From: Atmospheric Kelvin–Helmholtz billows captured by the MU radar, lidars and a fish-eye camera
0642–0643 LT | 0643–0644 LT | 0644–0645 LT | 0645–0646 LT | 0646–0647 LT | |
---|---|---|---|---|---|
Phase velocity V along zonal axis (ms−1) | 18.5 | 19.3 | 19.4 | 19.0 | 22.7 |
Phase velocity V′ along propagation direction (ms−1) | 17.0 | 17.7 | 17.8 | 17.4 | 20.9 |