This image contains 3 of the 4 members of ARP 316 (Hickson 44) - namely NGC 3193, the eliptical galaxy in the upper left, NGC 3190, the nearly edge on spiral with prominent dust lane below it and NGC 3187 distorted into a pair of tails by tidal interactions. The fourth, NGC 3185 is out of the frame below the others.
Details
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 -
B- used 9 of 12- 4m exposures = 36m
Clr- used 11 of 20- 4m exposures = 44m
G- used 13 of 15- 4m exposures = 52m
R- used 10 of 15 4m exposures = 40m
plus flats, bias and darks to match.
Processed in Images Plus and Photoshop