M 31 - Andromeda Galaxy

Posted: Sep 27th, 2026

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NGC

Technical Info

Telescope/Lens: Askar SQA85 мм f/4.8

Camera: ZWO ASI 1600MM Pro

Mount: SAL-33

Guide Scope: SVBony SV106

Guide Camera: touptek-678m

Software: N.I.N.A, PHD2, Siril, RC-Astro, Affinity Photo

Exposure:

104 x 90" ISO/Gain: 76 - R

105 x 90" ISO/Gain: 76 - G

105 x 90" ISO/Gain: 76 - B

108 x 300" ISO/Gain: 139 - Ha - 7nm

Green, Bortle 4 zone:

Switzerland

Sep 24th, 2026

16 h 51 m

118

Resolution: 6800x3200 px

Scale: 3009 KB

sebsaitbien

M 31 The Andromeda Galaxy, is the nearest major spiral galaxy to our Milky Way, located about 2.5 million light-years away from Earth. It's diameter is roughly 200'000 light-years.

It contains one trillion stars. At its center lies a supermassive black hole with a mass of roughly 100 million times that of our Sun, surrounded by a very dense and unusual double stellar nucleus.

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Comments

Ivanru

Nice! One can divide deep-sky photography enthusiasts into those who color hydrogen emission nebulae crimson and those who use red. You're in the first category ;-)

27 Sep, 2026 Reply

Oeswww Replied to Ivanru

Well, here it's more purple. More like a plum than a raspberry.) In my RGB version, the raspberry is as it should be. From reddish to pink with a light purple tint.

1 Oct, 2026 Reply