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AstDyS ∴ Objects ∴ Sirona ∴ Observational info
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(116) Sirona  ▹ 
OBSERVATIONAL INFORMATION
Arc information
Arc length 53262.5 days
Unobserved 25 days

 

Astrometry summary
Optical
RMS of residuals 0.55"
First observation 1872-12-23.855
Last observation 2018-10-22.358
Number (Discarded) 2495 (151)

 

Get the observational details
ASCII file

 

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





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