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AstDyS ∴ Objects ∴ 1999JJ89 ∴ Observational info
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(35904) 1999JJ89  ▹ 
OBSERVATIONAL INFORMATION
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Arc information
Arc length 9301.66 days
Unobserved 384 days

 

Astrometry summary
Optical
RMS of residuals 0.52
First observation 1997-10-30.509
Last observation 2023-04-19.165
Number (Discarded) 1888 (50)

 

Get the observational details
ASCII file

 

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