20403 Attenborough
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Discovery and designation
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Discovered by | J. Broughton |
Discovery site | Reedy Creek Observatory |
Discovery date | July 22, 1998 |
Designations
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MPC designation | 20403 |
Alternative names[1] | 1998 OW11 |
Epoch May 14, 2008 | |
Ap | 3.2460461 |
Peri | 2.7153999 |
Eccentricity | 0.0890130 |
Orbital period | 1879.6666641 |
Mean anomaly | 212.94728 |
Inclination | 11.66439 |
Longitude of ascending node | 93.48970 |
Argument of peri | 326.76544 |
Absolute magnitude | 14.3 |
20403 Attenborough (1998 OW11) is a Main-belt Asteroid discovered on July 22, 1998 by J. Broughton at Reedy Creek Observatory.