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Geomagnetic activity in January 1956
Mean Ap17.8No. 212 of 1138
G1+ days13
G3+ days0
Max Ap4211 Jan 1956
Daily Ap
Daily max Kp
| Date | Max Kp | Ap | Level |
|---|---|---|---|
| 1 Jan 1956 | 5- | 20 | G1 |
| 4 Jan 1956 | 5o | 17 | G1 |
| 10 Jan 1956 | 5+ | 26 | G1 |
| 11 Jan 1956 | 6o | 42 | G2 |
| 12 Jan 1956 | 6- | 21 | G2 |
| 18 Jan 1956 | 6- | 40 | G2 |
| 19 Jan 1956 | 6- | 32 | G2 |
| 22 Jan 1956 | 6- | 29 | G2 |
| 23 Jan 1956 | 5o | 16 | G1 |
| 24 Jan 1956 | 6- | 38 | G2 |
| 25 Jan 1956 | 6- | 18 | G2 |
| 27 Jan 1956 | 6o | 27 | G2 |
| 28 Jan 1956 | 6+ | 37 | G2 |
Same month a year earlier
| Month | Mean Ap | G1+ | G3+ |
|---|---|---|---|
| January 1955 | 12.1 | 6 | 2 |
| January 1956 | 17.8 | 13 | 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.
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Mean Ap 17.8 in January 1956, No. 212 of 1138 months since 1932; 13 days reached G1 or higher.