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AstDyS ∴ Objects ∴ 1999FK21 ∴ Observational info
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(85953) 1999FK21  ▹ 
OBSERVATIONAL INFORMATION
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Arc information
Arc length 19057.8 days
Unobserved 341 days

 

Astrometry summary
Optical
RMS of residuals 0.53
First observation 1971-03-26.306
Last observation 2023-05-30.160
Number (Discarded) 1646 (19)

 

Get the observational details
ASCII file

 

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