AstDyS-2
Asteroids - Dynamic Site
AstDyS ∴ Objects ∴ 2007ER197 ∴ Observational info
Contact »
(394400) 2007ER197  ▹ 
OBSERVATIONAL INFORMATION
◲
Arc information
Arc length 9177.01 days
Unobserved 524 days

 

Astrometry summary
Optical
RMS of residuals 0.60
First observation 1997-10-09.254
Last observation 2022-11-24.267
Number (Discarded) 115 (0)

 

Get the observational details
ASCII file

 

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