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Geomagnetic storm on 28 Mar 1959 (G3)
Max Kp7+G3
Ap87No. 10 in 1959
Consecutive G1+ days7
Ap rank239since 1932
Kp by 3-hour slot (UTC)
3+
5+
4+
5+
6+
7o
7+
7+
The days around it
| Date | Max Kp | Ap | Level |
|---|---|---|---|
| 25 Mar 1959 | 5+ | 31 | G1 |
| 26 Mar 1959 | 8o | 81 | G4 |
| 27 Mar 1959 | 8+ | 178 | G4 |
| 28 Mar 1959 | 7+ | 87 | G3 |
| 29 Mar 1959 | 7- | 73 | G3 |
| 30 Mar 1959 | 5o | 20 | G1 |
| 31 Mar 1959 | 5o | 19 | G1 |
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 87: No. 239 of 34,615 days since 1932 by Ap.