Viewing archive of Tuesday, 13 August 2002

Sunspot numberNew regionsBackground fluxCM
2141B9.3131

Solar flares

Region Start Maximum End
0066 C4.6 02:43 02:48 02:59
0058 C3.1 04:43 04:55 05:20
- C2.3 05:46 05:50 05:53
- C1.9 07:07 07:15 07:21
- C1.6 08:18 08:27 08:35
- C3.3 09:21 09:29 09:39
- C3.0 12:29 13:22 13:35
- C3.0 14:06 14:17 14:25
0067 C4.8 15:03 15:10 15:22
0069 M1.8 18:52 19:04 19:18
0067 C3.1 20:45 20:52 20:53
- C2.7 21:20 21:47 22:05
0067 C5.0 22:10 22:15 22:19
- C2.5 22:50 22:55 22:59

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Current data suggest that it is not possible to see aurora now at middle latitudes

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Auroral activity Minor Severe
High latitude 25% 30%
Middle latitude 10% 1%
Predicted Kp max 3
Solar activity
M-class solar flare 1%
X-class solar flare 1%
Moon phase
Waxing Crescent

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Last X-flare:2017/09/10X8.2
Last M-flare:2017/10/20M1.0
Last geomagnetic storm:2018/02/19Kp5 (G1)
Number of spotless days in 2018:22
Current stretch spotless days:5

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*since 1994

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