Fig. 1. Part of the spacecraft component instance segmentation dataset

Fig. 2. Overall flow chart of the system

Fig. 3. Mask refinement module

Fig. 4. Hierarchical weighted quintuple loss

Fig. 5. Part of the component re-identification dataset

Fig. 6. Schematic representation of segmentation test set and tracking test set

Fig. 7. Segmentation refinement of a solar panel

Fig. 8. Segmentation refinement of a main body

Fig. 9. Training loss curves for each network

Fig. 10. Training loss curves using each loss function

Fig. 11. Component tracking results for short timings

Fig. 12. Component tracking results for long timings