Difference between revisions of "User:Urwumpe"

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OrbiterWiki administrator since december 2005
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FUCK YOU URWUMPE
 
 
'''Lord of the block list'''
 
 
 
A/S/L: 27/M/Wolfsburg, germany
 
 
 
Occupation: Student and part-time software developer for satellite navigation applications.
 
 
 
Orbiter addon developer since summer 2003.
 
 
 
N-Mail: Urwumpe(ät)Yahoo(döt)com
 
 
 
==Math formulas==
 
===Nodal regression===
 
{|
 
|-
 
|<math>P</math>
 
|Orbit parameter, <math>p=a \cdot (1- \epsilon^2)</math>
 
|-
 
|-
 
|<math>u</math>
 
|corrected true anomaly, <math>u=\omega + \varphi</math>
 
|-
 
|<math>R_E</math>
 
|mean planetary radius
 
|-
 
|<math>J_2</math>
 
|non spherical gravity term
 
|-
 
|<math>i</math>
 
|inclination
 
|-
 
|<math>\omega</math>
 
|Argument of perigee
 
|-
 
|<math>\epsilon</math>
 
|eccentricity
 
|-
 
|}
 
 
 
 
 
<math>\frac{d\Omega}{du} = -3\cdot J_{2}\cdot (\frac{R_E}{p})\cdot \sin^2{u} \cdot \cos {i} \cdot [ 1 + \epsilon \cdot \cos{u - \omega}]  </math>
 
 
 
==Current Orbiter projects==
 
* [[Ares V]] and Earth 2018 project
 
* Starstreak (suborbital spaceplane)
 
* [[Soyuz launchers|Soyuz launcher]] meshes
 
* [[SRTM]] data-to-mesh converter
 

Revision as of 21:36, 16 June 2008

FUCK YOU URWUMPE