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AstDyS ∴ Objects ∴ 2002XY57 ∴ Observational info
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(143163) 2002XY57  ▹ 
OBSERVATIONAL INFORMATION
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Arc information
Arc length 8218.76 days
Unobserved 121 days

 

Astrometry summary
Optical
RMS of residuals 0.51
First observation 2001-07-18.432
Last observation 2024-01-18.194
Number (Discarded) 619 (4)

 

Get the observational details
ASCII file

 

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