Open Access
Table A.1.
Key figures of the setup of the sonAIR projects for GVA2017, GVA2019, ZRH2017 and ZRH2019.
| Aspect | GVA2017 | GVA2019 | ZRH2017 | ZRH2019 |
|---|---|---|---|---|
| Calculation area (km2) | 3078 | 3078 | 7812 | 7812 |
| Resolution of digital terrain/ground cover (m) | 25 | 25 | 25 | 25 |
| Number of calculation tiles | 210 | 210 | 240 | 240 |
| Tile dimensions (km) | 4 × 4 | 4 × 4 | 6 × 6 | 6 × 6 |
| Number of receiver points | 136 800 | 136 800 | 347 200 | 347 200 |
| Number of flight trajectories | 43 037 | 44 138 | 54 153 | 49 971 |
| Number of movements during the day (06–22 h) | 160 450 | 157 772 | 240 652 | 245 824 |
| Number of movements during the night (22–23 h) | 7247 | 6738 | 9761 | 10 306 |
| Number of movements during the night (23–05 h) | 2950 | 3134 | 2624 | 2565 |
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