NEODyS-2
Near Earth Objects - Dynamic Site
NEODyS ∴ Objects ∴ 2000QJ1 ∴ Observational info
Contact »
(87311) 2000QJ1  ▹ 
OBSERVATIONAL INFORMATION
◲
Arc information
Arc length 13899 days
Unobserved 23 days

 

Astrometry summary
Optical
RMS of residuals 0.551838"
First observation 1982-08-16.61601
Last observation 2020-09-04.58487
Number (Discarded) 988 (5)

 

Get the observational details
Optical observations (ASCII file)

 

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