AstDyS-2
Asteroids - Dynamic Site
AstDyS ∴ Objects ∴ 2004XQ21 ∴ Observational info
Contact »
(339286) 2004XQ21  ▹ 
OBSERVATIONAL INFORMATION
◲
Arc information
Arc length 8208 days
Unobserved 314 days

 

Astrometry summary
Optical
RMS of residuals 0.55
First observation 2000-12-25.396
Last observation 2023-06-16.398
Number (Discarded) 341 (1)

 

Get the observational details
ASCII file

 

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