AstDyS-2
Asteroids - Dynamic Site
AstDyS ∴ Objects ∴ 1998DM12 ∴ Observational info
Contact »
(216923) 1998DM12  ▹ 
OBSERVATIONAL INFORMATION
◲
Arc information
Arc length 9440.82 days
Unobserved 118 days

 

Astrometry summary
Optical
RMS of residuals 0.46
First observation 1998-02-23.428
Last observation 2023-12-30.247
Number (Discarded) 366 (2)

 

Get the observational details
ASCII file

 

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