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(524030) 1999XS253  ▹ 
OBSERVATIONAL INFORMATION
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Arc information
Arc length 8463.1 days
Unobserved 447 days

 

Astrometry summary
Optical
RMS of residuals 0.55
First observation 1999-12-12.298
Last observation 2023-02-12.401
Number (Discarded) 211 (0)

 

Get the observational details
ASCII file

 

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