AstDyS-2
Asteroids - Dynamic Site
AstDyS ∴ Objects ∴ 2001HD58 ∴ Observational info
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(285863) 2001HD58  ▹ 
OBSERVATIONAL INFORMATION
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Arc information
Arc length 8174.97 days
Unobserved 264 days

 

Astrometry summary
Optical
RMS of residuals 0.50
First observation 2001-03-19.380
Last observation 2023-08-06.346
Number (Discarded) 495 (1)

 

Get the observational details
ASCII file

 

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