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AstDyS ∴ Objects ∴ 2001TW137 ∴ Observational info
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(51997) 2001TW137  ▹ 
OBSERVATIONAL INFORMATION
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Arc information
Arc length 12051.8 days
Unobserved 243 days

 

Astrometry summary
Optical
RMS of residuals 0.60
First observation 1990-10-15.480
Last observation 2023-10-14.278
Number (Discarded) 2705 (435)

 

Get the observational details
ASCII file

 

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