NGC 6629 (also ESO 522-PN26, Hen 2-39 and HD 169460) is a magnitude +11.3 planetary nebula located in the constellation Sagittarius.
The planetary nebula 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 7th August 1784.
Right Ascension 18h 25m 42.4s, Declination -23° 12' 08"