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Geomagnetic storm on 18 Apr 1965 (G4)
Max Kp8-G4
Ap68No. 2 in 1965
Consecutive G1+ days1
Ap rank445since 1932
Kp by 3-hour slot (UTC)
4o
7o
8-
6+
5+
4+
3+
2+
The days around it
| Date | Max Kp | Ap | Level |
|---|---|---|---|
| 15 Apr 1965 | 2o | 4 | – |
| 16 Apr 1965 | 2- | 4 | – |
| 17 Apr 1965 | 4+ | 11 | – |
| 18 Apr 1965 | 8- | 68 | G4 |
| 19 Apr 1965 | 4- | 14 | – |
| 20 Apr 1965 | 4- | 10 | – |
| 21 Apr 1965 | 1+ | 3 | – |
Highest-Ap days of 1965
73
68
35
34
31
27
27
26
26
25
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 8-, Ap 68: No. 445 of 34,615 days since 1932 by Ap.