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Geomagnetic activity in February 1935
Mean Ap9.8No. 780 of 1138
G1+ days4
G3+ days0
Max Ap2913 Feb 1935
Daily Ap
Daily max Kp
| Date | Max Kp | Ap | Level |
|---|---|---|---|
| 2 Feb 1935 | 5+ | 24 | G1 |
| 3 Feb 1935 | 5- | 13 | G1 |
| 13 Feb 1935 | 6o | 29 | G2 |
| 14 Feb 1935 | 5o | 26 | G1 |
Same month a year earlier
| Month | Mean Ap | G1+ | G3+ |
|---|---|---|---|
| February 1934 | 8.0 | 2 | 0 |
| February 1935 | 9.8 | 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 9.8 in February 1935, No. 780 of 1138 months since 1932; 4 days reached G1 or higher.