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Geomagnetic storm on 16 May 1948 (G3)
Max Kp7oG3
Ap72No. 6 in 1948
Consecutive G1+ days2
Ap rank388since 1932
Kp by 3-hour slot (UTC)
7o
6+
6-
4+
5+
6o
5o
6-
The days around it
| Date | Max Kp | Ap | Level |
|---|---|---|---|
| 13 May 1948 | 5o | 17 | G1 |
| 14 May 1948 | 4- | 8 | – |
| 15 May 1948 | 6+ | 47 | G2 |
| 16 May 1948 | 7o | 72 | G3 |
| 17 May 1948 | 3o | 10 | – |
| 18 May 1948 | 3o | 10 | – |
| 19 May 1948 | 2+ | 4 | – |
Highest-Ap days of 1948
146
140
94
86
74
72
67
56
51
50
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 7o, Ap 72: No. 388 of 34,615 days since 1932 by Ap.