AstDyS-2
Asteroids - Dynamic Site
AstDyS ∴ Objects ∴ 2012HJ39 ∴ Observational info
Contact »
(415211) 2012HJ39  ▹ 
OBSERVATIONAL INFORMATION
◲
Arc information
Arc length 7242.95 days
Unobserved 299 days

 

Astrometry summary
Optical
RMS of residuals 0.52
First observation 2003-10-19.347
Last observation 2023-08-18.296
Number (Discarded) 142 (0)

 

Get the observational details
ASCII file

 

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