[2020] Sky&Telescope News Site, 1 July 2020; https://skyandtelescope.org/astronomy-news/venus-passes-in-front-of-the-solar-corona-video/
A.G. de Wijn and G.P. Können

We recorded the passing of Venus over the solar corona during its very narrow inferior conjunction of 3 June 2020. The instrument used was the K-Cor coronagraph situated at Mauna Loa Observatory (Hawaii). silhouette of Venus. The movement of the silhouette of Venus across the corona is shown in two time-lapse movies and four stills. 

(https://skyandtelescope.org/astronomy-news/venus-passes-in-front-of-the-solar-corona-video/)