NEODyS-2

Near Earth Objects - Dynamic Site
NEODyS ∴ Objects ∴ 2008ER ∴ Summary
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2008ER  ▹ 
SUMMARY
Keplerian elements at epoch
58000.0 MJD
Value 1-σ variation Units
a 1.21545 9.133e-09 au
e 0.256839 1.008e-07
i 9.407 2.002e-05 deg
Ω 144.613 4.958e-05 deg
ω 167.15 5.259e-05 deg
M 269.957 4.16e-05 deg

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Other useful info
Absolute Magnitude (H)    21.2 mag
Slope parameter (G)    0.15 mag
Perihelion 0.9033 au
Aphelion 1.5276 au
Asc. node-Earth separation 0.52865 au
Desc. node-Earth separation -0.10441 au
Earth MOID 0.09155 au
Orbital period 489.443 days
Date of orbit computation   Oct 9 18:45
Observational summary
Optical observations (Discarded) 44 (2)
Radar observations (Discarded) 0 (0)
Arc length 2898 days
Unobserved 621 days

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Ephemeris at epoch 58046 MJD
Right Ascension 216.545 deg
Declination -9.2057 deg
V Magnitude 23.69 mag
Solar Elongation -11.79 deg
Galactic Latitude 47.02 deg
Rate 0.905 deg/day
Direction 108.659 deg

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