Top 50 solar flares of the year 2011

On this page you will find an overview of the strongest solar flares of the year 2011 together with links to more information in our archive and a video (if available) of the event.

Region Start Maximum End
1X6.92011/08/09126307:4808:0508:08 MovieView archive
2X2.22011/02/15115801:4401:5602:06 MovieView archive
3X2.12011/09/06128322:1222:2022:24 MovieView archive
4X1.92011/09/24130209:2109:4009:48 MovieView archive
5X1.92011/11/03133920:1620:2720:32 MovieView archive
6X1.82011/09/07128322:3222:3822:44 MovieView archive
7X1.52011/03/09116623:1323:2323:29 MovieView archive
8X1.42011/09/22130210:2911:0111:44 MovieView archive
9M9.32011/07/30126102:0402:0902:12View archive
10M9.32011/08/04126103:4103:5704:04View archive
11M7.42011/09/25130204:3104:5005:05View archive
12M7.12011/09/24130212:3313:2014:10View archive
13M6.72011/09/08128315:3215:4615:52View archive
14M6.62011/02/13115817:2817:3817:47View archive
15M6.62011/02/18115809:5510:1110:15View archive
16M6.02011/08/03126113:1713:4814:10View archive
17M5.82011/09/24130220:2920:3620:42View archive
18M5.32011/03/08116510:3510:4410:55View archive
19M5.32011/09/06128301:3501:5002:05View archive
20M4.42011/03/08116518:0818:2818:41View archive
21M4.42011/09/25130202:2702:3302:37View archive
22M4.32011/11/02133921:5222:0122:19View archive
23M4.22011/03/14116919:3019:5219:54View archive
24M4.02011/09/26130205:0605:0805:13View archive
25M4.02011/12/25138718:1118:1618:20View archive
26M3.92011/10/02130500:3700:5000:59View archive
27M3.72011/03/07116419:4320:1220:58View archive
28M3.72011/09/25130215:2615:3315:38View archive
29M3.72011/11/05133903:0803:3503:58View archive
30M3.52011/02/24116307:2307:3507:42View archive
31M3.52011/08/08126318:0018:1018:18View archive
32M3.22011/09/04128611:2111:4511:50View archive
33M3.12011/09/24130217:1917:2517:31View archive
34M3.12011/09/25130208:4608:4908:52View archive
35M3.02011/09/24130219:0919:2119:41View archive
36M2.82011/09/24130217:5918:1518:24View archive
37M2.72011/09/09128306:0106:1106:17View archive
38M2.62011/09/26130214:3714:4615:02View archive
39M2.52011/06/07122606:1606:4106:59 MovieView archive
40M2.52011/08/09126303:1903:5404:08View archive
41M2.52011/11/03133910:5811:1111:20View archive
42M2.42011/12/31138913:0913:1513:19View archive
43M2.32011/12/26138720:1220:3020:36View archive
44M2.22011/02/14115817:2017:2617:32View archive
45M2.22011/09/25130216:5116:5817:09View archive
46M2.12011/11/03133923:2823:3623:44View archive
47M2.02011/12/29138921:4321:5121:59View archive
48M1.92011/02/09115301:2301:3101:35View archive
49M1.92011/03/07116613:4514:3014:56View archive
50M1.92011/09/23130223:4823:5600:04View archive
Current data suggest that it is not possible to see aurora now at middle latitudes

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Today's space weather

Auroral activity Minor Severe
High latitude 20% 15%
Middle latitude 1% 1%
Predicted Kp max 2
Solar activity
M-class solar flare 1%
X-class solar flare 1%
Moon phase
New Moon

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Space weather facts

Last X-flare:2017/09/10X8.2
Last M-flare:2017/09/09M1.1
Last geomagnetic storm:2017/09/18Kp5 (G1)
Number of spotless days in 2017:56
Last spotless day:2017/08/01

This day in history*

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*since 1994