NEODyS-2

Near Earth Objects - Dynamic Site
NEODyS ∴ Objects ∴ 2009HJ21 ∴ Summary
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2009HJ21  ▹ 
SUMMARY
Keplerian elements at epoch
58200.0 MJD
Value 1-σ variation Units
a 1.62377 0.043 au
e 0.646118 0.004794
i 2.976 0.2238 deg
Ω 30.283 0.8726 deg
ω 278.17 0.5163 deg
M 89.059 7.17 deg

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Other useful info
Absolute Magnitude (H)    27.6 mag
Slope parameter (G)    0.15 mag
Perihelion 0.5746 au
Aphelion 2.6729 au
Asc. node-Earth separation -0.12937 au
Desc. node-Earth separation 0.03722 au
Earth MOID 0.00267 au
Orbital period 755.765 days
Date of orbit computation   Feb 5 13:20
Observational summary
Optical observations (Discarded) 19 (1)
Radar observations (Discarded) 0 (0)
Arc length 1 days
Unobserved 3230 days

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Ephemeris at epoch 58173 MJD
Right Ascension 60.5535 deg
Declination 23.7323 deg
V Magnitude 31.58 mag
Solar Elongation -88.14 deg
Galactic Latitude -21.4 deg
Rate 0.354 deg/day
Direction 81.253 deg

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