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AstDyS ∴ Objects ∴ 2001WH20 ∴ Observational info
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(57812) 2001WH20  ▹ 
OBSERVATIONAL INFORMATION
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Arc information
Arc length 11545.1 days
Unobserved 162 days

 

Astrometry summary
Optical
RMS of residuals 0.49
First observation 1992-04-07.236
Last observation 2023-11-16.305
Number (Discarded) 742 (6)

 

Get the observational details
ASCII file

 

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