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AstDyS ∴ Objects ∴ 2001RZ57 ∴ Observational info
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(165804) 2001RZ57  ▹ 
OBSERVATIONAL INFORMATION
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Arc information
Arc length 9001.78 days
Unobserved 139 days

 

Astrometry summary
Optical
RMS of residuals 0.52
First observation 1999-04-17.294
Last observation 2023-12-09.074
Number (Discarded) 830 (8)

 

Get the observational details
ASCII file

 

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