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AstDyS ∴ Objects ∴ Helwerthia ∴ Observational info
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(801) Helwerthia  ▹ 
OBSERVATIONAL INFORMATION
Arc information
Arc length 37835.4 days
Unobserved 27 days

 

Astrometry summary
Optical
RMS of residuals 0.47"
First observation 1915-03-20.868
Last observation 2018-10-21.232
Number (Discarded) 2224 (22)

 

Get the observational details
ASCII file

 

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





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