NEODyS-2

Near Earth Objects - Dynamic Site
NEODyS ∴ Objects ∴ 2011HF ∴ Summary
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(420210) 2011HF  ▹ 
SUMMARY
Keplerian elements at epoch
58400.0 MJD
Value 1-σ variation Units
a 1.28358 1.064e-08 au
e 0.234692 4.915e-08
i 10.622 6.787e-06 deg
Ω 204.906 2.175e-05 deg
ω 149.634 2.453e-05 deg
M 276.013 1.263e-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 1.5848 au
Asc. node-Earth separation 0.51582 au
Desc. node-Earth separation 0.01232 au
Earth MOID 0.01052 au
Orbital period 531.168 days
Date of orbit computation   Oct 1 22:00
Observational summary
Optical observations (Discarded) 189 (3)
Radar observations (Discarded) 0 (0)
Arc length 2436 days
Unobserved 330 days

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Ephemeris at epoch 58439 MJD
Right Ascension 253.352 deg
Declination -16.9627 deg
V Magnitude 23.27 mag
Solar Elongation -20.43 deg
Galactic Latitude 16.63 deg
Rate 0.855 deg/day
Direction 95.029 deg

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