Viewing archive of Sunday, 20 May 2001

Sunspot numberNew regionsBackground fluxCM
991B8.082

Solar flares

Region Start Maximum End
- C2.0 02:20 02:25 02:28
- C1.0 03:19 03:23 03:27
- C2.5 05:43 05:48 05:54
- M6.4 06:00 06:03 06:06
- M1.5 09:12 09:20 09:23
- B9.7 09:43 09:47 09:50
- C1.0 10:31 10:35 10:42
- C6.1 11:35 11:40 11:43
- C1.1 11:50 11:54 12:03
- B8.0 13:19 13:23 13:35
- C2.9 14:32 14:41 14:46
- B9.2 19:07 19:16 19:23
- C1.3 19:30 19:40 19:45

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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% 30%
Middle latitude 5% 1%
Predicted Kp max 3
Solar activity
M-class solar flare 1%
X-class solar flare 1%
Moon phase
Waning Crescent

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Space weather facts

Last X-flare:2017/09/10X8.2
Last M-flare:2017/09/09M1.1
Last geomagnetic storm:2017/10/15Kp5 (G1)
Number of spotless days in 2017:64
Current stretch spotless days:2

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*since 1994