词条 | Data for Pluto's moon Charon |
释义 | Data for Pluto's moon Charon Table Data for Pluto's moon Charon mean distance from centre of Pluto (orbital radius) 19,640 km orbital period (sidereal period) 6.3873 Earth days eccentricity of orbit close to zero rotation period same as orbital period (synchronous) inclination of orbit to Pluto's equator close to zero radius 625 km mass 1.8 x 1021 kg mean density about 1.7 g/cm3 See as table: |
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