SBIG ST8300C, Total 4:10 hours = RGB 50x5 min
Boren-Simon 2.8-8 ED OTA - http://www.powernewts.com - EQ6 mount, guided w/PHD and EQMOD
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NGC 2170 is a reflection nebula in the constellation Monoceros. It was discovered on October 16, 1784 by William Herschel.