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(89686) 2001YM57  ▹ 
OBSERVATIONAL INFORMATION
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Arc information
Arc length 11944.6 days
Unobserved 190 days

 

Astrometry summary
Optical
RMS of residuals 0.51
First observation 1991-02-08.495
Last observation 2023-10-23.139
Number (Discarded) 955 (9)

 

Get the observational details
ASCII file

 

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