NGC 3153 (also IRAS 10101+1254, Todd 20, MCG 2-26-32, UGC 5505 and PGC 29747) is a magnitude +12.8 inclined spiral galaxy located 129 million light-years away in the constellation Leo.
The galaxy was discovered by German-British astronomer William Herschel using a 47.5 cm (18.7 inch) f/13 speculum reflector at Datchet, Berkshire, on the 19th March 1784.
The galaxy hosted supernova 2012gl.
Right Ascension 10h 12m 50.5s, Declination Dec +12° 40' 00"