AstDyS-2
Asteroids - Dynamic Site
AstDyS ∴ Objects ∴ 2011AR31 ∴ Observational info
Contact »
(331177) 2011AR31  ▹ 
OBSERVATIONAL INFORMATION
◲
Arc information
Arc length 8022.34 days
Unobserved 348 days

 

Astrometry summary
Optical
RMS of residuals 0.49
First observation 2001-05-26.314
Last observation 2023-05-13.654
Number (Discarded) 233 (1)

 

Get the observational details
ASCII file

 

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