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AstDyS ∴ Objects ∴ 2001DY42 ∴ Observational info
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(171803) 2001DY42  ▹ 
OBSERVATIONAL INFORMATION
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Arc information
Arc length 8107.82 days
Unobserved 399 days

 

Astrometry summary
Optical
RMS of residuals 0.51
First observation 2001-01-31.329
Last observation 2023-04-14.146
Number (Discarded) 704 (0)

 

Get the observational details
ASCII file

 

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