Dynamics of Artificial Satellites around Europa

<table>Time evolution (300 days) of the eccentricity <svg height="7.9499998" id="M112" style="vertical-align:-0.1638pt" version="1.1" viewbox="0 0 7.1624999 7.9499998" width="7.1624999" xmlns="http://www.w3.org/2000/svg" xmlns:xlink="http://www.w3.org/1999/xlink">
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</svg> and periapsis <svg height="12.175" id="M113" style="vertical-align:-3.56265pt" version="1.1" viewbox="0 0 9.8000002 12.175" width="9.8000002" xmlns="http://www.w3.org/2000/svg" xmlns:xlink="http://www.w3.org/1999/xlink">
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</svg>. Time evolution 300 days. Initial conditions: <svg height="13.1875" id="M114" style="vertical-align:-0.20474pt" version="1.1" viewbox="0 0 49.674999 13.1875" width="49.674999" xmlns="http://www.w3.org/2000/svg" xmlns:xlink="http://www.w3.org/1999/xlink">
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</svg> and <svg height="17.375" id="M115" style="vertical-align:-3.56265pt" version="1.1" viewbox="0 0 58.737499 17.375" width="58.737499" xmlns="http://www.w3.org/2000/svg" xmlns:xlink="http://www.w3.org/1999/xlink">
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<g transform="matrix(.012,-0,0,-.012,53.637,4.712)"><path d="M326 255q0 -56 -41 -96t-99 -40t-99 40t-41 96t41 96t99 40t99 -40t41 -96zM274 255q0 38 -25.5 65t-62.5 27t-62.5 -27t-25.5 -65t25.5 -65t62.5 -27t62.5 27t25.5 65z" id="x2218"></path></g>
</svg>.</table>

Mathematical Problems in Engineering

Dynamics of Artificial Satellites around Europa

Figure 5