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AstDyS ∴ Objects ∴ 2001XL61 ∴ Observational info
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(64664) 2001XL61  ▹ 
OBSERVATIONAL INFORMATION
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Arc information
Arc length 11644.3 days
Unobserved 55 days

 

Astrometry summary
Optical
RMS of residuals 0.50
First observation 1992-04-23.284
Last observation 2024-03-10.546
Number (Discarded) 802 (11)

 

Get the observational details
ASCII file

 

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