Albert Marth discovered NGC 6460 = m 351, along with NGC 6458, on 2 Jun 1864 and noted "vF, pL, iR." His position matches UGC 10997 = PGC 60925. CGCG misidentifies this galaxy as NGC 6459 and MCG misidentifies it as NGC 6458.

400/500mm - 17.5" (7/1/89): fairly faint, moderately large, elongated 5:2 NNW-SSE, weak concentration. Located between mag 7.6 SAO 85445 7.6' S and mag 7.7 SAO 85452 10' NNE. Brightest in a group with NGC 6458 5' WNW.

Notes by Steve Gottlieb