M31

 Posted: Oct 4th, 2025
Show astrometry on hover
NGC
IC
HD
Technical Info
Telescope/Lens: Sky-Watcher 1149
Camera: Nikon D5300
Mount: MaxVision Exos-2 Onstep
Software: Electra stacking, pixinsight
Exposure:
75 x 30" ISO/Gain: 01250
Orange zoneLight Pollution:
 Sankt-Peterburg,
 Oct 1st, 2025
38 m
190
Finally my mount is working perfectly again! After replacing the power supply, I was finally able to enjoy astrophotography.

One of my favorite objects to study and photograph is the Andromeda Galaxy — the brightest galaxy in the northern sky and an excellent choice for beginners in astrophotography. I decided to capture it with my camera. Even at 25 minutes of exposure (at 8 bortle) you can see two bright "skis" and two small satellite galaxies (unfortunately, they didn't make it into the frame).

During the shooting process I used standard equipment:
- SW1149 tube
- Maxvision Exos 2 mount with OnStep v5 pro system
- Nikon D5300 camera

Here are the parameters I used to get this photo:
- Light: 30×75
- Dark: 30×15
- Bias: 1/4000×20
- Flat: 1/250×15
- ISO: 1250
Resolution: 4209x2850 px
Scale: 2546 KB
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Comments

Dramatic!
4 Oct, 2025 Reply

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