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Geomagnetic activity in August 2002
Mean Ap13.6No. 456 of 1138
G1+ days10
G3+ days0
Max Ap422 Aug 2002
Daily Ap
Daily max Kp
| Date | Max Kp | Ap | Level |
|---|---|---|---|
| 1 Aug 2002 | 5+ | 25 | G1 |
| 2 Aug 2002 | 6o | 42 | G2 |
| 3 Aug 2002 | 5- | 14 | G1 |
| 10 Aug 2002 | 5- | 15 | G1 |
| 15 Aug 2002 | 5+ | 22 | G1 |
| 18 Aug 2002 | 5+ | 21 | G1 |
| 19 Aug 2002 | 5o | 30 | G1 |
| 20 Aug 2002 | 6+ | 30 | G2 |
| 21 Aug 2002 | 5+ | 32 | G1 |
| 26 Aug 2002 | 5- | 16 | G1 |
Same month a year earlier
| Month | Mean Ap | G1+ | G3+ |
|---|---|---|---|
| August 2001 | 10.9 | 4 | 1 |
| August 2002 | 13.6 | 10 | 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 13.6 in August 2002, No. 456 of 1138 months since 1932; 10 days reached G1 or higher.