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(949) Hel  ▹ 
OBSERVATIONAL INFORMATION
Arc information
Arc length 35655.7 days
Unobserved 50 days

 

Astrometry summary
Optical
RMS of residuals 0.50"
First observation 1921-03-11.923
Last observation 2018-10-24.621
Number (Discarded) 2154 (66)

 

Get the observational details
ASCII file

 

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





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