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Geomagnetic activity in January 1966
Mean Ap7.3No. 985 of 1138
G1+ days3
G3+ days0
Max Ap2722 Jan 1966
Daily Ap
Daily max Kp
| Date | Max Kp | Ap | Level |
|---|---|---|---|
| 4 Jan 1966 | 5- | 11 | G1 |
| 21 Jan 1966 | 5o | 23 | G1 |
| 22 Jan 1966 | 5+ | 27 | G1 |
Same month a year earlier
| Month | Mean Ap | G1+ | G3+ |
|---|---|---|---|
| January 1965 | 6.2 | 1 | 0 |
| January 1966 | 7.3 | 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.
← December 1965February 1966 →
About this page
Mean Ap 7.3 in January 1966, No. 985 of 1138 months since 1932; 3 days reached G1 or higher.