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Geomagnetic storm on 2 Jun 1978 (G3)
Max Kp7+G3
Ap82No. 9 in 1978
Consecutive G1+ days4
Ap rank291since 1932
Kp by 3-hour slot (UTC)
2o
2+
4-
7o
7+
7o
7+
5o
The days around it
| Date | Max Kp | Ap | Level |
|---|---|---|---|
| 30 May 1978 | 5o | 18 | G1 |
| 31 May 1978 | 4o | 12 | – |
| 1 Jun 1978 | 4o | 9 | – |
| 2 Jun 1978 | 7+ | 82 | G3 |
| 3 Jun 1978 | 6o | 31 | G2 |
| 4 Jun 1978 | 6+ | 26 | G2 |
| 5 Jun 1978 | 6+ | 38 | G2 |
Highest-Ap days of 1978
124
109
96
94
89
88
85
83
82
80
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 82: No. 291 of 34,615 days since 1932 by Ap.