Fig. 3From: On the genesis of multi-peak vertical structure of quasi-two-day waves in the mesosphere–lower thermosphereMean W3 amplitude corresponding to a M1 (100–110 km) and b M2 (80–90 km) in January from 2003 to 2022, averaged over the latitude band between 50° S and 20° S. c Mean vertical profile of W3 amplitude for the selected 8 years of strong W3 events, with horizontal bars representing standard deviations and d correlation between M1 and M2 amplitudes from all the yearsBack to article page