NGC 2403
Date: 1/1/2015
Description: NGC 2403 (also Caldwell 7) is an intermediate spiral galaxy in the constellation Camelopardalis. NGC 2403 is an outlying member of the M81 Group, and is approximately 8 million light-years distant. It bears a striking similarity to M33, being about 50,000 light years in diameter and containing numerous star-forming H II regions. The northern spiral arm connects it to nearby galaxy NGC 2404. NGC 2403 can be observed using 10×50 binoculars [Ref: WikiPedia]
Sky Conditions: Clear sky, medium - urban light pollution (50% moon), FWHM: 2.5 - 3.0 arc sec/pixel
Imaging: Exposure: 4x60 min (LRGB, 8 x 450sec/ea.) at 2x2 bin using LRGB filter
Guiding: 7 sec at 2x2 bin using NOAG
Equipment:
SBIG STF8300M CCD (LRGB filters)
AT12RC at F8
Starlight Focuser NOAG w/SBIG ST402 guide camera AP1200 Mount
SW: Maxim DL V6, FocusMax, SkyX, PixIsight - calibration with darks, flats, bias.