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
The solar wind speed is currently moderately high (520.1 km/sec.)

Latest news

Today's space weather

Auroral activity Minor Severe
High latitude 30% 35%
Middle latitude 10% 1%
Predicted Kp max 4
Solar activity
M-class solar flare 1%
X-class solar flare 1%
Moon phase
Last Quarter

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Space weather facts

Last X-flare:2017/09/10X8.2
Last M-flare:2017/10/20M1.0
Last geomagnetic storm:2017/12/05Kp5 (G1)
Number of spotless days in 2017:94
Last spotless day:2017/12/09

This day in history*

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42000M1.3
52001C9.3
ApG
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*since 1994