AstDyS-2
Asteroids - Dynamic Site
AstDyS ∴ Objects ∴ 1999YH17 ∴ Observational info
Contact »
(121768) 1999YH17  ▹ 
OBSERVATIONAL INFORMATION
◲
Arc information
Arc length 9212.04 days
Unobserved 77 days

 

Astrometry summary
Optical
RMS of residuals 0.43
First observation 1998-11-22.285
Last observation 2024-02-11.320
Number (Discarded) 509 (1)

 

Get the observational details
ASCII file

 

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