Messier 02 - Globular in Aquarius - RGB

  • Description: - Globular Cluster in Aquarius.

  • A.K.A. - NGC 7089

  • Camera: SBIG STT-8300M at -35C sensor temperature

  • Filter: Baader LRGB

  • Scope: Astro-Physics AP130EDT, 1086mm at f8.35

  • Guiding: SBIG FW8G

  • Exposure: 12x300s RGB per colour

  • Location: near RASC WCO grounds near Calgary AB Canada, Bortle 5 skies.

  • Date: 2022-10-15, 70% Gibbous Moon, soft skies



Messier 02 - Globular in Aquarius – Luminance Only

  • Description: - Same as above but Luminance exposures only

  • Camera: SBIG STT-8300M at -35C sensor temperature

  • Filter: Baader Luminance

  • Scope: Astro-Physics AP130EDT, 1086mm at f8.35

  • Guiding: SBIG FW8G

  • Exposure: 12x90s Luminance

  • Location: near RASC WCO grounds near Calgary AB Canada, Bortle 5 skies.

  • Date: 2022-10-15, 70% Gibbous Moon, soft skies




Messier 02 - Globular in Aquarius – Stack of 7x10min ea RGB

  • Description: - Same object but from longer 10min sub exposures, initial curves in PixinSight LE w DBE, then in Photoshop w Hasta La Vista Green colour adjustment and Camera Raw noise reduction.

  • Camera: SBIG STT-8300M at -35C sensor temperature

  • Filter: Baader RGB

  • Scope: Astro-Physics AP130EDT, 1086mm at f8.35

  • Guiding: SBIG FW8G

  • Exposure: 7x600s ea RGB

  • Location: near RASC WCO grounds near Calgary AB Canada, Bortle 6 skies.

  • Date: 2022-11-18, 22% Waning Crescent Moon not yet risen, soft skies with snow on the ground


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