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NEODyS ∴ Objects ∴ 2009HA21 ∴ Summary
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2009HA21  ▹ 
SUMMARY
Keplerian elements at epoch
58200.0 MJD
Value 1-σ variation Units
a 1.46062 2.438e-08 au
e 0.729107 2.488e-07
i 6.414 2.683e-05 deg
Ω 205.5 4.293e-05 deg
ω 219.777 6.312e-05 deg
M 79.699 4.632e-05 deg

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Other useful info
Absolute Magnitude (H)    20.9 mag
Slope parameter (G)    0.15 mag
Perihelion 0.3957 au
Aphelion 2.5256 au
Asc. node-Earth separation 0.55315 au
Desc. node-Earth separation -0.5584 au
Earth MOID 0.0465 au
Orbital period 644.769 days
Date of orbit computation   Feb 5 13:17
Observational summary
Optical observations (Discarded) 97 (10)
Radar observations (Discarded) 0 (0)
Arc length 3019 days
Unobserved 214 days

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Ephemeris at epoch 58174 MJD
Right Ascension 244.566 deg
Declination -20.5256 deg
V Magnitude 24.3 mag
Solar Elongation 89.8 deg
Galactic Latitude 20.89 deg
Rate 0.098 deg/day
Direction 73.523 deg

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