AstDyS-2

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AstDyS ∴ Objects ∴ 2003HD21 ∴ Observational info
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(114745) 2003HD21  ▹ 
OBSERVATIONAL INFORMATION
Arc information
Arc length 7640.29 days
Unobserved 150 days

 

Astrometry summary
Optical
RMS of residuals 0.61"
First observation 1997-11-21.198
Last observation 2018-10-22.488
Number (Discarded) 433 (4)

 

Get the observational details
ASCII file

 

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





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