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(589155) 2009HE31  ▹ 
OBSERVATIONAL INFORMATION
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Arc information
Arc length 5478.12 days
Unobserved days

 

Astrometry summary
Optical
RMS of residuals 0.62
First observation 2007-11-02.252
Last observation 2022-11-01.374
Number (Discarded) 82 (2)

 

Get the observational details
ASCII file

 

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