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Geomagnetic storm on 29 Jun 1958 (G4)
Max Kp8oG4
Ap103No. 4 in 1958
Consecutive G1+ days2
Ap rank151since 1932
Kp by 3-hour slot (UTC)
7o
8o
7-
5+
8-
6+
4+
3-
The days around it
| Date | Max Kp | Ap | Level |
|---|---|---|---|
| 26 Jun 1958 | 2+ | 8 | – |
| 27 Jun 1958 | 3o | 8 | – |
| 28 Jun 1958 | 8- | 55 | G4 |
| 29 Jun 1958 | 8o | 103 | G4 |
| 30 Jun 1958 | 3o | 9 | – |
| 1 Jul 1958 | 5o | 17 | G1 |
| 2 Jul 1958 | 2+ | 6 | – |
Highest-Ap days of 1958
200
199
131
103
89
85
82
82
77
75
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 8o, Ap 103: No. 151 of 34,615 days since 1932 by Ap.