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AstDyS ∴ Objects ∴ 1997YM4 ∴ Observational info
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(15936) 1997YM4  ▹ 
OBSERVATIONAL INFORMATION
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Arc information
Arc length 17817.9 days
Unobserved 77 days

 

Astrometry summary
Optical
RMS of residuals 0.41
First observation 1975-04-20.643
Last observation 2024-01-31.565
Number (Discarded) 2711 (16)

 

Get the observational details
ASCII file

 

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