(550269) 2012DD4
▹
OBSERVATIONAL INFORMATION
Arc information
Arc length |
8977.8 |
days |
Unobserved |
190 |
days |
Astrometry summary
Optical
RMS of residuals |
0.51 |
First observation |
1999-03-20.454 |
Last observation |
2023-10-18.253 |
Number (Discarded) |
277 (0) |
|
Note: The ASCII file is in a format suitable for OrbFit input.