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AstDyS ∴ Objects ∴ 2001CJ9 ∴ Observational info
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(123828) 2001CJ9  ▹ 
OBSERVATIONAL INFORMATION
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Arc information
Arc length 9036.83 days
Unobserved 321 days

 

Astrometry summary
Optical
RMS of residuals 0.50
First observation 1998-09-12.388
Last observation 2023-06-10.216
Number (Discarded) 919 (5)

 

Get the observational details
ASCII file

 

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