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(3728) IRAS  ▹ 
OBSERVATIONAL INFORMATION
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Arc information
Arc length 27589.2 days
Unobserved 35 days

 

Astrometry summary
Optical
RMS of residuals 0.44
First observation 1948-09-07.280
Last observation 2024-03-21.516
Number (Discarded) 5028 (80)

 

Get the observational details
ASCII file

 

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