AstDyS-2
Asteroids - Dynamic Site
AstDyS ∴ Objects ∴ 2005ER221 ∴ Observational info
Contact »
(299133) 2005ER221  ▹ 
OBSERVATIONAL INFORMATION
◲
Arc information
Arc length 7264.88 days
Unobserved 697 days

 

Astrometry summary
Optical
RMS of residuals 0.51
First observation 2002-07-09.302
Last observation 2022-05-30.185
Number (Discarded) 452 (5)

 

Get the observational details
ASCII file

 

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