AstDyS-2
Asteroids - Dynamic Site
AstDyS ∴ Objects ∴ 2001QR139 ∴ Observational info
Contact »
(173714) 2001QR139  ▹ 
OBSERVATIONAL INFORMATION
◲
Arc information
Arc length 8222.86 days
Unobserved 64 days

 

Astrometry summary
Optical
RMS of residuals 0.40
First observation 2001-08-22.411
Last observation 2024-02-26.268
Number (Discarded) 1353 (2)

 

Get the observational details
ASCII file

 

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