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Geomagnetic activity in May 1953
Mean Ap15.9No. 302 of 1138
G1+ days9
G3+ days3
Max Ap8516 May 1953
Daily Ap
Daily max Kp
| Date | Max Kp | Ap | Level |
|---|---|---|---|
| 6 May 1953 | 6- | 36 | G2 |
| 7 May 1953 | 5- | 25 | G1 |
| 8 May 1953 | 5o | 28 | G1 |
| 15 May 1953 | 8- | 55 | G4 |
| 16 May 1953 | 7+ | 85 | G3 |
| 17 May 1953 | 7- | 28 | G3 |
| 19 May 1953 | 5o | 26 | G1 |
| 22 May 1953 | 5- | 15 | G1 |
| 27 May 1953 | 5+ | 24 | G1 |
Same month a year earlier
| Month | Mean Ap | G1+ | G3+ |
|---|---|---|---|
| May 1952 | 26.9 | 17 | 5 |
| May 1953 | 15.9 | 9 | 3 |
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
Mean Ap 15.9 in May 1953, No. 302 of 1138 months since 1932; 9 days reached G1 or higher.