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AstDyS ∴ Objects ∴ 2001QJ181 ∴ Observational info
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(83031) 2001QJ181  ▹ 
OBSERVATIONAL INFORMATION
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Arc information
Arc length 11963.3 days
Unobserved 399 days

 

Astrometry summary
Optical
RMS of residuals 0.58
First observation 1990-11-21.553
Last observation 2023-08-23.883
Number (Discarded) 1631 (58)

 

Get the observational details
ASCII file

 

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