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AstDyS ∴ Objects ∴ 2007EW221 ∴ Summary
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(450728) 2007EW221  ▹ 
SUMMARY
Keplerian elements at epoch
60400.0 MJD
Value 1-σ variation Units
a 3.10903 4.184e-08 au
e 0.105564 8.256e-08
i 10.97 8.662e-06 deg
Ω 8.408 3.174e-05 deg
ω 348.883 4.619e-05 deg
M 224.402 2.977e-05 deg

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Other useful info
Absolute Magnitude (H)    15.9 mag
Slope parameter (G)    0.15 mag
Perihelion 2.7808 au
Aphelion 3.4372 au
Asc. node-Earth separation 1.78541 au
Desc. node-Earth separation 2.43129 au
Earth MOID 1.77813 au
Orbital period 2002.33 days
Date of orbit computation  apr 23 21:26
Observational summary
Optical observations (Discarded) 280 (2)
Radar observations (Discarded) 0 (0)
Arc length 8013.52 days
Unobserved days

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Ephemeris at epoch MJD
Right Ascension deg
Declination deg
V Magnitude mag
Solar Elongation deg
Galactic Latitude deg
Rate deg/day
Direction deg

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