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(309902) 2009EF21  ▹ 
SUMMARY
Keplerian elements at epoch
60400.0 MJD
Value 1-σ variation Units
a 2.63777 1.841e-08 au
e 0.043178 6.579e-08
i 10.102 5.989e-06 deg
Ω 140.865 3.74e-05 deg
ω 78.147 8.301e-05 deg
M 145.032 7.103e-05 deg

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Other useful info
Absolute Magnitude (H)    16.5 mag
Slope parameter (G)    0.15 mag
Perihelion 2.5239 au
Aphelion 2.7517 au
Asc. node-Earth separation 1.6234 au
Desc. node-Earth separation 1.64362 au
Earth MOID 1.54116 au
Orbital period 1564.78 days
Date of orbit computation  apr 23 20:55
Observational summary
Optical observations (Discarded) 349 (1)
Radar observations (Discarded) 0 (0)
Arc length 9125.9 days
Unobserved 223 days

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Ephemeris at epoch 60426 MJD
Right Ascension 19.1246 deg
Declination 1.74915 deg
V Magnitude 22.01 mag
Solar Elongation 18.53 deg
Galactic Latitude -60.5 deg
Rate 0.413 deg/day
Direction 71.091 deg

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