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AstDyS ∴ Objects ∴ Alexandra ∴ Summary
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(54) Alexandra  ▹ 
SUMMARY
Keplerian elements at epoch
58400.0 MJD
Value 1-σ variation Units
a 2.71129 7.371e-09 au
e 0.197619 3.098e-08
i 11.796 3.919e-06 deg
Ω 313.259 1.613e-05 deg
ω 344.943 1.805e-05 deg
M 334.206 1.004e-05 deg

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Other useful info
Absolute Magnitude (H)    7.8 mag
Slope parameter (G)    0.15 mag
Perihelion 2.1755 au
Aphelion 3.2471 au
Asc. node-Earth separation 1.17305 au
Desc. node-Earth separation 2.23299 au
Earth MOID 1.16114 au
Orbital period 1630.65 days
Date of orbit computation  Oct 31 04:54
Observational summary
Optical observations (Discarded) 2311 (80)
Radar observations (Discarded) 0 (0)
Arc length 56568.2 days
Unobserved 96 days

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Ephemeris at epoch 58468 MJD
Right Ascension 277.432 deg
Declination -27.5366 deg
V Magnitude 12.47 mag
Solar Elongation -13.57 deg
Galactic Latitude -7.83 deg
Rate 0.54 deg/day
Direction 82.32 deg

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