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AstDyS ∴ Objects ∴ 2001SF54 ∴ Observational info
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(57442) 2001SF54  ▹ 
OBSERVATIONAL INFORMATION
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Arc information
Arc length 8968.14 days
Unobserved 269 days

 

Astrometry summary
Optical
RMS of residuals 0.49
First observation 1999-01-20.208
Last observation 2023-08-10.353
Number (Discarded) 1416 (7)

 

Get the observational details
ASCII file

 

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