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AstDyS ∴ Objects ∴ Roberts ∴ Summary
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(3428) Roberts  ▹ 
SUMMARY
Keplerian elements at epoch
58400.0 MJD
Value 1-σ variation Units
a 2.66224 1.047e-08 au
e 0.166009 3.632e-08
i 8.875 4.658e-06 deg
Ω 230.798 2.295e-05 deg
ω 303.47 2.634e-05 deg
M 148.32 1.274e-05 deg

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Other useful info
Absolute Magnitude (H)    12.1 mag
Slope parameter (G)    0.15 mag
Perihelion 2.2203 au
Aphelion 3.1042 au
Asc. node-Earth separation 1.36008 au
Desc. node-Earth separation 1.85986 au
Earth MOID 1.2368 au
Orbital period 1586.6 days
Date of orbit computation  Oct 31 04:57
Observational summary
Optical observations (Discarded) 2066 (26)
Radar observations (Discarded) 0 (0)
Arc length 24273.1 days
Unobserved 64 days

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Ephemeris at epoch 58471 MJD
Right Ascension 326.68 deg
Declination -5.60349 deg
V Magnitude 18.14 mag
Solar Elongation -60.49 deg
Galactic Latitude -41.13 deg
Rate 0.291 deg/day
Direction 77.39 deg

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