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Geomagnetic activity in February 1953
Mean Ap15.0No. 356 of 1138
G1+ days9
G3+ days0
Max Ap5524 Feb 1953
Daily Ap
Daily max Kp
| Date | Max Kp | Ap | Level |
|---|---|---|---|
| 10 Feb 1953 | 5- | 13 | G1 |
| 16 Feb 1953 | 5- | 16 | G1 |
| 22 Feb 1953 | 6o | 25 | G2 |
| 23 Feb 1953 | 5+ | 41 | G1 |
| 24 Feb 1953 | 6o | 55 | G2 |
| 25 Feb 1953 | 6- | 42 | G2 |
| 26 Feb 1953 | 5+ | 44 | G1 |
| 27 Feb 1953 | 5o | 28 | G1 |
| 28 Feb 1953 | 6o | 22 | G2 |
Same month a year earlier
| Month | Mean Ap | G1+ | G3+ |
|---|---|---|---|
| February 1952 | 26.0 | 17 | 2 |
| February 1953 | 15.0 | 9 | 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 15.0 in February 1953, No. 356 of 1138 months since 1932; 9 days reached G1 or higher.