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Coronal hole faces Earth

The northern hemisphere polar coronal hole with an extension all the way down to the solar equator is back and sending an enhanced stream of solar wind towards our planet.

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Last X-flare:2017/09/10X8.2
Last M-flare:2017/10/20M1.0
Last geomagnetic storm:2019/09/02Kp5 (G1)
Number of spotless days in 2019:187
Current stretch spotless days:17

This day in history*

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12000M5.1
22004M1.9
31999C9.6
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52001C7.5
ApG
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2200030G2
3201420G1
4201516G1
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*since 1994

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