X-Ray Flux

Updates: Every 5 minutes

(last updated 11 Jul 2026 03:40 UT)

Current Flux Value Solar X-ray Flux at 11 7 2026 0334 UT: B5.1 rising (GOES 18) Previous Flux Value Solar X-ray Flux at 11 7 2026 0333 UT: B4.9 steady (GOES 18)

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