2691 Sersic was discovered on 18 May 1974 at the El Leoncito Astronomical Complex, an astronomical observatory in the San Juan Province of Argentina, and was named after Jos Sersic.
18 May 1974 It was discovered by staff members at the Felix Aguilar Observatory at El Leoncito Complex in Argentina, on 18 May 1974. The El Leoncito Astronomical Complex (Spanish: Complejo Astronomico El Leoncito - CASLEO) is an astronomical observatory in the San Juan Province of Argentina. The asteroid was named after Argentine astronomer Jose Sersic. 
