Event 1998/05/11
Note:
CME (C2/C3):
First appearance in
C2:
21:55 UT
Average velocity in
C2/C3: 830
km/s
Average acceleration in C2/C3: -4.7 m/s/s
Position Angle in
C2:
208 degree
Angular width in
C2:
>301 degree
CME (C1):
First appearance in
C1:
21:39 UT
Flare:
Magnitude:
N/A
Onset
Time:
N/A
Peak
Time:
N/A
End
Time:
N/A
CME-Flare:
CME final
speed:
828.6 km/s
Flare rise
time:
N/A min
CME acceleration in rise
phase: N/A m/s/s
Source Region:
Backside of the Sun at PA 270
Others:
An impulsive event
EIT: 21:51 UT, big Eruption from backside of the Sun at PA 270
SXT: no signature, indicating a backside CME
CME
Height-Time
measurement data (02/01/04)
CME measurement timing versus flare
CME Height-Time, flare plot
CME Velocity-Time, flare plot
Sample Images
