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M5.1+M1.0 solar flares from sunspot regions 2172+2173

We talked yesterday about how close together sunspot regions 2172 and 2173 are and that they might interact with each other. Well, they did not disappoint! Both sunspot regions worked together to produce an M5.1 solar flare (R2-moderate radio blackout) that peaked at 02:58 UTC on 28 September.

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Discussions of unproven theories are no longer allowed 123 AR 4334 38 Where can I get real time data for solar wind and geomagnetic data not from the L1 Lagrange point 4 Coronal Hole 12/13 28 AR 4336 43

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