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(85938) 1999DJ4  ▹ 
OBSERVATIONAL INFORMATION
Arc information
Arc length 7395 days
Unobserved 275 days

 

Astrometry summary
Optical
RMS of residuals 0.515040"
First observation 1999-02-24.35637
Last observation 2019-05-25.27447
Number (Discarded) 630 (3)
Radar
First observation 2004-04-14
Last observation 2004-04-14
Delay (Discarded) 1 (0)
Doppler (Discarded) 0 (0)
Total (Discarded) 1 (0)

 

Get the observational details
Optical observations (ASCII file)
Radar observations

 

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