AstDyS-2
Asteroids - Dynamic Site
AstDyS ∴ Objects ∴ 1981EE21 ∴ Observational info
Contact »
(27685) 1981EE21  ▹ 
OBSERVATIONAL INFORMATION
◲
Arc information
Arc length 15498.3 days
Unobserved days

 

Astrometry summary
Optical
RMS of residuals 0.48
First observation 1981-02-09.647
Last observation 2023-07-17.962
Number (Discarded) 1899 (10)

 

Get the observational details
ASCII file

 

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