Aurora & Space WeatherHome › Geomagnetic history › 1963
Geomagnetic activity in May 1963
Mean Ap11.0No. 664 of 1138
G1+ days3
G3+ days0
Max Ap351 May 1963
Daily Ap
Daily max Kp
| Date | Max Kp | Ap | Level |
|---|---|---|---|
| 1 May 1963 | 6o | 35 | G2 |
| 13 May 1963 | 5o | 22 | G1 |
| 29 May 1963 | 6- | 21 | G2 |
Same month a year earlier
| Month | Mean Ap | G1+ | G3+ |
|---|---|---|---|
| May 1962 | 7.2 | 2 | 0 |
| May 1963 | 11.0 | 3 | 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 11.0 in May 1963, No. 664 of 1138 months since 1932; 3 days reached G1 or higher.