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AstDyS ∴ Objects ∴ 2001UG221 ∴ Observational info
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(430507) 2001UG221  ▹ 
OBSERVATIONAL INFORMATION
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Arc information
Arc length 7839.85 days
Unobserved 381 days

 

Astrometry summary
Optical
RMS of residuals 0.64
First observation 2001-10-23.367
Last observation 2023-04-11.213
Number (Discarded) 168 (0)

 

Get the observational details
ASCII file

 

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