This view from SOHO/EIT in the 195 angstrom band, shows the multitude of solar flares released in the Fall of 2003 as a group of active regions rotated back into view. This movie is synchronized to play with animation IDs 2960 and 2961. For more information on how X-ray solar flares are classified (B, C, M, X), visit SpaceWeather.com.
GCMD keywords can be found on the Internet with the following citation:
Olsen, L.M., G. Major, K. Shein, J. Scialdone, S. Ritz, T. Stevens, M. Morahan, A. Aleman, R. Vogel, S. Leicester, H. Weir, M. Meaux, S. Grebas, C.Solomon, M. Holland, T. Northcutt, R. A. Restrepo, R. Bilodeau, 2013. NASA/Global Change Master Directory (GCMD) Earth Science Keywords. Version 18.104.22.168.0