Celestial Lobster

AP152 F7.5 Starfire APO + FLI ProLine16803 CCD & CFW-5-7

LHaRGB = 120 210 50 30 30min (7.3hrs total) Astronomik 50mm square filters

-30C chip temp, darks and flats (AstroHandy LightRing used for flats)

Focal Length: 1300mm

Field: 1.6deg X 1.6deg

Image scale = 1.4"/pix

Guide Camera: Starlightxpress SXVH9

 

See a larger file and variations here: www.pbase.com/strongmanmike2002/ngc_6357

Done