Event 1998/06/11

                First appearance in C2:                  10:28 UT
                Average velocity in C2/C3:           830.1 km/s
                Average acceleration in C2/C3:  -4.9 m/s/s
                Position angle in C2:                       123 degre
                Angular width in C2:                      177 degree
                First appearance in C1:                  09:01 UT
                 Magnitude:                                         M1.4
                 Onset Time:                                       09:57 UT
                 Peak Time:                                         10:27 UT
                 CME final speed:                               830.1 km/s
                 Flare rise time:                                  30.0 min
                 CME acceleration in rise phase:    461.2 m/s/s
        Source Region:
                  N18E95, NOAA 8243 (from extrapolation of the active region positions)
                  details see Zhang et al (2001, ApJ), Zhang et al (2003, ApJ)

CME Height-Time measurement data (09/01/06

CME measurement timing versus flare

CME Height-Time, flare plot

CME Velocity-Time, flare plot

Sample Images