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(406) Erna  ▹ 
OBSERVATIONAL INFORMATION
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Arc information
Arc length 47015.1 days
Unobserved 46 days

 

Astrometry summary
Optical
RMS of residuals 0.74
First observation 1895-08-23.892
Last observation 2024-05-14.013
Number (Discarded) 7245 (299)

 

Get the observational details
ASCII file

 

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