Date: 1/26/2019
Description: NGC 2903 is a field barred spiral galaxy about 30 million light-years away in the constellation Leo. It was discovered by William Herschel who cataloged it on November 16, 1784. NGC 2905 is a bright star cloud within this galaxy. [Ref: WikiPedia]
Sky Conditions: Clear skies with half moon, FWHM: 2.5 arc sec/pixel
Imaging: Exposure: 90min luminous (9x600sec) at 2x2bin and 60 min RGB each (6 x 600sec/ea.) at 2x2 bin using RGB filters
Guiding: ProTrac assisted guiding - 15 sec guide exposure
Equipment:
FLI 8300 CCD (LRGB filters), cooled to -30deg C
AT12RC at F8
Starlight Focuser
NOAG with StarlightXpress Lodestar II guide camera
Paramount ME Mount
SW:
SkyX, PixIsight - calibration with darks, flats, bias and color correction
Observatory site : Northern VA