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Geomagnetic storm on 16 May 1953 (G3)
Max Kp7+G3
Ap85No. 1 in 1953
Consecutive G1+ days3
Ap rank254since 1932
Kp by 3-hour slot (UTC)
6-
6o
5-
5+
6+
6o
7-
7+
The days around it
| Date | Max Kp | Ap | Level |
|---|---|---|---|
| 13 May 1953 | 1+ | 3 | – |
| 14 May 1953 | 2o | 4 | – |
| 15 May 1953 | 8- | 55 | G4 |
| 16 May 1953 | 7+ | 85 | G3 |
| 17 May 1953 | 7- | 28 | G3 |
| 18 May 1953 | 4- | 16 | – |
| 19 May 1953 | 5o | 26 | G1 |
Highest-Ap days of 1953
85
80
68
63
61
58
56
55
55
51
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 85: No. 254 of 34,615 days since 1932 by Ap.