October 5 CME hits Earth – Geomagnetic storm in progress
The ACE Spacecraft detected a sudden solar wind increase to over 400 km/s at 04:30 UTC. A weak coronal mass ejection (CME) hit Earth’s magnetic field on Oct. 8th at approximately 05:00 UTC. 15 minutes after A Geomagnetic Sudden Impulse (21 nT) was registered.Low

