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AstDyS ∴ Objects ∴ 1999FJ9 ∴ Observational info
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(66240) 1999FJ9  ▹ 
OBSERVATIONAL INFORMATION
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Arc information
Arc length 9118.94 days
Unobserved 59 days

 

Astrometry summary
Optical
RMS of residuals 0.45
First observation 1999-03-19.387
Last observation 2024-03-06.329
Number (Discarded) 2390 (11)

 

Get the observational details
ASCII file

 

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