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AstDyS ∴ Objects ∴ 1997HZ9 ∴ Observational info
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(69541) 1997HZ9  ▹ 
OBSERVATIONAL INFORMATION
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Arc information
Arc length 11952 days
Unobserved 118 days

 

Astrometry summary
Optical
RMS of residuals 0.58
First observation 1991-04-13.369
Last observation 2024-01-02.318
Number (Discarded) 772 (10)

 

Get the observational details
ASCII file

 

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