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(312832) 2011SN257  ▹ 
OBSERVATIONAL INFORMATION
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Arc information
Arc length 7601.06 days
Unobserved 486 days

 

Astrometry summary
Optical
RMS of residuals 0.58
First observation 2002-03-05.166
Last observation 2022-12-26.221
Number (Discarded) 187 (1)

 

Get the observational details
ASCII file

 

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