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Messier 81
Posted: May 19th, 2026
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Technical Info
Telescope/Lens:
Celestron NexStar 8 SE
Camera:
Nikon D3400
Mount:
Alt-az
Software:
Affinity
Exposure:
252 x 1.3" ISO/Gain: 3200
Spanish Fork, Utah, United States
May 15th, 2026
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MESSIER 81 Telescope/Lens: Celestron NexStar 8 SE Camera: Nikon D3400 Mount: Alt-az Software: Affinity Spanish Fork, Utah, United States Exposure: 252 x 1.3" ISO/Gain: 3200 Original size: https://deepskyhosting.com/ResMkzS Author: BluBirb1
5 m
76
6
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Resolution:
3848x2456 px
Scale:
512 KB
BluBirb1
5
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Thank you for sharing your photos - this is exactly what this project is all about! :-)
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Comments
Neb
Stack in Siril or PixInsight.
20 May, 2026
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Blubirb1
Replied to Neb
I’ve tried Siril but it just gets very green and I don’t know how to make it less so.
20 May, 2026
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Neb
Replied to Blubirb1
just press "remove green noise" button in "Image processing" section
20 May, 2026
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