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(320733) 2008ER21  ▹ 
SUMMARY
Keplerian elements at epoch
60400.0 MJD
Value 1-σ variation Units
a 2.55996 1.73e-08 au
e 0.071552 7.675e-08
i 15.511 8.876e-06 deg
Ω 6.33 1.736e-05 deg
ω 129.557 7.316e-05 deg
M 16.075 6.666e-05 deg

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Other useful info
Absolute Magnitude (H)    16.7 mag
Slope parameter (G)    0.15 mag
Perihelion 2.3768 au
Aphelion 2.7431 au
Asc. node-Earth separation 1.66744 au
Desc. node-Earth separation 1.43811 au
Earth MOID 1.41184 au
Orbital period 1496.06 days
Date of orbit computation  feb 22 02:58
Observational summary
Optical observations (Discarded) 333 (4)
Radar observations (Discarded) 0 (0)
Arc length 7666.42 days
Unobserved 84 days

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Ephemeris at epoch 60419 MJD
Right Ascension 142.064 deg
Declination 24.1209 deg
V Magnitude 21.06 mag
Solar Elongation -107.43 deg
Galactic Latitude 44.41 deg
Rate 0.205 deg/day
Direction 150.733 deg

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