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AstDyS ∴ Objects ∴ 2000QY57 ∴ Observational info
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OBSERVATIONAL INFORMATION
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Arc information
Arc length 11728.1 days
Unobserved 312 days

 

Astrometry summary
Optical
RMS of residuals 0.50
First observation 1991-05-13.240
Last observation 2023-06-22.311
Number (Discarded) 1143 (8)

 

Get the observational details
ASCII file

 

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