Solar alert

Issued on 2024 Sep 10 0744 UTC

The greater than 10 MeV proton flux, as measured by GOES-18, increased above the 10 pfu threshold at Sep 9 16:40 UTC. This event is expected to be short-lived and the proton flux to drop below the alert level in the following few hours.

Issued on 2024 Sep 10 1057 UTC

A halo Coronal Mass Ejections (CME) can seen in LASCO C-2/SOHO images as launched around 10 Sep 01:00 UTC. It originates from NOAA active region 3814 and is associated the M1.2 flare that peaked at 10 Sep 00:28 and the type II radio emission at 9 Sep 23:45 UTC. Preliminary analysis indicates a speed of 600 km/s and arrival either at the second half of 12 Sep or the first half of 13 Sep.

=> Reference for this alert | All Presto solar alerts