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AstDyS ∴ Objects ∴ 1999XU122 ∴ Observational info
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(47404) 1999XU122  ▹ 
OBSERVATIONAL INFORMATION
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Arc information
Arc length 9597.49 days
Unobserved 345 days

 

Astrometry summary
Optical
RMS of residuals 0.54
First observation 1997-02-04.516
Last observation 2023-05-17.001
Number (Discarded) 1350 (62)

 

Get the observational details
ASCII file

 

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