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Kakioka K-index on 15
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 UT    K    Comments
00-02: 1    0: calm
03-05: 2    2: oscillation
06-08: 3    3: irregular disturbance
09-11: 1    0: calm
12-14: 1    0: calm
15-17: 2    2: oscillation
18-20: 2    2: oscillation
21-23: 2    4: solar flare effect
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K-sum: 14
K-max: 3
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MAGNE KA151 23112 22023 00224
REMARKS SOLAR FLARE EFFECT OCCURRED AT 2245