NGC 2903 (processing in the new version of Siril 1.4.0.)

Posted: May 29th, 2025

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NGC

Technical Info

Telescope/Lens: Askar SQA 85 мм f/4.8

Camera: ZWO ASI 2600 MC

Mount: Ioptron HAE 29 C

Guide Scope: Askar 52 мм F4

Guide Camera: ZWO ASI 120 MM mini

Software: SharpCap 4.0, DSS, Siril, GraXpert

Exposure:

2 x 600" ISO/Gain: 100 - Фильтр IR CUT

38 x 300" ISO/Gain: 100 - Фильтр IR CUT

16 x 180" ISO/Gain: 100 - Фильтр IR CUT

Orange, Bortle 6 zone:

Petushki Vladimirskaya Oblast, Russia

Mar 20th, 2025

4 h 18 m

885

Resolution: 1211x954 px

Scale: 87 KB

Ryjov Aleksey

205

Current photo Updated

NGC 2903 (обработка в новой версии Siril 1.4.0.)

29 May, 2025

4 h 18 m

NGC 2903, сокровища созвездия Льва

11 Apr, 2025

4 h 18 m

One of the first spring galaxies! The distance to NGC 2903 is about 30 million light years. Diameter 100,000 light years. Angular size 12.6'x6.0'. Imaging from…

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Comments

Oleg Novoselov

Try stacking this object with drizzle, but first discard the two 600-second frames—the stars are clearly blown out—and then reprocess it.

29 May, 2025 Reply

Ryjov Aleksey Replied to Oleg Novoselov

Okay, got it, I'll give it a try.

29 May, 2025 Reply

Stanislav Borodinov Replied to Oleg Novoselov

And in which software can you stack with drizzle? Astap, Siril? Trying to get along with the EdgeHD11)

30 May, 2025 Reply

Ryjov Aleksey Replied to Stanislav Borodinov

You can use Siril, which has very powerful functionality, and there is a good tutorial video available for this program.

30 May, 2025 Reply

Oleg Novoselov Replied to Ryjov Aleksey

Good afternoon Alexey!
There is an opportunity to set up Pix, write to me on the forum.
Olega66

13 Aug, 2025 Reply

Ryjov Aleksey Replied to Oleg Novoselov

Hi Oleg! Thanks, maybe it's better to chat via messenger, that's easier for me—Telegram or WhatsApp. Send your contact info to my email: 123123123al@mail.ru

14 Aug, 2025 Reply

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