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Geomagnetic storm on 6 Feb 1938 (G3)
Max Kp7-G3
Ap51No. 15 in 1938
Consecutive G1+ days6
Ap rank854since 1932
Kp by 3-hour slot (UTC)
2+
7-
6+
4o
4-
5+
5+
4+
The days around it
| Date | Max Kp | Ap | Level |
|---|---|---|---|
| 3 Feb 1938 | 4o | 16 | – |
| 4 Feb 1938 | 4- | 13 | – |
| 5 Feb 1938 | 3o | 9 | – |
| 6 Feb 1938 | 7- | 51 | G3 |
| 7 Feb 1938 | 5o | 24 | G1 |
| 8 Feb 1938 | 6+ | 36 | G2 |
| 9 Feb 1938 | 6- | 32 | G2 |
Highest-Ap days of 1938
136
128
120
107
103
100
76
67
67
62
Dates and time slots are UTC. Kp is the 3-hourly planetary geomagnetic index (0–9); Ap is the daily average disturbance. G1–G5 follow the NOAA storm scale (Kp 5- and above counted as G1). Aurora visibility also depends on weather and location. The latest values are preliminary.
About this page
Max Kp 7-, Ap 51: No. 854 of 34,615 days since 1932 by Ap.