Aurora & Space WeatherHome › Geomagnetic history › 1954
Geomagnetic activity in July 1954
Mean Ap7.6No. 968 of 1138
G1+ days1
G3+ days0
Max Ap1728 Jul 1954
Daily Ap
Daily max Kp
| Date | Max Kp | Ap | Level |
|---|---|---|---|
| 18 Jul 1954 | 5- | 11 | G1 |
Same month a year earlier
| Month | Mean Ap | G1+ | G3+ |
|---|---|---|---|
| July 1953 | 15.5 | 8 | 0 |
| July 1954 | 7.6 | 1 | 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 7.6 in July 1954, No. 968 of 1138 months since 1932; 1 days reached G1 or higher.