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 |
Solar Flares: Full Archive
| Year | Months |
|---|---|
| 2026 | Jan Feb Mar Apr May Jun Jul |
| 2025 | Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec |
| 2024 | Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec |
| 2023 | Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec |
| 2022 | Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec |
| 2021 | Apr May Jul Aug Sep Oct Nov Dec |
| 2020 | May Nov |
| 2017 | Apr Jul Aug Sep Oct |
| 2016 | Jan Feb Apr Jul Aug Nov |
| 2015 | Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec |
| 2014 | Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec |
| 2013 | Jan Feb Mar Apr May Jun Jul Aug Oct Nov Dec |
| 2012 | Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov |
| 2011 | Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec |
| 2010 | Jan Feb May Aug Oct Nov |
| 2008 | Mar |
| 2007 | Jun |
| 2006 | Apr Jul Dec |
| 2005 | Jan Feb May Jun Jul Aug Sep Nov Dec |
| 2004 | Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec |
| 2003 | Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec |
| 2002 | Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec |
| 2001 | Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec |
| 2000 | Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec |