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(337295) 2000XR21  ▹ 
OBSERVATIONAL INFORMATION
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Arc information
Arc length 9653.92 days
Unobserved 316 days

 

Astrometry summary
Optical
RMS of residuals 0.57
First observation 1997-01-14.390
Last observation 2023-06-21.308
Number (Discarded) 307 (3)

 

Get the observational details
ASCII file

 

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