(471240) 2011BT15
▹
OBSERVATIONAL INFORMATION
Arc information
Arc length |
5748.01 |
days |
Unobserved |
367 |
days |
Astrometry summary
Optical
RMS of residuals |
0.87 |
First observation |
2007-07-30.274 |
Last observation |
2023-04-25.288 |
Number (Discarded) |
243 (43) |
|
Radar
First observation |
2013-01-28.590 |
Last observation |
2013-01-28.653 |
Total (Discarded) |
3 (0) |
|
Note: The ASCII file is in a format suitable for OrbFit input.