A coronal mass ejection (CME)
produced by the July 14th M2.4 long-duration solar flare
hit Earth’s magnetic field at 06:01 UTC on July 16, 2017. G2 –
Moderate geomagnetic storming started 9 hours later.
The S1 Minor solar radiation storm
that started at 09:00 UTC on July 14
ended at 11:15 UTC on July 15.…