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Geomagnetic activity in October 2000
Mean Ap17.7No. 216 of 1138
G1+ days10
G3+ days3
Max Ap1165 Oct 2000
Daily Ap
Daily max Kp
| Date | Max Kp | Ap | Level |
|---|---|---|---|
| 3 Oct 2000 | 5+ | 30 | G1 |
| 4 Oct 2000 | 7+ | 63 | G3 |
| 5 Oct 2000 | 8- | 116 | G4 |
| 11 Oct 2000 | 5- | 15 | G1 |
| 13 Oct 2000 | 7- | 36 | G3 |
| 14 Oct 2000 | 6- | 45 | G2 |
| 22 Oct 2000 | 5- | 16 | G1 |
| 28 Oct 2000 | 5+ | 20 | G1 |
| 29 Oct 2000 | 6o | 34 | G2 |
| 30 Oct 2000 | 5o | 15 | G1 |
Same month a year earlier
| Month | Mean Ap | G1+ | G3+ |
|---|---|---|---|
| October 1999 | 19.5 | 14 | 1 |
| October 2000 | 17.7 | 10 | 3 |
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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About this page
Mean Ap 17.7 in October 2000, No. 216 of 1138 months since 1932; 10 days reached G1 or higher.