Finite-Time Second-Order Sliding Mode Controllers for Spacecraft Attitude Tracking

<table>Quaternion tracking errors—Controller <svg height="15.0875" id="M239" style="vertical-align:-2.3205pt" version="1.1" viewbox="0 0 20.049999 15.0875" width="20.049999" xmlns="http://www.w3.org/2000/svg" xmlns:xlink="http://www.w3.org/1999/xlink">
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</svg> in [<a href="/journals/mpe/2013/930269/#B20">20</a>].</table>

Mathematical Problems in Engineering

fig1

Figure 1

Figure 1: Finite-Time Second-Order Sliding Mode Controllers for Spacecraft Attitude Tracking 