National Astronomical Observatories, Chinese Academy of Sciences, Beijing 100012;
Big Bear Solar Observatory, New Jersey Institute of Technology, Big Bear City, CA 92314, USA;
Big Bear Solar Observatory, New Jersey Institute of Technology, Big Bear City, CA 92314, USA;
Big Bear Solar Observatory, New Jersey Institute of Technology, Big Bear City, CA 92314, USA;
Big Bear Solar Observatory, New Jersey Institute of Technology, Big Bear City, CA 92314, USA;
National Astronomical Observatories, Chinese Academy of Sciences, Beijing 100012;
National Astronomical Observatories, Chinese Academy of Sciences, Beijing 100012;
Marshall Space Flight Center,SD50, Huntsville, AL 35812, USA;
Institute for Astronomy, University of Hawaii, 2680 Woodlawn Drive, Honolulu,HI 96822, USA;
Sun: activity-Sun: flares-Sun: magnetic fields-Sun: coronal mass ejections (CMEs);