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AstDyS ∴ Objects ∴ 1997WZ42 ∴ Observational info
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(22508) 1997WZ42  ▹ 
OBSERVATIONAL INFORMATION
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Arc information
Arc length 11626.9 days
Unobserved 267 days

 

Astrometry summary
Optical
RMS of residuals 0.48
First observation 1991-10-06.405
Last observation 2023-08-06.277
Number (Discarded) 1724 (8)

 

Get the observational details
ASCII file

 

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