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(212920) 2007YN21  ▹ 
OBSERVATIONAL INFORMATION
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Arc information
Arc length 10487.9 days
Unobserved 260 days

 

Astrometry summary
Optical
RMS of residuals 0.47
First observation 1994-11-30.427
Last observation 2023-08-18.315
Number (Discarded) 482 (1)

 

Get the observational details
ASCII file

 

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