Premise: 51826 Kalpanachawla (2001 OB) is an asteroid named for Indian-born astronaut Kalpana Chawla, who died in the STS-107 (Columbia) space shuttle reentry disaster on February 1, 2003. 51826 Kalpanachawla was discovered on July 19, 2001 at Palomar Observatory by the JPL Near Earth Asteroid Tracking Program.
Hypothesis: The asteroid went unnamed for at least 20 years.