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AstDyS ∴ Objects ∴ 2001QB290 ∴ Observational info
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(139766) 2001QB290  ▹ 
OBSERVATIONAL INFORMATION
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Arc information
Arc length 9355.16 days
Unobserved 315 days

 

Astrometry summary
Optical
RMS of residuals 0.52
First observation 1997-11-06.170
Last observation 2023-06-18.332
Number (Discarded) 715 (3)

 

Get the observational details
ASCII file

 

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