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Asteroids - Dynamic Site
AstDyS ∴ Objects ∴ 2004QJ23 ∴ Observational info
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(568660) 2004QJ23  ▹ 
OBSERVATIONAL INFORMATION
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Arc information
Arc length 11099.3 days
Unobserved 81 days

 

Astrometry summary
Optical
RMS of residuals 0.41
First observation 1993-09-15.255
Last observation 2024-02-04.592
Number (Discarded) 217 (1)

 

Get the observational details
ASCII file

 

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