Question: When was the asteroid, discovered at Palomar Observatory by the JPL Near Earth Asteroid Tracking Program and named after an astronaut who was killed in the Space Shuttle "Columbia" disaster, discovered?
Sentence (from "51825 Davidbrown"): 51825 Davidbrown (2001 OQ ) is an asteroid named for astronaut David Brown, who was killed in the STS-107 (Columbia) space shuttle reentry disaster on February 1, 2003.
Relevant evidence: No