Solar Flares in 2011
112 flares ↑ MAX: X7 ↓ MIN: A4.5
112 flares ↑ MAX: X7 ↓ MIN: A4.5
In 2011, more than 110 solar flares were recorded. The most active month was September with 30 solar flares: X2.1 (Sep 6), X1.9 (Sep 24), X1.8 (Sep 7). Compared with 2010, that is 460% more — rising solar flare activity. The strongest solar flare was X7 on August 9, 2011 (31 minutes straight). The quietest month was January (only 1 solar flare).
Most powerful Solar Flares in 2011
| Month | Events | Strongest event | Level | Duration |
|---|---|---|---|---|
| January | 1 | M1.4 28 Jan | Moderate level | 6 min |
| February | 13 | X2.3 15 Feb | High level | 1 h 1 min |
| March | 20 | X1.6 9 Mar | High level | 26 min |
| April | 3 | M1.8 22 Apr | Moderate level | 21 min |
| May | 2 | M1.4 29 May | Moderate level | 36 min |
| June | 2 | M2.5 7 Jun | Moderate level | 31 min |
| July | 2 | M9.3 30 Jul | Moderate level | 6 min |
| August | 8 | X7 9 Aug | High level | 31 min |
| September | 30 | X2.1 6 Sep | High level | 21 min |
| October | 9 | M3.9 2 Oct | Moderate level | 16 min |
| November | 14 | X2 3 Nov | High level | 44 min |
| December | 8 | M4 25 Dec | Moderate level | 9 min |