AstDyS-2
Asteroids - Dynamic Site
AstDyS ∴ Objects ∴ 1990HW ∴ Observational info
Contact »
(24687) 1990HW  ▹ 
OBSERVATIONAL INFORMATION
◲
Arc information
Arc length 12254.6 days
Unobserved 199 days

 

Astrometry summary
Optical
RMS of residuals 0.81
First observation 1990-03-22.406
Last observation 2023-10-10.034
Number (Discarded) 3635 (304)

 

Get the observational details
ASCII file

 

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