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AstDyS ∴ Objects ∴ 2001SY20 ∴ Observational info
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(158202) 2001SY20  ▹ 
OBSERVATIONAL INFORMATION
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Arc information
Arc length 9692.01 days
Unobserved 91 days

 

Astrometry summary
Optical
RMS of residuals 0.53
First observation 1997-07-14.388
Last observation 2024-01-26.402
Number (Discarded) 561 (2)

 

Get the observational details
ASCII file

 

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