NEODyS-2

Near Earth Objects - Dynamic Site
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2018GR4  ▹ 
SUMMARY

This object is currently included in the Risk list

Keplerian elements
(Epoch 58800.0 MJD)
Value 1-σ variation Units
a 0.936003 2.746e-05 au
e 0.111164 4.871e-05
i 1.004 0.0004733 deg
Ω 167.6 0.002382 deg
ω 232.888 0.00485 deg
M 67.923 0.02877 deg

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Other useful info
Absolute Magnitude (H)    27.1 mag
Slope parameter (G)    0.15 mag
Perihelion distance 0.832 au
Aphelion distance 1.0401 au
Asc. node-Earth separation -0.00062 au
Desc. node-Earth separation -0.14001 au
Earth MOID 0.00013 au
Orbital period 330.761 days
Date of orbit computation   Nov 8 14:14
Observational summary
Optical observations (Discarded) 66 (2)
Radar observations (Discarded) 0 (0)
Arc length 28 days
Unobserved 561 days

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Ephemeris
(Epoch 58809 MJD)
Right Ascension 186.788 deg
Declination -3.46896 deg
V Magnitude 29.22 mag
Solar Elongation 51.5 deg
Galactic Latitude 58.85 deg
Rate 0.961 deg/day
Direction 112.505 deg

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