A fairly impressive upper M-class flare occurred today (May 3, 2013) .. occurring on the Eastern Limb of the sun, not directly facing earth.
Still, a fairly cool shot of the event seen on the SDO via helioviewer.
http://www.helioviewer.org
M-Class :
http://www.swpc.noaa.gov/rt_plots/Xra...
Not Earth directed :
http://iswa.gsfc.nasa.gov/IswaSystemW...
