From Twitter https://twitter.com/drsekula:

RT @NASASunEarth: The sun emitted 3 mid-level flares overnight July 22-23. Here's the strongest, classed M7.6: http://www.nasa.gov/feature/goddard/2016/sdo-sees-trio-of-mid-level-flares/ https://twitter.com/NASASunEarth/status/757579389852934144/photo/1 https://chirp.cooleysekula.net/attachment/13353