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AstDyS ∴ Objects ∴ 1998XO89 ∴ Observational info
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(21601) 1998XO89  ▹ 
OBSERVATIONAL INFORMATION
Arc information
Arc length 10048.7 days
Unobserved 27 days

 

Astrometry summary
Optical
RMS of residuals 0.47"
First observation 1991-03-16.726
Last observation 2018-09-19.431
Number (Discarded) 1058 (3)

 

Get the observational details
ASCII file

 

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





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