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(158193) 2001RA137  ▹ 
OBSERVATIONAL INFORMATION
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Arc information
Arc length 12100.9 days
Unobserved 140 days

 

Astrometry summary
Optical
RMS of residuals 0.56
First observation 1990-10-21.170
Last observation 2023-12-08.095
Number (Discarded) 440 (0)

 

Get the observational details
ASCII file

 

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