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Gamma Cygni Nebula

Strannick
1321665
Category:Deep Sky
Published:
1769
Gamma Cygni Nebula
Resolution:
3612x2431 px
File size:
684 KB

Technical information

Telescope/Lens
Sky-Watcher 130PDS
Camera
ZWO ASI294MM Pro
Mount
Vixen Sphinx SXW (OnStep)
Guide Scope
SVBONY 50mm
Guide Camera
ZWO ASI290 Mini
Software
ZWO ASIAIR OS, Pixinsight, Photopea, Rawtherapee
Location
Выкса, Россия

Light pollution

Red, Bortle 7 zone

Date taken

Exposure

  • 20 × 60″ · ISO/Gain: 120 · Optolong Red CCD ·
  • 20 × 60″ · ISO/Gain: 120 · Optolong Green CCD ·
  • 20 × 60″ · ISO/Gain: 120 · Optolong Blue CCD ·
  • 30 × 120″ · ISO/Gain: 120 · Optolong H-Alpha CCD ·

Total exposure: 2 h 0 m

Photo versions

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Comments

sedov_art
Comment on photo: Gamma Cygni Nebulafrom
There's some coma in the corners on the left, but the resolution is impressive!
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StrannickReply to sedov_art
Comment on photo: Gamma Cygni Nebulafrom
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.
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