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Geomagnetic storm on 4 Feb 1983 (G4)
Max Kp8-G4
Ap59No. 9 in 1983
Consecutive G1+ days5
Ap rank636since 1932
Kp by 3-hour slot (UTC)
2o
2o
2o
2o
2o
8-
8-
6o
The days around it
| Date | Max Kp | Ap | Level |
|---|---|---|---|
| 1 Feb 1983 | 3o | 11 | – |
| 2 Feb 1983 | 3- | 5 | – |
| 3 Feb 1983 | 3- | 7 | – |
| 4 Feb 1983 | 8- | 59 | G4 |
| 5 Feb 1983 | 8o | 143 | G4 |
| 6 Feb 1983 | 6+ | 47 | G2 |
| 7 Feb 1983 | 6o | 43 | G2 |
Highest-Ap days of 1983
143
86
78
77
70
64
62
61
59
59
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 59: No. 636 of 34,615 days since 1932 by Ap.