AstDyS-2
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AstDyS ∴ Objects ∴ 1998DD1 ∴ Observational info
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(251726) 1998DD1  ▹ 
OBSERVATIONAL INFORMATION
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Arc information
Arc length 9333.33 days
Unobserved 230 days

 

Astrometry summary
Optical
RMS of residuals 0.51
First observation 1998-02-18.993
Last observation 2023-09-09.325
Number (Discarded) 493 (1)

 

Get the observational details
ASCII file

 

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