AstDyS-2
Asteroids - Dynamic Site
AstDyS ∴ Objects ∴ 2009HH22 ∴ Observational info
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(528974) 2009HH22  ▹ 
OBSERVATIONAL INFORMATION
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Arc information
Arc length 7243.16 days
Unobserved 1461 days

 

Astrometry summary
Optical
RMS of residuals 0.57
First observation 2000-08-25.208
Last observation 2020-06-24.364
Number (Discarded) 112 (3)

 

Get the observational details
ASCII file

 

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