2018EJ4
▹
OBSERVATIONAL INFORMATION
Arc information
Arc length |
3662 |
days |
Unobserved |
867 |
days |
Astrometry summary
Optical
RMS of residuals |
0.368767 |
First observation |
2011-11-30.251078 |
Last observation |
2021-12-09.321121 |
Number (Discarded) |
528 (17) |
|
Radar
First observation |
2018-06-04 |
Last observation |
2018-06-06 |
Delay (Discarded) |
1 (0) |
Doppler (Discarded) |
1 (0) |
Total (Discarded) |
2 (0) |
|
Note. The ASCII file is in a format suitable for OrbFit input.