Claim: 1980 OB is a 7 kilometers (4.3 miles) in diameter, S-type Florian asteroid discovered on 17 July 1980 by E. Bowell in the Anderson Mesa Station.
Evidence: 2554 Skiff, provisional designation 1980 OB, is a Florian asteroid from the inner regions of the asteroid belt, approximately 7 kilometers (4.3 miles) in diameter. It was discovered on 17 July 1980, by American astronomer Edward Bowell at Lowell's Anderson Mesa Station near Flagstaff, Arizona. The presumed S-type asteroid has a rotation period of 25.6 hours and was named after astronomer Brian Skiff.