Difference between revisions of "Duna"
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*[http://en.wikipedia.org/wiki/Radius Equatorial Radius]: ... km | *[http://en.wikipedia.org/wiki/Radius Equatorial Radius]: ... km | ||
| − | *[http://en.wikipedia.org/wiki/Mass Mass]: ... | + | *[http://en.wikipedia.org/wiki/Mass Mass]: 4.46e21kg to three significant figures. This figure was gained by a measure of speed and radius of a circular orbit at 46 million meters. |
*[http://en.wikipedia.org/wiki/Density Density]: ... g/cm³ | *[http://en.wikipedia.org/wiki/Density Density]: ... g/cm³ | ||
Revision as of 01:11, 20 September 2012
Duna is the fourth planet of the Kerbolar star system.
Contents
Characteristics
- Equatorial Radius: ... km
- Mass: 4.46e21kg to three significant figures. This figure was gained by a measure of speed and radius of a circular orbit at 46 million meters.
- Density: ... g/cm³
- Surface Gravity: ... m/s²
- Gravitational parameter: ... km³/s²
- Escape velocity from surface: ... m/s
- Sidereal Rotation Period: ... hours; Rotation: ... degrees per hour, or ... m/s at the equator
- Solar Day: ... hours, or ... hours, ... seconds.
- Synchronous Orbit altitude: ... km; Stationary Orbit velocity: ... m/s
Orbital Characteristics
- Semi-Major Axis: ... m or ... Astronomical Units (A.U.)
- Velocity: ... m/s
- Argument of Periapsis: ...°
- Mean Anomaly at Epoch UT = ...
- Orbital Period: ... hours, or ... Earth days
- Sphere of influence: 47,921 km
Topography
Atmosphere
Natural Satellites
Duna's only natural satellite is the moon Ike.
