SDO AIA 171A 2015-02-17 - 2160p

As a test, I downloaded all the frames for one day (2015-02-17) for SDO AIA @ 171A (jsoc.stanford.edu/data/aia/ima..., then tinted them red and made a movie from all the frames.
The source images are 4096x4096 but I cropped this one to 3840x2160.
Courtesy of NASA/SDO and the AIA, EVE, and HMI science teams