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AstDyS ∴ Objects ∴ McDonalda ∴ Observational info
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(991) McDonalda  ▹ 
OBSERVATIONAL INFORMATION
Arc information
Arc length 35063.1 days
Unobserved 23 days

 

Astrometry summary
Optical
RMS of residuals 0.48"
First observation 1922-10-25.231
Last observation 2018-10-24.293
Number (Discarded) 2600 (34)

 

Get the observational details
ASCII file

 

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





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