AstDyS-2
Asteroids - Dynamic Site
AstDyS ∴ Objects ∴ 2009EX21 ∴ Observational info
Contact »
(301499) 2009EX21  ▹ 
OBSERVATIONAL INFORMATION
◲
Arc information
Arc length 9563.01 days
Unobserved 705 days

 

Astrometry summary
Optical
RMS of residuals 0.53
First observation 1996-03-20.169
Last observation 2022-05-26.183
Number (Discarded) 453 (0)

 

Get the observational details
ASCII file

 

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