Viewing archive of Sunday, 13 February 2011

Sunspot numberNew regionsBackground fluxCM
840B4.441

Solar flares

Region Start Maximum End
1158 B8.5 00:36 00:42 00:47
- B5.6 03:27 03:31 03:37
1160 B3.2 05:59 06:10 06:40
1160 C1.4 07:25 07:29 07:32
- B5.4 11:48 11:53 11:57
1158 C1.1 12:29 12:36 12:46
1158 C4.7 13:44 13:56 14:11
1158 M6.6 17:28 17:38 17:47
- B4.8 20:42 20:45 20:47
- C1.1 21:17 21:20 21:22
- B5.1 21:26 21:29 21:31

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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 25% 50%
Middle latitude 15% 1%
Predicted Kp max 4
Solar activity
M-class solar flare 1%
X-class solar flare 1%
Moon phase
Waxing Gibbous

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Space weather facts

Last X-flare:2017/09/10X8.2
Last M-flare:2017/10/20M1.0
Last geomagnetic storm:2018/02/23Kp5 (G1)
Number of spotless days in 2018:24
Current stretch spotless days:8

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*since 1994

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