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(66821) 1999UC21  ▹ 
OBSERVATIONAL INFORMATION
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Arc information
Arc length 11257.2 days
Unobserved 42 days

 

Astrometry summary
Optical
RMS of residuals 0.49
First observation 1993-05-24.320
Last observation 2024-03-19.529
Number (Discarded) 1371 (4)

 

Get the observational details
ASCII file

 

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