{"assessment":{"score":12,"level":"LOW","factors":[{"name":"Planetary K-index","points":5.2,"max":35,"detail":"Kp 1.3 / 9 -> 5.2 pts"},{"name":"Solar-wind speed","points":0.7,"max":20,"detail":"325 km/s (baseline 300, saturates 1000)"},{"name":"IMF Bz southward","points":0,"max":20,"detail":"Bz 0 nT (southward couples into magnetosphere)"},{"name":"Strongest flare","points":6.2,"max":15,"detail":"class C2.4 -> base 6 + magnitude bonus 0.2"},{"name":"Plasma density","points":0,"max":10,"detail":"1.8 p/cm^3 (ram pressure proxy)"}],"guidance":"Quiet conditions. No meaningful impact on infrastructure. Aurora confined to polar night.","impacts":{"powerGrid":"Nominal","gps":"Nominal","comms":"Nominal","aurora":"Polar night only"},"inputs":{"kp":1.3,"solarWindSpeed":325,"density":1.8,"bzGsm":0,"maxFlareClass":"C2.4"},"computedAt":"2026-09-22T01:40:40.169Z"},"seal":{"algo":"SHA-384","prevSeal":"e8ff41cf69747c0045861cb4f3293aac","canonical":"{\"computedAt\":\"2026-09-22T01:40:40.169Z\",\"factors\":[{\"detail\":\"Kp 1.3 / 9 -> 5.2 pts\",\"max\":35,\"name\":\"Planetary K-index\",\"points\":5.2},{\"detail\":\"325 km/s (baseline 300, saturates 1000)\",\"max\":20,\"name\":\"Solar-wind speed\",\"points\":0.7},{\"detail\":\"Bz 0 nT (southward couples into magnetosphere)\",\"max\":20,\"name\":\"IMF Bz southward\",\"points\":0},{\"detail\":\"class C2.4 -> base 6 + magnitude bonus 0.2\",\"max\":15,\"name\":\"Strongest flare\",\"points\":6.2},{\"detail\":\"1.8 p/cm^3 (ram pressure proxy)\",\"max\":10,\"name\":\"Plasma density\",\"points\":0}],\"guidance\":\"Quiet conditions. No meaningful impact on infrastructure. Aurora confined to polar night.\",\"impacts\":{\"aurora\":\"Polar night only\",\"comms\":\"Nominal\",\"gps\":\"Nominal\",\"powerGrid\":\"Nominal\"},\"inputs\":{\"bzGsm\":0,\"density\":1.8,\"kp\":1.3,\"maxFlareClass\":\"C2.4\",\"solarWindSpeed\":325},\"level\":\"LOW\",\"score\":12}","seal":"cd5d76a619cf6ebb801698f4798d7af466c2ddeeda94b87b701a5e0fb4c92f12ac23172af9ab83b51fce6f10c41e3f2c"},"sources":["https://services.swpc.noaa.gov/json/rtsw/","https://services.swpc.noaa.gov/products/noaa-planetary-k-index.json","https://api.nasa.gov/DONKI/FLR"],"fallback":false}