AstDyS-2
Asteroids - Dynamic Site
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(170789) 2004DD2  ▹ 
OBSERVATIONAL INFORMATION
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Arc information
Arc length 9358.32 days
Unobserved 495 days

 

Astrometry summary
Optical
RMS of residuals 0.49
First observation 1997-09-28.267
Last observation 2023-05-13.592
Number (Discarded) 689 (2)

 

Get the observational details
ASCII file

 

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