NEODyS-2

Near Earth Objects - Dynamic Site
NEODyS ∴ Objects ∴ 2011HF ∴ Summary
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(420210) 2011HF  ▹ 
SUMMARY
Keplerian elements at epoch
58200.0 MJD
Value 1-σ variation Units
a 1.28351 6.415e-09 au
e 0.234792 2.895e-08
i 10.623 3.887e-06 deg
Ω 204.906 1.292e-05 deg
ω 149.639 1.483e-05 deg
M 140.455 7.137e-06 deg

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Other useful info
Absolute Magnitude (H)    20.4 mag
Slope parameter (G)    0.15 mag
Perihelion 0.9822 au
Aphelion 1.5849 au
Asc. node-Earth separation 0.51777 au
Desc. node-Earth separation 0.01144 au
Earth MOID 0.00976 au
Orbital period 531.127 days
Date of orbit computation   Feb 5 17:25
Observational summary
Optical observations (Discarded) 189 (9)
Radar observations (Discarded) 0 (0)
Arc length 2436 days
Unobserved 60 days

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Ephemeris at epoch 58169 MJD
Right Ascension 103.768 deg
Declination -1.15283 deg
V Magnitude 21.63 mag
Solar Elongation -129.47 deg
Galactic Latitude 0.28 deg
Rate 0.332 deg/day
Direction 8.132 deg

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