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AstDyS ∴ Objects ∴ 1997SJ9 ∴ Observational info
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(523909) 1997SJ9  ▹ 
OBSERVATIONAL INFORMATION
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Arc information
Arc length 9623.01 days
Unobserved 84 days

 

Astrometry summary
Optical
RMS of residuals 0.56
First observation 1997-09-27.438
Last observation 2024-02-01.446
Number (Discarded) 133 (3)

 

Get the observational details
ASCII file

 

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