:38 pm
Replies: 17
by LTHB » Wed Aug 08, 2018 2:07 pm

17 Replies

573 Views

Last post by LTHB
Mon Aug 27, 2018 7:38 pm
August 16 2018 AR12718 3 bands 280mm scope.

Last post by LTHB « Mon Aug 27, 2018 6:55 pm
Replies: 21
by Valery » Sat Aug 18, 2018 5:08 pm

21 Replies

650 Views

Last post by LTHB
Mon Aug 27, 2018 6:55 pm
Eliminating bad frames during stacking?

Last post by Bruce G « Mon Aug 27, 2018 6:46 pm
Replies: 9
by Bruce G » Sat Aug 25, 2018 6:14 pm

9 Replies

301 Views

Last post by Bruce G
Mon Aug 27, 2018 6:46 pm
wanted: Lunt B1800 or BF30

Last post by bnimball087 « Mon Aug 27, 2018 12:02 pm
Replies: 3
by antonf » Sun Aug 05, 2018 5:28 am

3 Replies

400 Views

Last post by bnimball087
Mon Aug 27, 2018 12:02 pm
Alexandra’s birthday.

Last post by eroel « Mon Aug 27, 2018 12:05 am
Replies: 11
by denababy » Sun Aug 26, 2018 10:53 am

11 Replies

281 Views

Last post by eroel
Mon Aug 27, 2018 12:05 am
baader planetarium 36mm unmounted filters

Last post by TheSkyBurner « Sun Aug 26, 2018 11:04 pm

by TheSkyBurner » Sun Aug 26, 2018 11:04 pm

0 Replies

168 Views

Last post by TheSkyBurner
Sun Aug 26, 2018 11:04 pm
Today's SUN (20180825) with GOOD seeing (AR12720/12719)

Last post by pedro « Sun Aug 26, 2018 4:00 pm
Replies: 11
by pedro » Sat Aug 25, 2018 9:02 pm

11 Replies

360 Views

Last post by pedro
Sun Aug 26, 2018 4:00 pm
Today's SUN (20180824) with TWO ARs

Last post by pedro « Sun Aug 26, 2018 11:53 am
Replies: 7
by pedro » Fri Aug 24, 2018 8:04 pm

7 Replies

241 Views

Last post by pedro
Sun Aug 26, 2018 11:53 am
SUN & MOON (20180824)

Last post by pedro « Sun Aug 26, 2018 11:50 am
Replies: 2
by pedro » Fri Aug 24, 2018 10:06 pm

2 Replies

171 Views

Last post by pedro
Sun Aug 26, 2018 11:50 am
20180825 CaH & Ha solar

Last post by Montana « Sun Aug 26, 2018 11:31 am
Replies: 3
by ThomasHu » Sat Aug 25, 2018 11:39 am

3 Replies

123 Views

Last post by Montana
Sun Aug 26, 2018 11:31 am
The Sun 25 August 2018 White Light

Last post by Montana « Sun Aug 26, 2018 11:24 am
Replies: 3
by Bizibilder » Sat Aug 25, 2018 11:19 am

3 Replies

109 Views

Last post by Montana
Sun Aug 26, 2018 11:24 am
Quick SM40 Full Disk 25/08/2018

Last post by Montana « Sun Aug 26, 2018 11:22 am
Replies: 1
by DJD » Sun Aug 26, 2018 8:08 am

1 Replies

107 Views

Last post by Montana
Sun Aug 26, 2018 11:22 am
24th WL close up

Last post by Montana « Sun Aug 26, 2018 11:13 am
Replies: 4
by robert » Fri Aug 24, 2018 5:04 pm

4 Replies

158 Views

Last post by Montana
Sun Aug 26, 2018 11:13 am
wanted: Solarscope SF-50 or other with FSR~10A

Last post by antonf « Sat Aug 25, 2018 11:21 am

by antonf » Sat Aug 25, 2018 11:21 am

0 Replies

178 Views

Last post by antonf
Sat Aug 25, 2018 11:21 am
Two "animations": white light - CaK and CaK - H-alpha

Last post by bart1805 « Fri Aug 24, 2018 6:45 pm
Replies: 6
by bart1805 » Thu Aug 23, 2018 8:32 pm

6 Replies

198 Views

Last post by bart1805
Fri Aug 24, 2018 6:45 pm
AR 12719 still alive

Last post by krakatoa1883 « Fri Aug 24, 2018 4:58 pm
Replies: 4
by krakatoa1883 » Thu Aug 23, 2018 4:32 pm

4 Replies

137 Views

Last post by krakatoa1883
Fri Aug 24, 2018 4:58 pm
3 lights AR2719

Last post by ffellah « Fri Aug 24, 2018 12:16 pm
Replies: 4
by robert » Thu Aug 23, 2018 4:39 pm

4 Replies

154 Views

Last post by ffellah
Fri Aug 24, 2018 12:16 pm
AR12719 in H-alpha

Last post by Montana « Fri Aug 24, 2018 11:01 am
Replies: 3
by p_zetner » Thu Aug 23, 2018 9:25 pm

3 Replies

128 Views

Last post by Montana
Fri Aug 24, 2018 11:01 am
AR2719 in HR, Convection Cells, Filament & Prom | Aug 23 2018

Last post by MalVeauX « Fri Aug 24, 2018 10:21 am
Replies: 4
by MalVeauX » Thu Aug 23, 2018 6:07 pm

4 Replies

175 Views

Last post by MalVeauX
Fri Aug 24, 2018 10:21 am
SUN & MOON (20180823)

Last post by pedro « Fri Aug 24, 2018 10:12 am
Replies: 4
by pedro » Thu Aug 23, 2018 10:57 pm

4 Replies

186 Views

Last post by pedro
Fri Aug 24, 2018 10:12 am
3 years ago (AR12403)

Last post by pedro « Fri Aug 24, 2018 10:02 am
Replies: 6
by pedro » Thu Aug 23, 2018 2:20 pm

6 Replies

208 Views

Last post by pedro
Fri Aug 24, 2018 10:02 am
Today's SUN (20180823) | FD images

Last post by pedro « Fri Aug 24, 2018 10:01 am
Replies: 4
by pedro » Thu Aug 23, 2018 2:08 pm

4 Replies

172 Views

Last post by pedro
Fri Aug 24, 2018 10:01 am
halpha sun of 23 August

Last post by Montana « Fri Aug 24, 2018 9:33 am
Replies: 3
by stef41 » Thu Aug 23, 2018 4:14 pm

3 Replies

108 Views

Last post by Montana
Fri Aug 24, 2018 9:33 am
HR G band images taken on Aug 19 with the Newton 300mm

Last post by p_zetner « Thu Aug 23, 2018 9:43 pm
Replies: 10
by christian viladrich » Wed Aug 22, 2018 5:19 pm

10 Replies

273 Views

Last post by p_zetner
Thu Aug 23, 2018 9:43 pm
Sol from the 20th of August 2018.

Last post by p_zetner « Thu Aug 23, 2018 9:28 pm
Replies: 8
by eroel » Tue Aug 21, 2018 6:57 pm

8 Replies

204 Views

Last post by p_zetner
Thu Aug 23, 2018 9:28 pm
Today's SUN (20180821) | HR WL TEC140

Last post by pedro « Thu Aug 23, 2018 12:43 pm
Replies: 7
by pedro » Tue Aug 21, 2018 1:04 pm

7 Replies

267 Views

Last post by pedro
Thu Aug 23, 2018 12:43 pm
Further geomagnetic unrest

Last post by marktownley « Thu Aug 23, 2018 9:16 am
Replies: 3
by Carbon60 » Tue Aug 21, 2018 9:13 pm

3 Replies

204 Views

Last post by marktownley
Thu Aug 23, 2018 9:16 am
halpha sun of 22 August

Last post by Montana « Thu Aug 23, 2018 8:57 am
Replies: 3
by stef41 » Wed Aug 22, 2018 2:23 pm

3 Replies

170 Views

Last post by Montana
Thu Aug 23, 2018 8:57 am
Sun 2018 8 22

Last post by Montana « Thu Aug 23, 2018 8:52 am
Replies: 3
by xn44 » Wed Aug 22, 2018 5:51 pm

3 Replies

111 Views

Last post by Montana
Thu Aug 23, 2018 8:52 am
Mount Evans

Last post by Montana « Thu Aug 23, 2018 7:04 am
Replies: 9
by Bruce G » Wed Aug 22, 2018 12:12 am

9 Replies

265 Views

Last post by Montana
Thu Aug 23, 2018 7:04 am
halpha sun of August 21

Last post by ffellah « Wed Aug 22, 2018 2:04 pm
Replies: 3
by stef41 » Tue Aug 21, 2018 4:47 pm

3 Replies

130 Views

Last post by ffellah
Wed Aug 22, 2018 2:04 pm
KG3 IR Absorption vs IR Blocking filters? Same?

Last post by krakatoa1883 « Wed Aug 22, 2018 12:00 pm
Replies: 83
by MalVeauX » Wed Apr 11, 2018 4:59 pm
1

2

3

4
83 Replies

4421 Views

Last post by krakatoa1883
Wed Aug 22, 2018 12:00 pm
A new small group - images added

Last post by thehay95 « Wed Aug 22, 2018 9:00 am
Replies: 10
by krakatoa1883 » Sun Aug 19, 2018 1:18 pm

10 Replies

271 Views

Last post by thehay95
Wed Aug 22, 2018 9:00 am
SUN & MOON (20180820)

Last post by pedro « Tue Aug 21, 2018 4:14 pm
Replies: 3
by pedro » Tue Aug 21, 2018 10:18 am

3 Replies

144 Views

Last post by pedro
Tue Aug 21, 2018 4:14 pm
Today's SUN (20180820) huge PROM

Last post by pedro « Tue Aug 21, 2018 10:20 am
Replies: 12
by pedro » Mon Aug 20, 2018 1:41 pm

12 Replies

311 Views

Last post by pedro
Tue Aug 21, 2018 10:20 am

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