1. velocityalongeach axis <2 m/s (1 sigma) Robustness to poor sun elevation angles 5-87 degrees lightning
2. Only100 kgof Minimisefuel consumption fuel onboard Memoryand computation Real-timeprocessingcapability Shortflight time About 1 minute Environment Atmosphere No constraints Sunelevation angles 5-87 deg
3. Figure 6. DistanceScore fordifferent dynparameterand for d0=2000m,dmax=3500m.
4. 0
5. 0 0.5 -1123468-2 10