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AstDyS ∴ Objects ∴ 2001XN20 ∴ Observational info
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(258376) 2001XN20  ▹ 
OBSERVATIONAL INFORMATION
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Arc information
Arc length 8289.93 days
Unobserved 321 days

 

Astrometry summary
Optical
RMS of residuals 0.54
First observation 2000-09-28.270
Last observation 2023-06-10.199
Number (Discarded) 359 (0)

 

Get the observational details
ASCII file

 

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