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AstDyS ∴ Objects ∴ 2001YW157 ∴ Observational info
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(455282) 2001YW157  ▹ 
OBSERVATIONAL INFORMATION
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Arc information
Arc length 7791.88 days
Unobserved 379 days

 

Astrometry summary
Optical
RMS of residuals 0.54
First observation 2001-12-15.303
Last observation 2023-04-16.184
Number (Discarded) 172 (4)

 

Get the observational details
ASCII file

 

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