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Major X1.39 solar flare

Solar activity is once again at high levels. Sunspot region 2673 continues to be very active as it rotates towards the west limb. Today (thus far!) it managed to produce a couple of M-class solar flares and an X-class solar flare.

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Coronal mass ejection arrival

While we were catching some much needed sleep, the coronal mass ejection from Monday's M5.5 solar flare arrived at Earth. Our alert system detected the impact and send out a tweet and a push alert when the shock arrived at DSCOVR around 23:08 UTC.

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Space weather facts

Last X-flare:2017/09/10X8.2
Last M-flare:2017/10/20M1.0
Last geomagnetic storm:2019/10/26Kp5 (G1)
Number of spotless days in 2019:239
Current stretch spotless days:12

This day in history*

Solar flares
11999M8.0
21999M5.6
32005M3.9
41999M2.8
52005M2.6
ApG
1199841G2
2200338G1
3201237G2
4199621G1
5201412
*since 1994

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