Solar Flares in 2004
132 flares ↑ MAX: X3.9 ↓ MIN: A3.4

In 2004, more than 130 solar flares were recorded. The most active month was July with 38 solar flares: X3.9 (Jul 16), X1.9 (Jul 15), X1.8 (Jul 15). Compared with 2003, that is 24% less — falling solar flare activity. The strongest solar flare was X3.9 on July 16, 2004 (1 hour 16 minutes straight). The quietest month was June (only 1 solar flare).

Most powerful Solar Flares in 2004

Month Events Strongest event Level Duration
January 11 M8.4 7 Jan Moderate level 16 min
February 4 X1.2 26 Feb High level 26 min
March 5 M2.4 25 Mar Moderate level 1 min
April 8 M2.5 6 Apr Moderate level 26 min
May 2 M2.6 21 May Moderate level 11 min
June 1 M1.1 13 Jun Moderate level 6 min
July 38 X3.9 16 Jul High level 1 h 16 min
August 29 X2.1 18 Aug High level 1 h 11 min
September 3 M5 12 Sep Moderate level 1 h 46 min
October 13 X1.3 30 Oct High level 6 min
November 14 X2.8 10 Nov High level 51 min
December 4 M2.3 29 Dec Moderate level 16 min