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(612089) 1999FJ21  ▹ 
OBSERVATIONAL INFORMATION
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Arc information
Arc length 8445 days
Unobserved 713 days

 

Astrometry summary
Optical
RMS of residuals 0.541857
First observation 1999-03-22.44864
Last observation 2022-05-05.257443
Number (Discarded) 425 (6)

 

Get the observational details
Optical observations (ASCII file)

 

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