Spin-Stabilized Spacecrafts: Analytical Attitude Propagation Using Magnetic Torques

Figure 1

Orientation of the spin axis (𝑠̂): equatorial system (𝐼,𝐽,𝐾), satellite body frame reference system (𝑖,̂𝑗,̂𝑘̂), right ascension (𝛼), and declination (𝛿) of the spin axis.