Difference between revisions of "Template:VT"
From Kerbal Space Program Wiki
m (Outdated, due to atmospheric physics change in 1.0) |
m (Use new mass template) |
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<includeonly>{{#expr: <!-- | <includeonly>{{#expr: <!-- | ||
--> ( <!-- | --> ( <!-- | ||
− | --> 2 * {{G}} * {{Body data|{{{planet|{{{1}}}}}} | + | --> 2 * {{G}} * {{Body data/Mass|{{{planet|{{{1}}}}}}}} <!-- |
--> / ( <!-- | --> / ( <!-- | ||
--> ({{{alt|{{{2}}}}}} + {{Body data|{{{planet|{{{1}}}}}}|radius}} <!-- | --> ({{{alt|{{{2}}}}}} + {{Body data|{{{planet|{{{1}}}}}}|radius}} <!-- |
Latest revision as of 11:41, 12 May 2018
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Usage | Produces |
---|---|
{{VT | planet = Kerbin | alt = 0}} |
100.1288989294 |
This template calculates terminal velocity of an object given the planet and the altitude from the planet's surface. It uses {{Body data}} with the properties mass, radius, pressure and scale height.
#/Name | Optional | Description | Default |
---|---|---|---|
1 or planet | No | The celestial body | |
2 or alt | No | The altitude at which the terminal velocity should be calculated. | |
3 or round | Yes | Round to the given number of decimal places. | Not set/Doesn't round |
(M is the mass of the body, r is the body's radius, p0 is pressure at 0 m altitude (“sea level”), a is the altitude above sea level and H is the scale height)
The formula assumes that the coefficient of drag (d) is 0.2 and is used from the atmosphere article.