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AstDyS ∴ Objects ∴ Ptolemaeus ∴ Observational info
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(4001) Ptolemaeus  ▹ 
OBSERVATIONAL INFORMATION
Arc information
Arc length 25275.3 days
Unobserved 57 days

 

Astrometry summary
Optical
RMS of residuals 0.51"
First observation 1949-08-02.003
Last observation 2018-10-14.287
Number (Discarded) 1712 (11)

 

Get the observational details
ASCII file

 

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





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