Amalthea

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Amalthea
Amalthea is the third moon of Jupiter in order of distance from the planet. It was discovered on 9 September 1892, by Edward Emerson Barnard and named after Amalthea, a nymph in Greek mythology. It is also known as Jupiter V. Amalthea is in a close orbit around Jupiter and is within the outer edge of the Amalthea Gossamer Ring, which is formed from dust ejected from its surface. Amalthea (moon) - Wikipedia, the free encyclopedia
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Short Description Amalthea is the third moon of Jupiter in order of distance from the planet. It was discovered on 9 September 1892, by Edward Emerson Barnard and named after Amalthea, a nymph in Greek mythology. It is also known as Jupiter V. Amalthea is in a close orbit around Jupiter and is within the outer edge of the Amalthea Gossamer Ring, which is formed from dust ejected from its surface. Amalthea (moon) - Wikipedia, the free encyclopedia
Discovered by Edward Emerson Barnard
Discovery date 9 September 1892
Type Moon
AddInfo Jupiter V
Satellite of Jupiter
Orbit Prograde
Rotation Synchronous
Apoapsis 06 182 840 km
Periapsis 06 181 150 km
Semi-major axis 06 181 365.84 ± 0.02 km
Distance from Sun 01 5.202 60 au /03
Eccentricity 0.003 19 ± 0.000 04
Orbital period 0.498 179 43 ± 0.000 000 07 day | 11 hour, 57 min, 23 s
Orbital speed 02 26.57 km/s
Inclination to the equator 000.374°
Diameter/Size 03 167.0 ± 4.0 km
Dimensions 250 × 146 × 128 km
Mass 1018×2.08 ± 0.15 kg
Density  0.857 ± 0.099 g/cm3
Surface gravity  0.020 m/s2
Escape velocity 02 58 m/s
Rotation period 0.498 179 43 ± 0.000 000 07 day
Axial tilt
Albedo Bond 0.032 ± 0.003
Albedo geometric 0.090 ± 0.005
Temperature mean 02 120 K
Temperature max 02 165 K
Apparent magnitude 14.1
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