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M3.7 solar flare from sunspot region 2443

It took a long time but finally sunspot region 2443 seems to deliver. This earth-facing sunspot region produced at 13:52 UTC a long duration M3.7 (R1-minor) solar flare.

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Coronal hole effects, M1.9 solar flare

Geomagnetic conditions remain at the minor G1 geomagnetic storming conditions due to the high solar wind speed and a minor southward Bz component of the IMF.

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Last X-flare:2017/09/10X8.2
Last M-flare:2017/10/20M1.0
Last geomagnetic storm:2019/05/14Kp7 (G3)
Number of spotless days in 2019:74
Last spotless day:2019/05/02

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