Research Article

Real-Time Hardware-in-the-Loop Tests of Star Tracker Algorithms

Table 8

DS2 test cases characteristics.

ā€‰DS2 test case 1DS2 test case 2DS2 test case 3DS2 test case 4

OrbitEquatorial
Sensor boresight orientation (at maneuver beginning, w.r.t. orbit frame)Radial (zenith)
Orbital rotation (sensor axis)(Yaw at maneuver beginning)Yaw and RollYaw and Pitch
High-rate attitude rotation (sensor axis)PitchRoll (boresight)
Attitude rate (deg/s)1515
Frame rate of simulated star fields (Hz)10
Simulated stars size (LCD display pixels) 1 star imaged as a single pixel, >1 star imaged as a pixel strip(mean/std)9.0/0.4625.3/0.22.3/0.77.5/2.7