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(3428) Roberts  ▹ 
SUMMARY
Keplerian elements at epoch
60400.0 MJD
Value 1-σ variation Units
a 2.66736 6.51e-09 au
e 0.162843 3.03e-08
i 8.879 1.841e-06 deg
Ω 230.738 1.891e-05 deg
ω 303.32 2.056e-05 deg
M 242 6.196e-06 deg

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Other useful info
Absolute Magnitude (H)    12.3 mag
Slope parameter (G)    0.15 mag
Perihelion 2.233 au
Aphelion 3.1017 au
Asc. node-Earth separation 1.37337 au
Desc. node-Earth separation 1.86275 au
Earth MOID 1.25139 au
Orbital period 1591.18 days
Date of orbit computation  apr 23 19:46
Observational summary
Optical observations (Discarded) 6440 (72)
Radar observations (Discarded) 0 (0)
Arc length 26214 days
Unobserved 76 days

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Ephemeris at epoch 60425 MJD
Right Ascension 40.4888 deg
Declination 16.3046 deg
V Magnitude 17.86 mag
Solar Elongation -8.19 deg
Galactic Latitude -38.96 deg
Rate 0.389 deg/day
Direction 75.665 deg

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