Event 1998/05/08 UT

                First appearance in C2:                  02:28 UT
                Average velocity in C2/C3:           371 km/s
                Average acceleration in C2/C3:  -0.1 m/s/s
                Position angle in C2:                       287 degre
                Angular width in C2:                      76 degree
                First appearance in C1:                  01:36 UT
                 Magnitude:                                         M3.1
                 Onset Time:                                       01:49 UT
                 Peak Time:                                         02:04 UT
                 CME final speed:                               600.0 km/s
                 Flare rise time:                                  15.0 min
                 CME acceleration in rise phase:    666.7 m/s/s
        Source Region:
                  Source region: S16W83, NOAA 8217
                 General: impulsive event, front side close to the limb
                 EIT: large scale dimming/wave seen at 02:10 UT and after
                 EIT: barely signature at 01:58 UT
                 EIT: periodic eruption from the same active region (5-10 hr period)
                C2: CME fast acceleration followed by fast de-celeration

CME Height-Time measurement data (03/03/06)

CME measurement timing versus flare

CME Height-Time, flare plot

CME Velocity-Time, flare plot

Sample Images