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AstDyS ∴ Objects ∴ 1989TN2 ∴ Observational info
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(100017) 1989TN2  ▹ 
OBSERVATIONAL INFORMATION
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Arc information
Arc length 12331.1 days
Unobserved 291 days

 

Astrometry summary
Optical
RMS of residuals 0.51
First observation 1989-10-03.240
Last observation 2023-07-08.331
Number (Discarded) 746 (0)

 

Get the observational details
ASCII file

 

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