AstDyS-2
Asteroids - Dynamic Site
AstDyS ∴ Objects ∴ 2001QC257 ∴ Observational info
Contact »
(405028) 2001QC257  ▹ 
OBSERVATIONAL INFORMATION
◲
Arc information
Arc length 8198.81 days
Unobserved 89 days

 

Astrometry summary
Optical
RMS of residuals 0.60
First observation 2001-08-25.323
Last observation 2024-02-05.130
Number (Discarded) 283 (2)

 

Get the observational details
ASCII file

 

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