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Geomagnetic storm on 23 Apr 1959 (G3)
Max Kp7-G3
Ap40No. 38 in 1959
Consecutive G1+ days2
Ap rank1,576since 1932
Kp by 3-hour slot (UTC)
0o
0+
0+
4o
5-
5o
7-
6+
The days around it
| Date | Max Kp | Ap | Level |
|---|---|---|---|
| 20 Apr 1959 | 2o | 5 | – |
| 21 Apr 1959 | 3o | 8 | – |
| 22 Apr 1959 | 1o | 3 | – |
| 23 Apr 1959 | 7- | 40 | G3 |
| 24 Apr 1959 | 5- | 27 | G1 |
| 25 Apr 1959 | 4+ | 22 | – |
| 26 Apr 1959 | 4+ | 18 | – |
Highest-Ap days of 1959
236
178
130
119
114
110
108
103
98
87
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 40: No. 1,576 of 34,615 days since 1932 by Ap.