AstDyS-2
Asteroids - Dynamic Site
AstDyS ∴ Objects ∴ 2008HP21 ∴ Observational info
Contact »
(320959) 2008HP21  ▹ 
OBSERVATIONAL INFORMATION
◲
Arc information
Arc length 7440.09 days
Unobserved 279 days

 

Astrometry summary
Optical
RMS of residuals 0.45
First observation 2003-03-09.391
Last observation 2023-07-22.480
Number (Discarded) 259 (1)

 

Get the observational details
ASCII file

 

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