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(604251) 2015NA21  ▹ 
OBSERVATIONAL INFORMATION
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Arc information
Arc length 5693.1 days
Unobserved 405 days

 

Astrometry summary
Optical
RMS of residuals 0.49
First observation 2007-08-24.280
Last observation 2023-03-26.378
Number (Discarded) 81 (0)

 

Get the observational details
ASCII file

 

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