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Geomagnetic storm on 14 May 1973 (G4)
Max Kp8-G4
Ap80No. 5 in 1973
Consecutive G1+ days6
Ap rank304since 1932
Kp by 3-hour slot (UTC)
8-
7-
6o
5+
6-
4+
6o
5-
The days around it
| Date | Max Kp | Ap | Level |
|---|---|---|---|
| 11 May 1973 | 3- | 6 | – |
| 12 May 1973 | 3o | 7 | – |
| 13 May 1973 | 5+ | 20 | G1 |
| 14 May 1973 | 8- | 80 | G4 |
| 15 May 1973 | 5+ | 37 | G1 |
| 16 May 1973 | 6o | 33 | G2 |
| 17 May 1973 | 5- | 26 | G1 |
Highest-Ap days of 1973
91
86
82
80
80
63
60
59
58
57
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 80: No. 304 of 34,615 days since 1932 by Ap.