AstDyS-2
Asteroids - Dynamic Site
AstDyS ∴ Objects ∴ 2001BY64 ∴ Observational info
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(123809) 2001BY64  ▹ 
OBSERVATIONAL INFORMATION
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Arc information
Arc length 8622.92 days
Unobserved 341 days

 

Astrometry summary
Optical
RMS of residuals 0.49
First observation 1999-10-14.246
Last observation 2023-05-24.164
Number (Discarded) 914 (14)

 

Get the observational details
ASCII file

 

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