AstDyS-2
Asteroids - Dynamic Site
AstDyS ∴ Objects ∴ 2000YY139 ∴ Observational info
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OBSERVATIONAL INFORMATION
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Arc information
Arc length 10206.8 days
Unobserved 310 days

 

Astrometry summary
Optical
RMS of residuals 0.40
First observation 1995-08-31.227
Last observation 2023-08-11.047
Number (Discarded) 1398 (3)

 

Get the observational details
ASCII file

 

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