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(312635) 2009WC221  ▹ 
OBSERVATIONAL INFORMATION
Arc information
Arc length 8405.23 days
Unobserved days

 

Astrometry summary
Optical
RMS of residuals 0.60
First observation 2001-01-26.290
Last observation 2024-01-31.516
Number (Discarded) 239 (1)

 

Get the observational details
ASCII file

 

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