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Geomagnetic activity in July 1953
Mean Ap15.5No. 328 of 1138
G1+ days8
G3+ days0
Max Ap4427 Jul 1953
Daily Ap
Daily max Kp
| Date | Max Kp | Ap | Level |
|---|---|---|---|
| 1 Jul 1953 | 6- | 28 | G2 |
| 2 Jul 1953 | 5- | 29 | G1 |
| 6 Jul 1953 | 5- | 11 | G1 |
| 12 Jul 1953 | 5- | 12 | G1 |
| 23 Jul 1953 | 6- | 43 | G2 |
| 27 Jul 1953 | 6o | 44 | G2 |
| 28 Jul 1953 | 5o | 26 | G1 |
| 29 Jul 1953 | 5- | 31 | G1 |
Same month a year earlier
| Month | Mean Ap | G1+ | G3+ |
|---|---|---|---|
| July 1952 | 14.8 | 7 | 0 |
| July 1953 | 15.5 | 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 15.5 in July 1953, No. 328 of 1138 months since 1932; 8 days reached G1 or higher.