NGC 5142 (also MCG 6-30-6, UGC 8435 and PGC 46919) is a magnitude +13.3 spiral galaxy located 258 million light-years away in the constellation Canes Venatici.
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 1st May 1785.
Right Ascension 13h 25m 01.2s, Declination +36° 23' 59"