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AstDyS ∴ Objects ∴ 1991AB2 ∴ Observational info
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(11512) 1991AB2  ▹ 
OBSERVATIONAL INFORMATION
Arc information
Arc length 17694.2 days
Unobserved 389 days

 

Astrometry summary
Optical
RMS of residuals 0.48"
First observation 1969-10-16.976
Last observation 2018-03-28.146
Number (Discarded) 1852 (11)

 

Get the observational details
ASCII file

 

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





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