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AstDyS ∴ Objects ∴ 2001RH39 ∴ Observational info
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(139837) 2001RH39  ▹ 
OBSERVATIONAL INFORMATION
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Arc information
Arc length 9000.89 days
Unobserved 173 days

 

Astrometry summary
Optical
RMS of residuals 0.49
First observation 1999-03-19.224
Last observation 2023-11-09.118
Number (Discarded) 883 (1)

 

Get the observational details
ASCII file

 

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