220P/McNaught 14.08.2026

 Posted: Aug 15th, 2026
Technical Info
Telescope/Lens: Celestron C8 SCT
Camera: Player One Uranus-C (IMX585)
Mount: SW EQ8
Software: pixinsight
Accessories: reducer 0.33x, l-pro
Exposure:
75 x 120" ISO/Gain: 210
 Taganrog, Russia
 Aug 14th, 2026
2 h 30 m
144
Resolution: 1700x1002 px
Scale: 2251 KB
Mount EQ8, telescope SC8 + reducer 0.33x + L-Pro + IMX585 without cooler, exposures 2 min x 75 frames, HCG bin2, a few darks and flats. Taganrog, city center (orange light pollution zone). All processing in PixInsight.
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Comments

How did you keep the stars from smearing?
25 Aug, 2026 Reply
Maim Replied to Neb
Separate stacking of the comet in pixels without stars (previously, stars in each frame are subtracted using a star terminator) and then overlaying onto the sum with stars.
25 Aug, 2026 Reply

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