Observing mesospheric turbulence with specular meteor radars: A novel method for estimating second order statistics of wind velocity

J. Vierinen would like to thank the Tromso Science Foundation for supporting this work. This work was partially supported by the Deutsche Forschungsgemeinschaft (DFG, German Research Foundation) under SPP 1788 (CoSIP)‐CH1482/3‐1, and by the WATILA Project (SAW‐2015‐IAP‐1). The authors gratefully acknowledge the support of the international team by the International Space Science Institute (Bern, Switzerland) and discussions within the ISSI Team 410. Some hardware, software, and analysis work at MIT Haystack Observatory was supported by NSF Major Research Infrastructure Grant AGS‐1626041. We also thank Rudiger Lange (Salzwedel), Fred and Claudia Bauske (Mechelsdorf), Frank Schutz (Gulderup), Dieter Keuer (Breege), and the IAP personnel T. Barth, F. Conte, N. Gudadze, R. Latteck, N. Pfeffer, and J. Trautner for supporting the operations of the MIMO‐CW links, and F. J. Lubken for useful comments during early drafts of this work.