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AstDyS ∴ Objects ∴ 2001UB55 ∴ Observational info
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(173883) 2001UB55  ▹ 
OBSERVATIONAL INFORMATION
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Arc information
Arc length 11853.3 days
Unobserved 39 days

 

Astrometry summary
Optical
RMS of residuals 0.51
First observation 1991-10-04.308
Last observation 2024-03-17.640
Number (Discarded) 757 (3)

 

Get the observational details
ASCII file

 

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