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AstDyS ∴ Objects ∴ 2001SY220 ∴ Observational info
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(208404) 2001SY220  ▹ 
OBSERVATIONAL INFORMATION
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Arc information
Arc length 23156.9 days
Unobserved 68 days

 

Astrometry summary
Optical
RMS of residuals 0.58
First observation 1960-09-24.438
Last observation 2024-02-18.357
Number (Discarded) 455 (2)

 

Get the observational details
ASCII file

 

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