Search found 119 matches

by stef41
Wed Jan 01, 2020 9:41 pm
Forum: This is SolarChat !!
Topic: halpha sun of January 1st
Replies: 4
Views: 163

halpha sun of January 1st

Good evening, everyone, the first sun of the year with a small active area appeared... hoping that this will presage a renewal of solar activity for this new year! :) to the fs60 with its sm40 double stack, glasspath x1.25, BF10 and zwo178mm on staradventurer around 11h45 UT http://www.astrosurf.com...
by stef41
Sun Dec 29, 2019 3:12 pm
Forum: This is SolarChat !!
Topic: halpha sun of December 29th
Replies: 7
Views: 228

halpha sun of December 29th

good morning, everyone, on vacation, from the blue sky, the opportunity to draw his portrait to our star with minimalist activity! As for the prominences, I found two of them by scrutinizing the first image (not seen with the eyepiece) and a very small active area where, it seems, a micro stain hide...
by stef41
Sun Dec 01, 2019 6:36 pm
Forum: This is SolarChat !!
Topic: transit of halpha mercury at fs60 and sm40DS
Replies: 10
Views: 408

Re: transit of halpha mercury at fs60 and sm40DS

Hello, thank you for your comments (as well as those who answered on the second duplicate thread ;) ) @montana: No, I didn't travel to Great Britain! I went as far as "little Britain" , in French Britain ;) More precisely here: https://www.google.fr/maps/@47.8230944,-1.5016211,639m/data=!3m1!1e3?hl=...
by stef41
Sun Nov 17, 2019 11:11 am
Forum: This is SolarChat !!
Topic: transit of halpha mercury at fs60 and sm40DS
Replies: 10
Views: 408

transit of halpha mercury at fs60 and sm40DS

Good morning, everyone, in this November 11th, I had to migrate to (small) Britain to have less clouds than at home. here are my acquisitions made during that afternoon with the fs60 equipped with its sm40 double stack, glasspath x1.25, BF10 and zwo178mm on staradventurer we start with a little anim...
by stef41
Sun Nov 17, 2019 11:10 am
Forum: This is SolarChat !!
Topic: transit of halpha mercury at fs60 and sm40DS
Replies: 4
Views: 213

transit of halpha mercury at fs60 and sm40DS

Good morning, everyone, in this November 11th, I had to migrate to (small) Britain to have less clouds than at home. here are my acquisitions made during that afternoon with the fs60 equipped with its sm40 double stack, glasspath x1.25, BF10 and zwo178mm on staradventurer we start with a little anim...
by stef41
Wed Oct 30, 2019 7:48 pm
Forum: This is SolarChat !!
Topic: halpha sun of October 30th
Replies: 6
Views: 513

halpha sun of October 30th

Good evening, everyone, blue sky still today in Provence from the Sirene observatory (but it will not last) and a sun, although still not very active, very present :) to the fs60 with its sm40 double stack, glasspath x1.25, BF10 and zwo178mm around 13h35 UT http://www.astrosurf.com/ls35dx/new47/S201...
by stef41
Wed Oct 30, 2019 7:43 pm
Forum: This is SolarChat !!
Topic: halpha sun of 29 October
Replies: 9
Views: 595

Re: halpha sun of 29 October

thanks to you :) Sorry for my ignorance but what is an “adc” and what does it do for your images? Nice images 👍 adc for "Atmospheric Dispersion Corrector" : it's very convenient to remove interference fringes due to the presence of powermate. The problem is that it also increases the size a little b...
by stef41
Tue Oct 29, 2019 3:54 pm
Forum: This is SolarChat !!
Topic: halpha sun of 29 October
Replies: 9
Views: 595

halpha sun of 29 October

Good morning, everyone, Still a reduced activity on our star, but some images still with the fs60 with its sm40 double stack, glasspath x1.25, BF10 and zwo178mm around 12h10 UT http://www.astrosurf.com/ls35dx/new47/S20191029-12h07UT-sm40DS-fs60-gpx1.25-bf10-asi178mm.jpg http://www.astrosurf.com/ls35...
by stef41
Sun Sep 08, 2019 12:57 pm
Forum: This is SolarChat !!
Topic: halpha sun of September 8th
Replies: 4
Views: 348

halpha sun of September 8th

Good morning, everyone, a sun this morning before the clouds arrived... but in a milky sky! At the fs60 with its sm40 double stack, glasspath x1.25, BF10 and zwo178mm around 09h30 UT http://www.astrosurf.com/ls35dx/new46/S20190908-09h29UT-sm40DS-fs60-gpx1.25-bf10-asi178mm.jpg http://www.astrosurf.co...
by stef41
Sat Aug 31, 2019 3:22 pm
Forum: This is SolarChat !!
Topic: halpha sun of August 30th
Replies: 5
Views: 490

Re: halpha sun of August 30th

thanks to you :)

I am (finally ;) ) back from holidays and therefore from the Provencal observatory.... so it is an image made without mountains around but a cornfield! :D

Image

cordially,
stéphane - France
by stef41
Fri Aug 30, 2019 7:17 pm
Forum: This is SolarChat !!
Topic: halpha sun of August 30th
Replies: 5
Views: 490

halpha sun of August 30th

Good evening, everyone, the sun of the day, always calm, but pretty little protus all the same At the fs60 with its sm40 double stack, glasspath x1.25, BF10 and zwo178mm around 15h15 UT http://www.astrosurf.com/ls35dx/new46/S20190830-15h13UT-sm40DS-fs60-gpx1.25-bf10-asi178mm.jpg http://www.astrosurf...
by stef41
Wed Aug 14, 2019 12:36 pm
Forum: This is SolarChat !!
Topic: halpha sun of August 14th
Replies: 4
Views: 387

halpha sun of August 14th

Good morning, everyone, for my last day at the Sirene Observatory, an even quieter sun than usual! still at fs60, sm40 double stack, glasspath x1.25, BF10 and zwo178mm around 10h45 UT http://www.astrosurf.com/ls35dx/new46/S20190814-10h43UT-sm40DS-fs60-gpx1.25-bf10-asi178mm.jpg http://www.astrosurf.c...
by stef41
Tue Aug 13, 2019 4:03 pm
Forum: This is SolarChat !!
Topic: halpha sun of August 13th
Replies: 3
Views: 303

halpha sun of August 13th

Good morning, everyone, always a rather calm sun taken after the passage of the cirrus clouds and in the mistral which has risen well since the Sirene Observatory at fs60, sm40 double stack, glasspath x1.25, BF10 and zwo178mm around 14h30 UT http://www.astrosurf.com/ls35dx/new46/S20190813-14h27UT-sm...
by stef41
Mon Aug 12, 2019 10:26 pm
Forum: This is SolarChat !!
Topic: halpha sun of August 12th
Replies: 4
Views: 388

halpha sun of August 12th

Good evening, everyone, always a rather calm sun taken after the clouds have passed over the Sirene Observatory and just before it sets! ;) still at fs60 and sm40 double stack, glasspath x1.25, BF10 and zwo178mm around 17h35 UT http://www.astrosurf.com/ls35dx/new46/S20190812-17h34UT-sm40DS-fs60-gpx1...
by stef41
Sun Aug 11, 2019 1:16 pm
Forum: This is SolarChat !!
Topic: halpha sun of August 11th
Replies: 5
Views: 393

halpha sun of August 11th

Good morning, everyone, the clouds and the wind arrived on Provence today; so a sun quickly made in a lightning. At fs60 with sm40 double stack, glasspath x1.25, BF10 and zwo178mm around 12h UT http://www.astrosurf.com/ls35dx/new46/S20190811-11h55UT-sm40DS-fs60-gpx1.25-bf10-asi178mm.jpg http://www.a...
by stef41
Sat Aug 10, 2019 4:28 pm
Forum: This is SolarChat !!
Topic: halpha sun of August 10th
Replies: 5
Views: 408

halpha sun of August 10th

Good morning, everyone, a sun of the day a little more hairy than usual, as well as a micro filament present! :) to the fs60 with its sm40 double stack, glasspath x1.25, BF10 and zwo178mm around 13h UT http://www.astrosurf.com/ls35dx/new46/S20190810-13h05UT-sm40DS-fs60-gpx1.25-bf10-asi178mm.jpg http...
by stef41
Fri Aug 09, 2019 4:18 pm
Forum: This is SolarChat !!
Topic: halpha sun of August 9th
Replies: 4
Views: 351

halpha sun of August 9th

Good morning, everyone, a calm sun but, for once, the presence of a small but bright prominences :) still at fs60, sm40 double stack, glasspath x1.25, BF10 and zwo178mm around 13h25 UT from the Sirene Observatory in France. http://www.astrosurf.com/ls35dx/new46/S20190809-13h22UT-sm40DS-fs60-gpx1.25-...
by stef41
Thu Aug 08, 2019 5:18 pm
Forum: This is SolarChat !!
Topic: halpha sun of August 8th
Replies: 6
Views: 395

halpha sun of August 8th

Good morning, everyone, a sun of the day, a calm sun... still no stain on the horizon at the fs60 with sm40 double stack, glasspath x1.25, BF10 and zwo178mm around 12h20 UT http://www.astrosurf.com/ls35dx/new46/S20190808-12h17UT-sm40DS-fs60-gpx1.25-bf10-asi178mm.jpg http://www.astrosurf.com/ls35dx/n...
by stef41
Wed Aug 07, 2019 7:53 pm
Forum: This is SolarChat !!
Topic: halpha sun of August 7th
Replies: 5
Views: 368

halpha sun of August 7th

Good morning, everyone, the sun of the day at fs60, sm40 double stack, glasspath x1.25, BF10 and zwo178mm around 14h20 UT http://www.astrosurf.com/ls35dx/new46/S20190807-14h21UT-sm40DS-fs60-gpx1.25-bf10-asi178mm.jpg http://www.astrosurf.com/ls35dx/new46/S20190807-14h22UT-sm40DS-fs60-gpx1.25-bf10-asi...
by stef41
Wed Aug 07, 2019 11:19 am
Forum: This is SolarChat !!
Topic: Wednesday Full Disk - 7th August
Replies: 9
Views: 487

Re: Wednesday Full Disk - 7th August

nice full discs too! ;)
thanks for the explanations :)

stéphane
by stef41
Wed Aug 07, 2019 11:15 am
Forum: This is SolarChat !!
Topic: halpha sun of August 6th
Replies: 4
Views: 333

Re: halpha sun of August 6th

thanks to you :)
today clouds in Provence: it should come out at the end of the afternoon early enough to draw his portrait again! ;)

cordially,
stéphane - France
by stef41
Tue Aug 06, 2019 8:51 pm
Forum: This is SolarChat !!
Topic: halpha sun of August 6th
Replies: 4
Views: 333

halpha sun of August 6th

Good evening, everyone, the sun of the day, always so calm at the fs60 with sm40 double stack, glasspath x1.25, BF10 and zwo178mm around 13h40 UT http://www.astrosurf.com/ls35dx/new46/S20190806-13h36UT-sm40DS-fs60-gpx1.25-bf10-asi178mm-AS3.jpg http://www.astrosurf.com/ls35dx/new46/S20190806-13h37UT-...
by stef41
Mon Aug 05, 2019 2:40 pm
Forum: This is SolarChat !!
Topic: halpha sun of August 5th
Replies: 4
Views: 326

halpha sun of August 5th

Good morning, everyone, sun of the day with small, but pretty, prominences. at the fs60 with its sm40 double stack, glasspath x1.25, BF10 and zwo178mm around 11h45 UT from the sirene observatory http://www.astrosurf.com/ls35dx/new46/S20190805-11h45UT-sm40DS-fs60-gpx1.25-bf10-asi178mm-AS3.jpg http://...
by stef41
Sun Aug 04, 2019 1:33 pm
Forum: This is SolarChat !!
Topic: halpha sun of August 4th
Replies: 4
Views: 344

halpha sun of August 4th

Good morning, everyone, sun of the day, always very calm. still at fs60 with sm40 double stack, glasspath x1.25, BF10 and zwo178mm around 11h40 UT http://www.astrosurf.com/ls35dx/new46/S20190804-11h40UT-sm40DS-fs60-gpx1.25-bf10-asi178mm.jpg http://www.astrosurf.com/ls35dx/new46/S20190804-11h41UT-sm4...
by stef41
Sat Aug 03, 2019 7:26 pm
Forum: This is SolarChat !!
Topic: halpha sun of August 3rd
Replies: 5
Views: 379

halpha sun of August 3rd

Good morning, everyone, sun of the day from the sirene observatory at fs60 with sm40 double stack, glasspath x1.25, BF10 and zwo178mm around 11h15 UT http://www.astrosurf.com/ls35dx/new46/S20190803-11h14UT-sm40DS-fs60-gpx1.25-bf10-asi178mm.jpg http://www.astrosurf.com/ls35dx/new46/S20190803-11h15UT-...