57424 Caelumnoctu

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57424 Caelumnoctu
Orbit of 57424 Caelumnoctu.gif
Orbit of 57424 Caelumnoctu
Discovery
Discovered by Lincoln Laboratory Near-Earth Asteroid Research Team
Discovery site Socorro
Discovery date 16 September 2001
Designations
MPC designation 57424
2001 SP22, 1982 BV4
Orbital characteristics[1]
Epoch 13 January 2016 (JD 2457400.5)
Uncertainty parameter 0
Observation arc 12172 days (33.33 yr)
Aphelion 3.3227002 AU (497.06887 Gm)
Perihelion 2.7480556 AU (411.10327 Gm)
3.0353779 AU (454.08607 Gm)
Eccentricity 0.0946578
5.29 yr (1931.6 d)
222.88119°
0° 11m 10.946s / day
Inclination 9.671696°
353.32181°
46.25298°
Earth MOID 1.76331 AU (263.787 Gm)
Jupiter MOID 2.11459 AU (316.338 Gm)
Jupiter Tisserand parameter 3.213
Proper orbital elements
0.1861 deg / yr
1934.44385 yr
(706555.615 d)
Physical characteristics
13.7

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.[1]

References[edit]

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