X-Ray Flux

Updates: Every 5 minutes

(last updated 17 Oct 2026 05:32 UT)

Current Flux Value Solar X-ray Flux at 17 10 2026 0526 UT: B9.0 falling (GOES 18) Previous Flux Value Solar X-ray Flux at 17 10 2026 0525 UT: B9.2 falling (GOES 18)

X-Ray flux data are provided by the US Space Weather Prediction Center in Boulder.