Fig. 1From: On the genesis of multi-peak vertical structure of quasi-two-day waves in the mesosphere–lower thermospherea Mean latitude–altitude cross section of QTDW-W3 in austral summer during the period from 2002–03 to 2021–22. b Mean vertical structure of QTDW-W3 over the latitude band between 50° and 20° S in austral summer during the same periodBack to article page