AstDyS-2
Asteroids - Dynamic Site
AstDyS ∴ Objects ∴ 2017FD40 ∴ Observational info
Contact »
(639538) 2017FD40  ▹ 
OBSERVATIONAL INFORMATION
◲
Arc information
Arc length 7520.99 days
Unobserved 203 days

 

Astrometry summary
Optical
RMS of residuals 0.47
First observation 2003-03-10.344
Last observation 2023-10-12.338
Number (Discarded) 277 (0)

 

Get the observational details
ASCII file

 

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