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AstDyS ∴ Objects ∴ 2009HB42 ∴ Summary
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(312572) 2009HB42  ▹ 
SUMMARY
Keplerian elements at epoch
58800.0 MJD
Value 1-σ variation Units
a 2.71028 3.113e-08 au
e 0.056988 5.635e-08
i 4.954 5.976e-06 deg
Ω 95.478 9.435e-05 deg
ω 181.41 0.0001219 deg
M 75.311 7.686e-05 deg

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Other useful info
Absolute Magnitude (H)    16.7 mag
Slope parameter (G)    0.15 mag
Perihelion 2.5558 au
Aphelion 2.8647 au
Asc. node-Earth separation 1.88153 au
Desc. node-Earth separation 1.54081 au
Earth MOID 1.54068 au
Orbital period 1629.74 days
Date of orbit computation  Oct 21 18:52
Observational summary
Optical observations (Discarded) 207 (1)
Radar observations (Discarded) 0 (0)
Arc length 4723.99 days
Unobserved 48 days

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Ephemeris at epoch 58804 MJD
Right Ascension 342.374 deg
Declination -13.8017 deg
V Magnitude 21.6 mag
Solar Elongation -104.36 deg
Galactic Latitude -58.6 deg
Rate 0.153 deg/day
Direction 55.692 deg

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