Weird: Out of Nowhere, Something Just Rocked Earth’s Magnetic Field

• Weird: Out of Nowhere, Something Just Rocked Earth’s Magnetic Field
  by Anthony Watts, https://wattsupwiththat.com/
  A GLOBAL MAGNETIC ANOMALY:  On June 23rd, Earth’s quiet magnetic field was unexpectedly disturbed by a wave of magnetism that rippled around much of the globe. There was no solar storm or geomagnetic storm to cause the disturbance. So what was it?
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  Lately, Earth’s magnetic field has been quiet. Very quiet. The sun is in the pits of what may turn out to be the deepest Solar Minimum in a century. Geomagnetic storms just aren’t happening.
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  “That’s why I was so surprised on June 23rd when my instruments picked up a magnetic anomaly,” reports Stuart Green, who operates a research-grade magnetometer in his backyard in Preston UK. “For more than 30 minutes, the local magnetic field oscillated like a sine wave.”
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