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AstDyS ∴ Objects ∴ 1999TR221 ∴ Observational info
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(44810) 1999TR221  ▹ 
OBSERVATIONAL INFORMATION
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Arc information
Arc length 12620 days
Unobserved 38 days

 

Astrometry summary
Optical
RMS of residuals 0.46
First observation 1989-08-30.573
Last observation 2024-03-19.562
Number (Discarded) 2057 (8)

 

Get the observational details
ASCII file

 

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