Search found 1288 matches

by highfnum
Tue Jul 16, 2019 11:45 pm
Forum: Solar Radio, Magnetometry and Spectroscopy
Topic: h-beta sun 3 brightness levels
Replies: 1
Views: 7

Re: h-beta sun 3 brightness levels

BTW 3 separate runs
by highfnum
Tue Jul 16, 2019 11:44 pm
Forum: Solar Radio, Magnetometry and Spectroscopy
Topic: h-beta sun 3 brightness levels
Replies: 1
Views: 7

h-beta sun 3 brightness levels

not much going on up there so I spent time experimenting on H-beta freq brightness
dark medium brt
fc2_save_2019-07-16-180853-0000hbrk_000drk.jpg
fc2_save_2019-07-16-180853-0000hbrk_000drk.jpg (120.99 KiB) Viewed 7 times
fc2_save_2019-07-16-180604-0000hbmed_000.jpg
fc2_save_2019-07-16-180604-0000hbmed_000.jpg (117.66 KiB) Viewed 7 times
fc2_save_2019-07-16-181147-0000hb_000brt.jpg
fc2_save_2019-07-16-181147-0000hb_000brt.jpg (98.59 KiB) Viewed 7 times
by highfnum
Tue Jul 16, 2019 11:39 pm
Forum: Solar Radio, Magnetometry and Spectroscopy
Topic: cak present and past
Replies: 44
Views: 1014

Re: cak present and past

7 16 caK its quiet up there maybe one of you guys and do a sun dance to wake it up
fc2_save_2019-07-16-175812-0000cak24_000.jpg
fc2_save_2019-07-16-175812-0000cak24_000.jpg (120.16 KiB) Viewed 8 times
by highfnum
Mon Jul 15, 2019 3:03 pm
Forum: This is SolarChat !!
Topic: My first CaK image
Replies: 8
Views: 84

Re: My first CaK image

excellent first
by highfnum
Mon Jul 15, 2019 12:57 am
Forum: Solar Radio, Magnetometry and Spectroscopy
Topic: cak present and past
Replies: 44
Views: 1014

Re: cak present and past

7 14
its going dead again B&W shows prom on left
fc2_save_2019-07-14-180303-0000alcak24_000k.jpg
fc2_save_2019-07-14-180303-0000alcak24_000k.jpg (117.59 KiB) Viewed 36 times
fc2_save_2019-07-14-180019-0000alk24_000kbw.jpg
fc2_save_2019-07-14-180019-0000alk24_000kbw.jpg (111.19 KiB) Viewed 36 times
by highfnum
Sat Jul 13, 2019 9:50 pm
Forum: Solar Radio, Magnetometry and Spectroscopy
Topic: cak present and past
Replies: 44
Views: 1014

Re: cak present and past

cak 7 13 nice prom lower left
fc2_save_2019-07-13-164951-0000alcak24_001k.jpg
fc2_save_2019-07-13-164951-0000alcak24_001k.jpg (104.07 KiB) Viewed 51 times
by highfnum
Sat Jul 13, 2019 12:39 pm
Forum: Solar Radio, Magnetometry and Spectroscopy
Topic: cak present and past
Replies: 44
Views: 1014

Re: cak present and past

thx

7 9 16 caH
fc2_save_2019-07-09-085245-0000H_000.jpg
fc2_save_2019-07-09-085245-0000H_000.jpg (96.68 KiB) Viewed 54 times
by highfnum
Sat Jul 06, 2019 9:45 am
Forum: Solar Radio, Magnetometry and Spectroscopy
Topic: cak present and past
Replies: 44
Views: 1014

Re: cak present and past

july 4 H K
fc2_save_2019-07-04-185944-0000Handal_000H.jpg
fc2_save_2019-07-04-185944-0000Handal_000H.jpg (120.95 KiB) Viewed 143 times
fc2_save_2019-07-04-185541-0000cak_000.jpg
fc2_save_2019-07-04-185541-0000cak_000.jpg (106.76 KiB) Viewed 143 times
by highfnum
Wed Jul 03, 2019 11:48 pm
Forum: Solar Radio, Magnetometry and Spectroscopy
Topic: cak present and past
Replies: 44
Views: 1014

Re: cak present and past

ha! - Mark your right
I didn't notice until you guys pointed them out


yea with 2400 lpmm grating - caK caH more narrow in SHG than commercial stuff even though I have ability to double stack caK line with filters
by highfnum
Tue Jul 02, 2019 9:49 am
Forum: Solar Radio, Magnetometry and Spectroscopy
Topic: cak present and past
Replies: 44
Views: 1014

Re: cak present and past

thx Montana
july 1 image Al caH
fc2_save_2019-07-01-154906-0000k_001al.jpg
fc2_save_2019-07-01-154906-0000k_001al.jpg (104.08 KiB) Viewed 177 times
fc2_save_2019-07-01-154906-0000k_000h.jpg
fc2_save_2019-07-01-154906-0000k_000h.jpg (123.55 KiB) Viewed 177 times
by highfnum
Fri Jun 28, 2019 8:09 pm
Forum: Solar Radio, Magnetometry and Spectroscopy
Topic: cak present and past
Replies: 44
Views: 1014

Re: cak present and past

6 28
fc2_save_2019-06-28-093142-0000cak_000k24.jpg
fc2_save_2019-06-28-093142-0000cak_000k24.jpg (100.46 KiB) Viewed 202 times
by highfnum
Fri Jun 28, 2019 8:08 pm
Forum: Solar Radio, Magnetometry and Spectroscopy
Topic: cak present and past
Replies: 44
Views: 1014

Re: cak present and past

that Al then caH
by highfnum
Fri Jun 28, 2019 8:07 pm
Forum: Solar Radio, Magnetometry and Spectroscopy
Topic: cak present and past
Replies: 44
Views: 1014

Re: cak present and past

6 26
fc2_save_2019-06-26-182203-0000cakal24_000bd2.jpg
fc2_save_2019-06-26-182203-0000cakal24_000bd2.jpg (101.8 KiB) Viewed 202 times
fc2_save_2019-06-26-181840-0000cah24_000bnd2.jpg
fc2_save_2019-06-26-181840-0000cah24_000bnd2.jpg (122.82 KiB) Viewed 202 times
by highfnum
Thu Jun 27, 2019 9:57 am
Forum: Solar Radio, Magnetometry and Spectroscopy
Topic: question on Young's F line image
Replies: 4
Views: 148

Re: question on Young's F line image

oh
so im wrong
its actual distortion of f line


thx for reply

did you ever see this effect ?
by highfnum
Tue Jun 25, 2019 5:28 pm
Forum: Solar Radio, Magnetometry and Spectroscopy
Topic: question on Young's F line image
Replies: 4
Views: 148

question on Young's F line image

below is image from Youngs book (also page 61 in Ken's "Imaging...") let me know if following is true 1) I assume he has slit on a prom at edge of sun 2) part of prom is in one direction and then in other due to doppler 3) its the image of prom itself and not the Hbeta line being distorted 4) did he...
by highfnum
Mon Jun 24, 2019 11:42 pm
Forum: Solar Radio, Magnetometry and Spectroscopy
Topic: cak present and past
Replies: 44
Views: 1014

Re: cak present and past

caK note filament (dark thing)
cak24in.jpg
cak24in.jpg (99.88 KiB) Viewed 331 times
cakin2400.jpg
cakin2400.jpg (123.51 KiB) Viewed 331 times
cakcutin2400.jpg
cakcutin2400.jpg (77.83 KiB) Viewed 331 times
fc2_save_2019-06-24-091749-0000k_0002400f.jpg
fc2_save_2019-06-24-091749-0000k_0002400f.jpg (100.43 KiB) Viewed 331 times
by highfnum
Mon Jun 24, 2019 11:40 pm
Forum: Solar Radio, Magnetometry and Spectroscopy
Topic: cak present and past
Replies: 44
Views: 1014

Re: cak present and past

6 24 caH
hbrt24cut.jpg
hbrt24cut.jpg (122.82 KiB) Viewed 331 times
fc2_save_2019-06-24-092945-0000h_0002400c.jpg
fc2_save_2019-06-24-092945-0000h_0002400c.jpg (114.26 KiB) Viewed 331 times
by highfnum
Mon Jun 24, 2019 10:08 pm
Forum: Solar Radio, Magnetometry and Spectroscopy
Topic: A 19th century PST
Replies: 5
Views: 137

Re: A 19th century PST

my scope rotates up to about 200 degrees

then it has a variable slit
i use eq mount with goto to position
slit and track
by highfnum
Sun Jun 23, 2019 9:57 pm
Forum: Solar Radio, Magnetometry and Spectroscopy
Topic: cak present and past
Replies: 44
Views: 1014

Re: cak present and past

6 23 sharpened up
caH line before SW magic and after
fc2_save_2019-06-23-163704-0000h_000hagn.jpg
fc2_save_2019-06-23-163704-0000h_000hagn.jpg (109.32 KiB) Viewed 351 times
fc2_save_2019-06-23-163704-0000h_000h.jpg
fc2_save_2019-06-23-163704-0000h_000h.jpg (102.32 KiB) Viewed 351 times
by highfnum
Sun Jun 23, 2019 10:39 am
Forum: Solar Radio, Magnetometry and Spectroscopy
Topic: cak present and past
Replies: 44
Views: 1014

Re: cak present and past

a little later that day small hot spot K line H line and spectrum view
fc2_save_2019-06-22-185140-0000hk_000k.jpg
fc2_save_2019-06-22-185140-0000hk_000k.jpg (123.76 KiB) Viewed 358 times
fc2_save_2019-06-22-184826-0000hk_000h.jpg
fc2_save_2019-06-22-184826-0000hk_000h.jpg (98.88 KiB) Viewed 358 times
littlespotckh.JPG
littlespotckh.JPG (49.05 KiB) Viewed 358 times
by highfnum
Sat Jun 22, 2019 8:06 pm
Forum: Solar Radio, Magnetometry and Spectroscopy
Topic: cak present and past
Replies: 44
Views: 1014

Re: cak present and past

sun still dead

must of touched focus a bit

fc2_save_2019-06-22-132807-0000hk_000k.jpg
fc2_save_2019-06-22-132807-0000hk_000k.jpg (100.63 KiB) Viewed 366 times
by highfnum
Fri Jun 21, 2019 6:09 pm
Forum: Solar Radio, Magnetometry and Spectroscopy
Topic: A 19th century PST
Replies: 5
Views: 137

A 19th century PST

in honor of Higgins prom observation 150 years ago (feb 19 I believe)
i built a solar spectroscope with variable slit to do same


40mm scope just like PST


how come they did not make something like this then?
final19centpromB.jpg
final19centpromB.jpg (118.51 KiB) Viewed 137 times
by highfnum
Thu Jun 13, 2019 10:27 am
Forum: Solar Radio, Magnetometry and Spectroscopy
Topic: can someone explain double reversal?
Replies: 3
Views: 216

Re: can someone explain double reversal?

your item at end of solarchat explains
clearly
also
my photo and yours are similar
by highfnum
Wed Jun 12, 2019 3:28 pm
Forum: Solar Radio, Magnetometry and Spectroscopy
Topic: cak present and past
Replies: 44
Views: 1014

Re: cak present and past

no just a little calcium activity
by highfnum
Wed Jun 12, 2019 12:37 am
Forum: Solar Radio, Magnetometry and Spectroscopy
Topic: can someone explain double reversal?
Replies: 3
Views: 216

Re: can someone explain double reversal?

I think (reasonably sure) I replicated this
what does it mean (tell)? books brings it up but no explaination
doubled.JPG
doubled.JPG (16.09 KiB) Viewed 215 times