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Geomagnetic activity in July 1943
Mean Ap14.6No. 381 of 1138
G1+ days8
G3+ days0
Max Ap475 Jul 1943
Daily Ap
Daily max Kp
| Date | Max Kp | Ap | Level |
|---|---|---|---|
| 4 Jul 1943 | 5+ | 24 | G1 |
| 5 Jul 1943 | 5+ | 47 | G1 |
| 6 Jul 1943 | 6- | 41 | G2 |
| 8 Jul 1943 | 5- | 22 | G1 |
| 9 Jul 1943 | 6- | 33 | G2 |
| 10 Jul 1943 | 5- | 22 | G1 |
| 11 Jul 1943 | 5- | 20 | G1 |
| 30 Jul 1943 | 5- | 21 | G1 |
Same month a year earlier
| Month | Mean Ap | G1+ | G3+ |
|---|---|---|---|
| July 1942 | 12.6 | 6 | 0 |
| July 1943 | 14.6 | 8 | 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 14.6 in July 1943, No. 381 of 1138 months since 1932; 8 days reached G1 or higher.