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AstDyS ∴ Objects ∴ 2003HW12 ∴ Summary
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(90356) 2003HW12  ▹ 
SUMMARY
Keplerian elements at epoch
60400.0 MJD
Value 1-σ variation Units
a 2.24274 7.732e-09 au
e 0.10647 4.42e-08
i 7.125 3.661e-06 deg
Ω 154.345 3.533e-05 deg
ω 227.537 3.887e-05 deg
M 278.597 1.67e-05 deg

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Other useful info
Absolute Magnitude (H)    16.3 mag
Slope parameter (G)    0.15 mag
Perihelion 2.004 au
Aphelion 2.4815 au
Asc. node-Earth separation 1.39987 au
Desc. node-Earth separation 1.05882 au
Earth MOID 1.01305 au
Orbital period 1226.78 days
Date of orbit computation  apr 23 20:06
Observational summary
Optical observations (Discarded) 1066 (81)
Radar observations (Discarded) 0 (0)
Arc length 9400.08 days
Unobserved 304 days

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Ephemeris at epoch 60425 MJD
Right Ascension 322.896 deg
Declination -10.1241 deg
V Magnitude 20.99 mag
Solar Elongation 73.06 deg
Galactic Latitude -40.07 deg
Rate 0.407 deg/day
Direction 72.531 deg

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