Event 1997/10/18

                First appearance in C2:                  06:40 UT
                Average velocity in C2/C3:           234.5 km/s
                Average acceleration in C2/C3:  14.6 m/s/s
                Position angle in C2:                       96 degre
                Angular width in C2:                      15 degree
                First appearance in C1:                  05:11 UT
                 Magnitude:                                         N/A
                 Onset Time:                                       N/A
                 Peak Time:                                         N/A
                 CME final speed:                               380.0 km/s
                 CME velocity rise time:                 ~180.0 min
                 CME acceleration in rise phase:   ~ 35.2 m/s/s
        Source Region:
                  Unknow, no apparent active region
                  Neither typical impulsive CME, nor typical gradual CME
                  EIT: see dimming and circular expansion started at 04:58 UT
                  C2: very faint, narrow and amorphous CME, not in CME catalog
                  CME feature only outstanding in C1 red line images, but not in normal green line images

CME Height-Time measurement data (02/03/00)

CME measurement timing versus flare

CME Height-Time, flare plot

CME Velocity-Time, flare plot

Sample Images