AstDyS-2
Asteroids - Dynamic Site
AstDyS ∴ Objects ∴ 2001YY31 ∴ Observational info
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(607610) 2001YY31  ▹ 
OBSERVATIONAL INFORMATION
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Arc information
Arc length 7817.15 days
Unobserved 350 days

 

Astrometry summary
Optical
RMS of residuals 0.48
First observation 2001-12-18.292
Last observation 2023-05-14.438
Number (Discarded) 100 (0)

 

Get the observational details
ASCII file

 

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