Description: - One of the brightest and largest
globular clusters in the sky.
Camera: SBIG STT-8300M -35C sensor temperature
Filter: Baader LRGB
Scope: Astro-Physics 130EDT, 1085mm at f/8.35
Guiding: SBIG FW8G
Exposure: 7 each Luminance at 90s and Red Green and Blue
at 300s per sub exposure
Location: Bright City of Calgary under Bortle 9 skies
(17.22 MPSAS)
Exposure Date: 2023-03-22
Processed in PixInsight with NoiseXterminator,
BlurXterminator and SPCC colour correction, then finished in
Photoshop
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