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(407254) 2009WC261  ▹ 
OBSERVATIONAL INFORMATION
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Arc information
Arc length 8939.14 days
Unobserved 357 days

 

Astrometry summary
Optical
RMS of residuals 0.56
First observation 1998-11-21.250
Last observation 2023-05-13.392
Number (Discarded) 241 (1)

 

Get the observational details
ASCII file

 

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