• Show You the World

    October 24, 2015

    Plotting a satellite orbit in 3D over a map-textured Earth, and watching the inclination change as I tweak the orbital elements.

  • Wheel Plots

    September 8, 2015

    Swapping magnetic torque rods for reaction wheels in the CubeSat attitude simulator: the control settles far faster, at the cost of wheels that slowly saturate.

  • Preliminary Plots 2

    September 2, 2015

    How the CubeSat actually reorients itself: modeling magnetic torque rods in the simulator, and plotting the required torques, extracted dipole moments, and per-rod current draw.

  • Preliminary Plots

    September 2, 2015

    The first working cut of an upgraded MATLAB attitude-dynamics simulator for a 3U CubeSat: background on Euler's rotational equations, plus the first orientation and angular-velocity plots.