A strong solar flare reaching M9.0 took place at 18:14 UTC on October 20, 2012. Sunspot that produced it is rotating into view off the eastern limb. Associated was Type II Radio Emission. Estimated velocity was 516 km/s. Coronal mass ejection (CME) was associated but the flare was not Earth directed.
Space Weather Message Code: ALTTP2
Serial Number: 823
Issue Time: 2012 Oct 20 1849 UTC
ALERT: Type II Radio Emission
Begin Time: 2012 Oct 20 1815 UTC
Estimated Velocity: 516 km/s
Description: Type II emissions occur in association with eruptions on the sun and typically indicate a coronal mass ejection is associated with a flare event.
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