AstDyS-2
Asteroids - Dynamic Site
AstDyS ∴ Objects ∴ 2002YY4 ∴ Observational info
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(143220) 2002YY4  ▹ 
OBSERVATIONAL INFORMATION
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Arc information
Arc length 9225.97 days
Unobserved 29 days

 

Astrometry summary
Optical
RMS of residuals 0.84
First observation 1999-02-09.323
Last observation 2024-05-14.288
Number (Discarded) 1863 (428)

 

Get the observational details
ASCII file

 

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