Planet Briefing

First published · Last updated

Alert: Proton Event 10meV Integral Flux exceeded 10pfu

NOAA SWPC issued an alert that the 10 MeV integral proton flux exceeded 10 pfu with Begin Time 2026-09-05 16:15 UTC and Issue Time 2026-09-05 16:33 UTC. The alert is rated NOAA Scale: S1 - Minor.

Categories: science-and-space

Generated scores

Scores are based on the cited reporting and use a 1–10 scale. Read the methodology.

Confidence
6/10
Geographic reach
5/10
Global importance
2/10
Impact magnitude
2/10
Positivity
3/10
Urgency
4/10

Why it matters

NOAA issued an S1 (Minor) proton-event alert.

Sources

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