Event 1998/02/18
Note:
CME (C2/C3):
First appearance in
C2:
09:27 UT
Average velocity in
C2/C3: 266
km/s
Average acceleration in C2/C3: -0.7 m/s/s
Position Angle in
C2:
283 degree
Angular width in
C2:
69 degree
CME (C1):
First appearance in
C1:
08:49 UT
Flare:
Magnitude:
N/A
Onset
Time:
N/A
Peak
Time:
N/A
End
Time:
N/A
CME-Flare:
CME final
speed:
266 km/s
Flare rise
time:
N/A
CME acceleration in rise
phase: N/A
Source Region:
Behind but close to limb based on EIT
Others:
EIT: 08:20 UT, Pos. 225 above the limn, whole region expanding
GOES: no flare associated, back-side CME close to limb
CME
Height-Time
measurement data (01/06/07)
CME measurement timing versus flare
CME Height-Time, flare plot
CME Velocity-Time, flare plot
Sample Images
