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(21972) 1999XU  ▹ 
OBSERVATIONAL INFORMATION
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Arc information
Arc length 10105.2 days
Unobserved 309 days

 

Astrometry summary
Optical
RMS of residuals 0.48
First observation 1995-10-23.962
Last observation 2023-06-24.178
Number (Discarded) 1901 (14)

 

Get the observational details
ASCII file

 

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