Viewing archive of Sunday, 17 February 2013

Sunspot numberNew regionsBackground fluxCM
741B2.331

Solar flares

Region Start Maximum End
1675 C1.0 00:31 00:36 00:38
1675 B5.6 04:20 04:31 04:45
1675 B3.8 10:34 10:38 10:46
1675 C2.5 15:26 15:40 15:43
1675 M1.9 15:45 15:50 15:52
- B3.7 17:59 18:10 18:15
1675 C1.0 19:57 20:00 20:02
1675 B5.5 20:17 20:20 20:23
1675 B6.3 21:21 21:25 21:30

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

Latest news

Today's space weather

Auroral activity Minor Severe
High latitude 20% 15%
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:2017/10/20M1.0
Last geomagnetic storm:2017/12/05Kp5 (G1)
Number of spotless days in 2017:94
Current stretch spotless days:2

This day in history*

Solar flares
12006X1.5
22001M4.4
32001M3.5
42014M1.6
52014C8.6
ApG
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2200327G1
3201520G1
4201016
5201314
*since 1994