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AstDyS ∴ Objects ∴ Amalthea ∴ Summary
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(113) Amalthea  ▹ 
SUMMARY
Keplerian elements at epoch
58400.0 MJD
Value 1-σ variation Units
a 2.37583 3.726e-09 au
e 0.086979 2.794e-08
i 5.043 3.284e-06 deg
Ω 123.452 3.859e-05 deg
ω 78.773 4.256e-05 deg
M 82.108 1.818e-05 deg

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Other useful info
Absolute Magnitude (H)    8.7 mag
Slope parameter (G)    0.35 mag
Perihelion 2.1692 au
Aphelion 2.5825 au
Asc. node-Earth separation 1.3332 au
Desc. node-Earth separation 1.38211 au
Earth MOID 1.17127 au
Orbital period 1337.59 days
Date of orbit computation  Oct 31 04:54
Observational summary
Optical observations (Discarded) 2750 (124)
Radar observations (Discarded) 0 (0)
Arc length 53904.3 days
Unobserved 59 days

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Ephemeris at epoch 58463 MJD
Right Ascension 298.586 deg
Declination -21.3582 deg
V Magnitude 13.69 mag
Solar Elongation -37.84 deg
Galactic Latitude -23 deg
Rate 0.451 deg/day
Direction 81.081 deg

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