Solar Flares in October, 2011
9 flares ↑ MAX: M3.9 ↓ MIN: B3.1
9 flares ↑ MAX: M3.9 ↓ MIN: B3.1
In October 2011, 9 solar flares were recorded; the strongest was M3.9 on October 2, 2011. The longest run of consecutive active days was 3 (20 Oct–22 Oct).
Most powerful Solar Flares in October 2011
| Date | Class | Level | Duration |
|---|---|---|---|
| October 2, 2011 | M3.9 | Moderate level | 16 min |
| October 20, 2011 | M1.6 | Moderate level | 16 min |
| October 2, 2011 | M1.4 | Moderate level | — |
| October 31, 2011 | M1.4 | Moderate level | 30 min |
| October 1, 2011 | M1.3 | Moderate level | 11 min |
| October 21, 2011 | M1.3 | Moderate level | 1 min |
| October 22, 2011 | M1.3 | Moderate level | 15 min |
| October 22, 2011 | M1.2 | Moderate level | 40 min |
| October 31, 2011 | M1.1 | Moderate level | — |