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2009HA21  ▹ 
SUMMARY
Keplerian elements
(Epoch 60400.0 MJD)
Value 1-σ variation Units
a 1.46069 2.926e-08 au
e 0.729134 2.587e-07
i 6.407 3.362e-05 deg
Ω 205.403 6.094e-05 deg
ω 219.898 8.376e-05 deg
M 228.007 2.618e-05 deg

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Other useful info
Absolute Magnitude (H)    20.9 mag
Slope parameter (G)    0.15 mag
Perihelion distance 0.3957 au
Aphelion distance 2.5257 au
Asc. node-Earth separation 0.54983 au
Desc. node-Earth separation -0.55672 au
Earth MOID 0.04624 au
Orbital period 644.818 days
Date of orbit computation   feb 26 10:57
Observational summary
Optical observations (Discarded) 101 (2)
Radar observations (Discarded) 0 (0)
Arc length 5109 days
Unobserved 414 days

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Ephemeris
(Epoch 60464 MJD)
Right Ascension 278.945 deg
Declination -12.9831 deg
V Magnitude 23.61 mag
Solar Elongation 151.96 deg
Galactic Latitude -2.48 deg
Rate 0.373 deg/day
Direction -79.436 deg

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