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NGC 2170 is a emission/reflection nebula in the constellation Monoceros. This is a hybrid image using Ha and LRGB data.
Distance: 2400 light years
Size: 15 light years across
Camera: SBIG ST-10XME
Telescope: Astrophysics Starfire 140 EDT F7.5
Mount: Astro-Physics Mach1 GTO with Advanced Telescope Systems portable pier
Images: 185 subexposures with 68@5min of lum, 10min each of 28 red, 36 green, & 34 blue along with 10 Ha@20min + 9 Ha@30min for a total Ha of 7 hours & 50 min giving a total time of 29 hours & 50 minutes .
Date: February 2013
Software: Camera, mount, and guider control - CCD Commander & MaximDL; calibration, stacking, & color creation in CCDStack, and further processing in Photoshop CS6.