X-Ray Flux

Updates: Every 5 minutes

(last updated 25 Jan 2026 15:57 UT)

Current Flux Value Solar X-ray Flux at 25 1 2026 1553 UT: C2.6 falling (GOES 18) Previous Flux Value Solar X-ray Flux at 25 1 2026 1552 UT: C2.8 falling (GOES 18)

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