AstDyS-2
Asteroids - Dynamic Site
AstDyS ∴ Objects ∴ 2001SB289 ∴ Observational info
Contact »
(57520) 2001SB289  ▹ 
OBSERVATIONAL INFORMATION
◲
Arc information
Arc length 12310.9 days
Unobserved 55 days

 

Astrometry summary
Optical
RMS of residuals 0.44
First observation 1990-06-18.247
Last observation 2024-03-02.156
Number (Discarded) 2220 (16)

 

Get the observational details
ASCII file

 

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