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AstDyS ∴ Objects ∴ 2001XM171 ∴ Observational info
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(203404) 2001XM171  ▹ 
OBSERVATIONAL INFORMATION
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Arc information
Arc length 8767.83 days
Unobserved 529 days

 

Astrometry summary
Optical
RMS of residuals 0.51
First observation 1999-04-07.323
Last observation 2023-04-09.149
Number (Discarded) 433 (3)

 

Get the observational details
ASCII file

 

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