Gamma Cygni Nebula

 Posted: Mar 17th, 2024
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NGC
IC
HD
Technical Info
Telescope/Lens: Sky-Watcher 130/650 PDS
Camera: ZWO ASI294MM Pro
Mount: Vixen Sphinx SXW OnStep
Guide Scope: SVBONY FMC 50mm
Guide Camera: ZWO ASI290mini
Software: ZWO ASIAir OS, Pixinsight
Exposure:
30 x 120" ISO/Gain: 120 - Optolong H-Alpha CCD
20 x 60" ISO/Gain: 120 - Optolong Red CCD
20 x 60" ISO/Gain: 120 - Optolong Green CCD
20 x 60" ISO/Gain: 120 - Optolong Blue CCD
Red zoneLight Pollution:
 Vyksa, Russia
 Aug 6th, 2023
2 h 0 m
1106
Resolution: 3700x2510 px
Scale: 561 KB
Current photo Updated
  17 Mar, 2024
  2 h 0 m
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Comments

There's some coma in the corners on the left, but the resolution is impressive!
21 Mar, 2024 Reply
Sedov_art Replied to Sedov_art
*detail*
21 Mar, 2024 Reply
Strannick Replied to Sedov_art
Artem, there's coma, astigmatism, and what seems like spherical aberration too. I've mentioned this more than once. :) My secondary mirror is likely misaligned. I finally arranged it—I'll be taking it to the VAGO basement workshop soon.
21 Mar, 2024 Reply

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