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(453802) 2011SN21  ▹ 
OBSERVATIONAL INFORMATION
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Arc information
Arc length 5994.37 days
Unobserved 75 days

 

Astrometry summary
Optical
RMS of residuals 0.52
First observation 2007-09-14.127
Last observation 2024-02-11.500
Number (Discarded) 183 (1)

 

Get the observational details
ASCII file

 

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