AstDyS-2
Asteroids - Dynamic Site
AstDyS ∴ Objects ∴ 2001UP57 ∴ Observational info
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(430498) 2001UP57  ▹ 
OBSERVATIONAL INFORMATION
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Arc information
Arc length 8608.96 days
Unobserved 568 days

 

Astrometry summary
Optical
RMS of residuals 0.51
First observation 1999-03-20.326
Last observation 2022-10-14.287
Number (Discarded) 168 (1)

 

Get the observational details
ASCII file

 

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