500MeV Proton/PCA Event Ended 11 11 2025 1905UT 500MeV Maximum proton flux of 2.96E+00 PFU observed at 11 11 2025 1210UT Australian Space Weather Forecasting Centre Bureau of Meteorology ASWFC at bom.gov.au www.bom.gov.au | www.sws.bom.gov.au