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AstDyS ∴ Objects ∴ 1997TN9 ∴ Observational info
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(181777) 1997TN9  ▹ 
OBSERVATIONAL INFORMATION
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Arc information
Arc length 9391.16 days
Unobserved 315 days

 

Astrometry summary
Optical
RMS of residuals 0.57
First observation 1997-10-02.423
Last observation 2023-06-19.585
Number (Discarded) 374 (3)

 

Get the observational details
ASCII file

 

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