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Geomagnetic activity in July 1933
Mean Ap7.5No. 972 of 1138
G1+ days4
G3+ days0
Max Ap2924 Jul 1933
Daily Ap
Daily max Kp
| Date | Max Kp | Ap | Level |
|---|---|---|---|
| 9 Jul 1933 | 5o | 18 | G1 |
| 23 Jul 1933 | 5o | 19 | G1 |
| 24 Jul 1933 | 5+ | 29 | G1 |
| 27 Jul 1933 | 5- | 13 | G1 |
Same month a year earlier
| Month | Mean Ap | G1+ | G3+ |
|---|---|---|---|
| July 1932 | 6.8 | 2 | 0 |
| July 1933 | 7.5 | 4 | 0 |
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 7.5 in July 1933, No. 972 of 1138 months since 1932; 4 days reached G1 or higher.