A long duration C3 class solar flare erupted from Active Region 11577 peaking at 23:55 UTC September 27, 2012. The flare has produced a Coronal Mass Ejection (CME) which is expected to impact the Earth’s magnetic field sometime late September 29, 2012. Proton levels are rising and an S1 Minor Radiation storm is now in progress.
ALERT: Proton Event 10MeV Integral Flux exceeded 10pfu
Begin Time: 2012 Sep 28 0300 UTC
NOAA Scale: S1 – Minor
Potential Impacts: Radio – Minor impacts on polar HF (high frequency) radio propagation resulting in fades at lower frequencies.
If you value what we do here, create your ad-free account and support our journalism.
Producing content you read on this website takes a lot of time, effort, and hard work. If you value what we do here, select the level of your support and register your account.
Your support makes this project fully self-sustainable and keeps us independent and focused on the content we love to create and share.
All our supporters can browse the website without ads, allowing much faster speeds and a clean interface. Your comments will be instantly approved and you’ll have a direct line of communication with us from within your account dashboard. You can suggest new features and apps and you’ll be able to use them before they go live.
You can choose the level of your support.
Stay kind, vigilant and ready!