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(555) Norma  ▹ 
OBSERVATIONAL INFORMATION
Arc information
Arc length 41450.1 days
Unobserved 128 days

 

Astrometry summary
Optical
RMS of residuals 0.50"
First observation 1905-01-15.204
Last observation 2018-07-11.288
Number (Discarded) 2409 (29)

 

Get the observational details
ASCII file

 

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





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