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AstDyS ∴ Objects ∴ Amalthea ∴ Summary
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(113) Amalthea  ▹ 
SUMMARY
Keplerian elements at epoch
60400.0 MJD
Value 1-σ variation Units
a 2.37637 3.03e-09 au
e 0.085834 2.591e-08
i 5.042 2.9e-06 deg
Ω 123.328 3.446e-05 deg
ω 80.075 3.818e-05 deg
M 258.919 1.716e-05 deg

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Other useful info
Absolute Magnitude (H)    8.7 mag
Slope parameter (G)    0.35 mag
Perihelion 2.1724 au
Aphelion 2.5803 au
Asc. node-Earth separation 1.34081 au
Desc. node-Earth separation 1.37869 au
Earth MOID 1.17588 au
Orbital period 1338.04 days
Date of orbit computation  apr 23 19:45
Observational summary
Optical observations (Discarded) 4720 (60)
Radar observations (Discarded) 0 (0)
Arc length 55891.4 days
Unobserved 35 days

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Ephemeris at epoch 60427 MJD
Right Ascension 81.9892 deg
Declination 21.624 deg
V Magnitude 13.72 mag
Solar Elongation -45.68 deg
Galactic Latitude -7.28 deg
Rate 0.419 deg/day
Direction 83.822 deg

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