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AstDyS ∴ Objects ∴ 1999XY31 ∴ Observational info
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(80275) 1999XY31  ▹ 
OBSERVATIONAL INFORMATION
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Arc information
Arc length 9030.53 days
Unobserved 341 days

 

Astrometry summary
Optical
RMS of residuals 0.45
First observation 1998-08-29.640
Last observation 2023-05-21.165
Number (Discarded) 1682 (2)

 

Get the observational details
ASCII file

 

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