Negative polarity CH HSS sparks G2 – Moderate geomagnetic storm

Earth is under the influence of a negative polarity coronal hole high speed stream (CH HSS) on March 1, 2021, sparking G1 – Minor and G2 – Moderate geomagnetic storming. Solar wind speed started increasing late February 28, from 369 km/s at 22:00 UTC to 521 km/s at…… Read more ยป


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Source: Space Weather