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(419370) 2009XU12  ▹ 
OBSERVATIONAL INFORMATION
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Arc information
Arc length 8566.27 days
Unobserved days

 

Astrometry summary
Optical
RMS of residuals 0.57
First observation 1998-12-11.137
Last observation 2022-05-25.408
Number (Discarded) 179 (2)

 

Get the observational details
ASCII file

 

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