=======================================
Kakioka K-index on 13
=======================================
 UT    K    Comments
00-02: 1    0: calm
03-05: 2    4: solar flare effect
06-08: 0    0: calm
09-11: 0    0: calm
12-14: 4    3: irregular disturbance
15-17: 3    3: irregular disturbance
18-20: 1    0: calm
21-23: 1    0: calm
=======================================
K-sum: 12
K-max: 4
=======================================
MAGNE KA131 20043 11040 03300
REMARKS SOLAR FLARE EFFECT OCCURRED AT 0418