|This article relies largely or entirely upon a single source. (December 2013)|
Orbit of 57424 Caelumnoctu
|Discovery and designation|
|Discovered by||Lincoln Laboratory Near-Earth Asteroid Research Team|
|Discovery date||September 16, 2001|
|2001 SP22, 1982 BV4|
|Epoch January 4, 2010|
|Proper orbital elements|
Proper mean motion
|0.1861 deg / yr|
Proper orbital period
57424 Caelumnoctu (2001 SP22) is a main-belt asteroid discovered on September 16, 2001 by the Lincoln Laboratory Near-Earth Asteroid Research Team at Socorro, New Mexico.
It was named Caelumnoctu (Latin for The Sky at Night) in honour of the BBC television programme which celebrated its 50th anniversary in 2007. The number 57424 refers to the date of the first broadcast, 24 April 1957.
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