Planetary data for Saturn
- Planetary data for Saturn
-
Planetary data for Saturn
mean distance from Sun 1,427,000,000 km (9.5 AU)
eccentricity of orbit 0.054
inclination of orbit to ecliptic 2.5°
Saturnian year (sidereal period of revolution) 29.44 Earth years
visual magnitude at mean opposition 0.7
mean synodic period* 378.10 Earth days
mean orbital velocity 9.7 km/sec
equatorial radius** 60,268 km
polar radius** 54,364 km
mass 5.685 × 1026 kg
mean density 0.69 g/cm3
equatorial gravity** 896 cm/sec2
polar gravity** 1,214 cm/sec2
equatorial escape velocity** 35.5 km/sec
polar escape velocity** 37.4 km/sec
rotation period (
magnetic field) 10 hr 39 min 24 sec (Voyager era); about 10 hr 46 min (Cassini-Huygens mission)
inclination of equator to orbit 26.7°
magnetic field strength at equator 0.21 gauss
number of known moons at least 47
planetary ring system 3 major rings comprising myriad component ringlets; several less-dense rings
*Time required for the planet to return to the same position in the sky relative to the Sun as seen from Earth.
**Calculated for the altitude at which 1 bar of atmospheric pressure is exerted.
See as table:
* * *
Universalium.
2010.
Look at other dictionaries:
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