NEODyS-2

Near Earth Objects - Dynamic Site
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2017HW  ▹ 
SUMMARY
Keplerian elements at epoch
58200.0 MJD
Value 1-σ variation Units
a 2.61429 0.01147 au
e 0.608137 0.001699
i 9.727 0.01796 deg
Ω 31.301 0.001564 deg
ω 170.342 0.002356 deg
M 80.276 0.5294 deg

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Other useful info
Absolute Magnitude (H)    27.3 mag
Slope parameter (G)    0.15 mag
Perihelion 1.0244 au
Aphelion 4.2041 au
Asc. node-Earth separation 3.11851 au
Desc. node-Earth separation 0.02509 au
Earth MOID 0.02432 au
Orbital period 1543.93 days
Date of orbit computation   Mar 13 15:00
Observational summary
Optical observations (Discarded) 23 (1)
Radar observations (Discarded) 0 (0)
Arc length 4 days
Unobserved 520 days

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Ephemeris at epoch 58385 MJD
Right Ascension 6.81794 deg
Declination -3.69793 deg
V Magnitude 32.81 mag
Solar Elongation 172.63 deg
Galactic Latitude -65.87 deg
Rate 0.229 deg/day
Direction -109.312 deg

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