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AstDyS ∴ Objects ∴ 2001QJ258 ∴ Observational info
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(77836) 2001QJ258  ▹ 
OBSERVATIONAL INFORMATION
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Arc information
Arc length 17041.5 days
Unobserved 167 days

 

Astrometry summary
Optical
RMS of residuals 0.47
First observation 1977-03-15.649
Last observation 2023-11-11.118
Number (Discarded) 1857 (9)

 

Get the observational details
ASCII file

 

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