NGC 2903 is a barred spiral galaxy 30 m ly distant in Leo. It was discovered by William Herschel.
Details-
2016-12-01
20" f/4.1 telescope at the SDG observatory of Garry Sedun in Arizona.
TV Paracorr coma corrector and SBIG ST2000 XM camera.
Guidescope WO 80mm f/6.8 APO.
Mount - Paramount ME
Exposures - 240 sec subs - 8B, 9 each of RGL with darks, flats and bias to match,
Processing in Images Plus and Photoshop.