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AstDyS ∴ Objects ∴ 2009HJ18 ∴ Summary
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(389275) 2009HJ18  ▹ 
SUMMARY
Keplerian elements at epoch
60400.0 MJD
Value 1-σ variation Units
a 3.10545 3.358e-08 au
e 0.039988 7.515e-08
i 2.589 7.105e-06 deg
Ω 68.927 0.0001782 deg
ω 161.632 0.0002026 deg
M 235.667 9.57e-05 deg

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Other useful info
Absolute Magnitude (H)    16.7 mag
Slope parameter (G)    0.15 mag
Perihelion 2.9813 au
Aphelion 3.2296 au
Asc. node-Earth separation 2.23754 au
Desc. node-Earth separation 1.97323 au
Earth MOID 1.97043 au
Orbital period 1998.87 days
Date of orbit computation  feb 22 03:12
Observational summary
Optical observations (Discarded) 190 (0)
Radar observations (Discarded) 0 (0)
Arc length 7179.02 days
Unobserved 514 days

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Ephemeris at epoch 60423 MJD
Right Ascension 90.9839 deg
Declination 24.8302 deg
V Magnitude 22.83 mag
Solar Elongation -57.9 deg
Galactic Latitude 1.45 deg
Rate 0.287 deg/day
Direction 90.245 deg

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