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(21876) 1999UL9  ▹ 
OBSERVATIONAL INFORMATION
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Arc information
Arc length 23164.1 days
Unobserved days

 

Astrometry summary
Optical
RMS of residuals 0.71
First observation 1960-10-17.202
Last observation 2024-03-19.326
Number (Discarded) 3007 (415)

 

Get the observational details
ASCII file

 

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