Claim: 4082 Swann, a carbonaceous asteroid approximately 10km in diameter was discovered by Carolyn Shoemaker (American astronomer) at Palomar Observatory in CA, USA on September 27, 1984.
Evidence: 4082 Swann, provisional designation 1984 SW3, is a carbonaceous asteroid from the inner regions of the asteroid belt, approximately 10 kilometers in diameter. The asteroid was discovered on 27 September 1984, by American astronomer Carolyn Shoemaker at Palomar Observatory in California, United States, and later named for American geologist Gordon Swann. Carolyn Jean Spellmann Shoemaker (born June 24, 1929) is an American astronomer and is a co-discoverer of Comet Shoemaker–Levy 9. Palomar Obs. Palomar Observatory is an astronomical observatory in San Diego County, California, United States, 145 kilometers (90 mi) southeast of Los Angeles, California, in the Palomar Mountain Range. 27 September 1984