Hello,
I present you a picture of the sun in H-alpha taken on July 2, 2021 at 13:54 GMT.
Equipment : Refractor 1800/204 with Istar Optical Lense + ERF filter + Lunt 80 double stack + BF1800 + barlow x4 + ZWO 174.
Olivier
Search found 12 matches
- Sun Jul 04, 2021 7:41 am
- Forum: This is SolarChat !!
- Topic: H-alpha Sun July 2, 2021
- Replies: 5
- Views: 276
- Sun Jul 04, 2021 7:41 am
- Forum: SPoD Archive
- Topic: H-alpha Sun July 2, 2021
- Replies: 3
- Views: 354
H-alpha Sun July 2, 2021
Hello,
I present you a picture of the sun in H-alpha taken on July 2, 2021 at 13:54 GMT.
Equipment : Refractor 1800/204 with Istar Optical Lense + ERF filter + Lunt 80 double stack + BF1800 + barlow x4 + ZWO 174.
Olivier
I present you a picture of the sun in H-alpha taken on July 2, 2021 at 13:54 GMT.
Equipment : Refractor 1800/204 with Istar Optical Lense + ERF filter + Lunt 80 double stack + BF1800 + barlow x4 + ZWO 174.
Olivier
- Sat Oct 31, 2020 11:14 am
- Forum: This is SolarChat !!
- Topic: H-alpha Sun 2020-10-30
- Replies: 8
- Views: 528
H-alpha Sun 2020-10-30
Hello, I present you two pictures of the sun in H-alpha taken on October 30, 2020. Equipment : Refractor 1800/204 with Istar Optical Lense + ERF filter + Lunt 80 double stack + BF1800 + barlow x4 + ZWO 174. 10H33 GMT : soleil_30octobre2020_10h33tu.jpg 11H31 GMT : soleil_30octobre2020_11h31tu.jpg Oli...
- Wed Oct 21, 2020 10:52 am
- Forum: This is SolarChat !!
- Topic: H-alpha Sun 2020-10-18
- Replies: 8
- Views: 533
Re: H-alpha Sun 2020-10-18
Thank you DeepSolar64, Rusted, dhKaiser, Terry and Alexandra.
- Mon Oct 19, 2020 5:43 pm
- Forum: This is SolarChat !!
- Topic: H-alpha Sun 2020-10-18
- Replies: 8
- Views: 533
H-alpha Sun 2020-10-18
Hello,
I present you a picture of the sun in H-alpha taken on October 18, 2020 at 11:22 GMT.
Equipment : Refractor 1800/204 with Istar Optical Lense + ERF filter + Lunt 80 double stack + BF1800 + barlow x4 + ZWO 174.
Olivier
I present you a picture of the sun in H-alpha taken on October 18, 2020 at 11:22 GMT.
Equipment : Refractor 1800/204 with Istar Optical Lense + ERF filter + Lunt 80 double stack + BF1800 + barlow x4 + ZWO 174.
Olivier
- Mon Oct 19, 2020 5:43 pm
- Forum: SPoD Archive
- Topic: H-alpha Sun 2020-10-18
- Replies: 5
- Views: 505
H-alpha Sun 2020-10-18
Hello,
I present you a picture of the sun in H-alpha taken on October 18, 2020 at 11:22 GMT.
Equipment : Refractor 1800/204 with Istar Optical Lense + ERF filter + Lunt 80 double stack + BF1800 + barlow x4 + ZWO 174.
Olivier
I present you a picture of the sun in H-alpha taken on October 18, 2020 at 11:22 GMT.
Equipment : Refractor 1800/204 with Istar Optical Lense + ERF filter + Lunt 80 double stack + BF1800 + barlow x4 + ZWO 174.
Olivier
- Thu Sep 24, 2020 6:06 pm
- Forum: This is SolarChat !!
- Topic: H-alpha Sun 2020-9-23
- Replies: 14
- Views: 678
Re: H-alpha Sun 2020-9-23
Thank you DeepSolar64, Starry, Phil, David, Terry, Bruce, Alexandra, Franco, John, Pedro, Mark and Raf. Is the refractor a standard achromat lens ? It's an achromat lens but not standard. It's optimized in the wavelenght of H-alpha (Strehl ratio 0,98 in red and 0,96 in green). 20200802_083319.jpg Ol...
- Wed Sep 23, 2020 6:02 pm
- Forum: This is SolarChat !!
- Topic: H-alpha Sun 2020-9-23
- Replies: 14
- Views: 678
H-alpha Sun 2020-9-23
Hello,
I present you a picture of the sun in H-alpha taken on September 23, 2020 at 11:06 GMT.
Equipment : Refractor 1800/204 with Istar Optical Lense + ERF filter + Lunt 80 double stack + BF1800 + barlow x3 + ZWO 174.
Olivier
I present you a picture of the sun in H-alpha taken on September 23, 2020 at 11:06 GMT.
Equipment : Refractor 1800/204 with Istar Optical Lense + ERF filter + Lunt 80 double stack + BF1800 + barlow x3 + ZWO 174.
Olivier
- Wed Sep 23, 2020 6:02 pm
- Forum: SPoD Archive
- Topic: H-alpha Sun 2020-9-23
- Replies: 10
- Views: 614
H-alpha Sun 2020-9-23
Hello,
I present you a picture of the sun in H-alpha taken on September 23, 2020 at 11:06 GMT.
Equipment : Refractor 1800/204 with Istar Optical Lense + ERF filter + Lunt 80 double stack + BF1800 + barlow x3 + ZWO 174.
Olivier
I present you a picture of the sun in H-alpha taken on September 23, 2020 at 11:06 GMT.
Equipment : Refractor 1800/204 with Istar Optical Lense + ERF filter + Lunt 80 double stack + BF1800 + barlow x3 + ZWO 174.
Olivier
- Wed Apr 01, 2020 3:26 pm
- Forum: This is SolarChat !!
- Topic: AR2759 2020-3-31
- Replies: 9
- Views: 4705
AR2759 2020-3-31
Hello,
I present to you the active region AR2759 in H-alpha. I made this image the March 31,2020 at 11H22 TU.
Telescope Tecnosky 152 mm + ERF filter + 2 etalons Lunt 80 DSII + BF1800 + glasspath 1,25 + barlow x5 + ZWO 174.
Olivier
I present to you the active region AR2759 in H-alpha. I made this image the March 31,2020 at 11H22 TU.
Telescope Tecnosky 152 mm + ERF filter + 2 etalons Lunt 80 DSII + BF1800 + glasspath 1,25 + barlow x5 + ZWO 174.
Olivier
- Mon Jan 06, 2020 10:16 pm
- Forum: This is SolarChat !!
- Topic: AR2755 2020/1/5
- Replies: 12
- Views: 4069
AR2755 2020/1/5
Hello,
I present to you the active region AR2755 in H-alpha. I made this image the January 5,2020 at 12H32 TU.
Telescope Tecnosky 152 mm + ERF filter + 2 etalons Lunt 80 DSII + BF1800 + glasspath 1,25 + barlow x5 + ZWO 174.
Olivier
I present to you the active region AR2755 in H-alpha. I made this image the January 5,2020 at 12H32 TU.
Telescope Tecnosky 152 mm + ERF filter + 2 etalons Lunt 80 DSII + BF1800 + glasspath 1,25 + barlow x5 + ZWO 174.
Olivier
- Sun Nov 03, 2019 7:33 pm
- Forum: Solar Scope Modifications
- Topic: PST mod on a C14
- Replies: 11
- Views: 5225
PST mod on a C14
Hello, I'm trying to make the PST mod on my C14 with an off-axis 160 ERF-D filter and a BF1800 Lunt. I have already made this modification on a tecnosky telescope of 152. 3.jpg During my first attempt I did not succes to do the focus. I did several tests with long rings. 4.jpg Valery in this old pos...