AstDyS-2
Asteroids - Dynamic Site
AstDyS ∴ Objects ∴ 2001UY40 ∴ Observational info
Contact »
(169356) 2001UY40  ▹ 
OBSERVATIONAL INFORMATION
◲
Arc information
Arc length 8173.67 days
Unobserved 145 days

 

Astrometry summary
Optical
RMS of residuals 0.51
First observation 2001-07-28.399
Last observation 2023-12-14.069
Number (Discarded) 539 (1)

 

Get the observational details
ASCII file

 

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