AstDyS-2
Asteroids - Dynamic Site
AstDyS ∴ Objects ∴ 2012DH39 ∴ Observational info
Contact »
(407971) 2012DH39  ▹ 
OBSERVATIONAL INFORMATION
◲
Arc information
Arc length 7142.86 days
Unobserved 385 days

 

Astrometry summary
Optical
RMS of residuals 0.51
First observation 2003-09-18.439
Last observation 2023-04-09.299
Number (Discarded) 186 (1)

 

Get the observational details
ASCII file

 

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