NEODyS-2

Near Earth Objects - Dynamic Site
NEODyS ∴ Objects ∴ 2011HF ∴ Summary
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(420210) 2011HF  ▹ 
SUMMARY
Keplerian elements at epoch
57800.0 MJD
Value 1-σ variation Units
a 1.28381 2.003e-08 au
e 0.23485 5.543e-08
i 10.622 8.367e-06 deg
Ω 204.915 2.292e-05 deg
ω 149.625 2.64e-05 deg
M 229.375 1.338e-05 deg

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Other useful info
Absolute Magnitude (H)    20.4 mag
Slope parameter (G)    0.15 mag
Perihelion 0.9823 au
Aphelion 1.5853 au
Asc. node-Earth separation 0.51798 au
Desc. node-Earth separation 0.01333 au
Earth MOID 0.01138 au
Orbital period 531.314 days
Date of orbit computation   May 15 20:10
Observational summary
Optical observations (Discarded) 170 (3)
Radar observations (Discarded) 0 (0)
Arc length 1368 days
Unobserved 858 days

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Ephemeris at epoch 57899 MJD
Right Ascension 312.748 deg
Declination 8.47727 deg
V Magnitude 21.1 mag
Solar Elongation 105.23 deg
Galactic Latitude -21.8 deg
Rate 1.036 deg/day
Direction 48.579 deg

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