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Geomagnetic activity in March 1970
Mean Ap17.5No. 230 of 1138
G1+ days8
G3+ days1
Max Ap1498 Mar 1970
Daily Ap
Daily max Kp
| Date | Max Kp | Ap | Level |
|---|---|---|---|
| 1 Mar 1970 | 5- | 22 | G1 |
| 6 Mar 1970 | 6- | 25 | G2 |
| 7 Mar 1970 | 6- | 42 | G2 |
| 8 Mar 1970 | 9o | 149 | G5 |
| 9 Mar 1970 | 6+ | 47 | G2 |
| 27 Mar 1970 | 5- | 16 | G1 |
| 28 Mar 1970 | 5- | 21 | G1 |
| 31 Mar 1970 | 6+ | 51 | G2 |
Same month a year earlier
| Month | Mean Ap | G1+ | G3+ |
|---|---|---|---|
| March 1969 | 17.0 | 10 | 2 |
| March 1970 | 17.5 | 8 | 1 |
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 17.5 in March 1970, No. 230 of 1138 months since 1932; 8 days reached G1 or higher.