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AstDyS ∴ Objects ∴ 2000XY21 ∴ Observational info
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(200472) 2000XY21  ▹ 
OBSERVATIONAL INFORMATION
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Arc information
Arc length 8320.86 days
Unobserved 312 days

 

Astrometry summary
Optical
RMS of residuals 0.43
First observation 2000-09-08.444
Last observation 2023-06-21.301
Number (Discarded) 1135 (22)

 

Get the observational details
ASCII file

 

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