Telescope: Astro-Tech 8” f/8 Ritchey-Chretien, Orion Atlas EQ-G
Camera: ZWO ASI071MC Pro, -10C, Gain 200, Baader Mk III MPCC
Filter: Orion Imaging Skyglow Filter
Guide scope: Astro-Tech 60mm, Meade DSI Pro II, PHD
Exposure: 16x60s, saved as FITS
Darks: 32x60s, saved as FITS
Flats: 32×0.2s, sky flats taken at dusk
Average Light Pollution: Red zone, Bortle 8, poor transparency
Lensed Sky Quality Meter: 18.3 mag/arc-sec^2
Stacking: Mean with a 2-sigma clip.
White Balance: Nebulosity Automatic
Software: Nebulosity, Deep Sky Stacker, Photoshop
NGC 7686 is a nice open cluster in Andromeda that hosts two nice foreground stars.
NGC 7686 is located high overhead after sunset.
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