AstDyS-2

Asteroids - Dynamic Site
AstDyS ∴ Objects ∴ 1999XS143 ∴ Observational info
Contact »
(20729) 1999XS143  ▹ 
OBSERVATIONAL INFORMATION
Arc information
Arc length 23982.1 days
Unobserved 36 days

 

Astrometry summary
Optical
RMS of residuals 0.46"
First observation 1953-02-15.228
Last observation 2018-10-14.287
Number (Discarded) 907 (5)

 

Get the observational details
ASCII file

 

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





This Web Site has been visited 297879 times since

and this Page has been visited 108 times since 2011/11/11