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Solar alert




Issued on 2022 Mar 28 1447 UTC



A M4.0 class flare, peak time March 28th 11:29UT, from region NOAA 2975, was followed a type II burst at 11:23UT, followed by a type IV burst at 11:37UT, raising the possibility of an associated Earth directed Coronal Mass Ejection (CME) with a velocity of 1259 km/s. The Solar Demon Detection Tool indicated dimming with a corresponding coronal wave. More will be reproted as more date become available.

Issued on 2022 Mar 28 1550 UTC



The proton flux of >10MeV exceeded the 10pfu threshold on 13:25UT. This is a result of the M4.0 class flare for region NOAA 2975, peak time March 28th 11:29UT, in combination with the radio bursts of type II (11:23UT) and type IV (11:37UT) that followed. The event is ongoing.




Reference for this alert

All Presto solar alerts


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