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Asteroids - Dynamic Site
AstDyS ∴ Objects ∴ 1998HN17 ∴ Observational info
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(69681) 1998HN17  ▹ 
OBSERVATIONAL INFORMATION
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Arc information
Arc length 9241.79 days
Unobserved 283 days

 

Astrometry summary
Optical
RMS of residuals 0.45
First observation 1998-03-28.309
Last observation 2023-07-17.098
Number (Discarded) 1583 (7)

 

Get the observational details
ASCII file

 

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