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(124557) 2001RD139  ▹ 
OBSERVATIONAL INFORMATION
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Arc information
Arc length 11890.2 days
Unobserved 292 days

 

Astrometry summary
Optical
RMS of residuals 0.54
First observation 1990-12-19.085
Last observation 2023-07-09.285
Number (Discarded) 1003 (5)

 

Get the observational details
ASCII file

 

Note: The ASCII file is in a format suitable for OrbFit input.