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AstDyS ∴ Objects ∴ 2001OY39 ∴ Observational info
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(219515) 2001OY39  ▹ 
OBSERVATIONAL INFORMATION
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Arc information
Arc length 8181.67 days
Unobserved 134 days

 

Astrometry summary
Optical
RMS of residuals 0.67
First observation 2001-07-20.411
Last observation 2023-12-14.077
Number (Discarded) 864 (176)

 

Get the observational details
ASCII file

 

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