セロ・トロロ汎米天文台
, provisional designation "" is a mid-sized Jupiter trojan from the Trojan camp, approximately in diameter. It was discovered on 2 October 1989, by American astronomer Schelte Bus at the Cerro Tololo Inter-American Observatory in Chile. The dark Jovian asteroid has a rotation period of 5.8 hours. It has not been named since its numbering in March 1993.