Table 2 Process time, resolution, and tile numbers that corresponding to different zoom level
Zoom level | Process time (MS) | Resolution (m) | Tile number |
|---|---|---|---|
17 | 1190 | 256.42 | 1954 |
18 | 1229 | 128.21 | 2880 |
19 | 1338 | 64.105 | 4722 |
20 | 1561 | 32.05 | 8497 |
21 | 1998 | 16.03 | 16,751 |
22 | 3408 | 8.01 | 42,562 |
23 | 15,230 | 4.00 | 178,946 |