Solar Activity Monitor
Data Acknowledgement
This solar activity monitor utilizes GOES (Geostationary Operational Environmental Satellite) X-ray irradiance data. GOES satellites measure solar X-rays in two wavelength bands: λ₀ ~ (0.05 − 0.4) nm (short wavelength) and λ₁ ~ (0.1 − 0.8) nm (long wavelength). Data is provided by NOAA and NASA.
Solar X-ray Irradiance plot to track C, M, and X class of solarflares.
Data Coverage: 2017 - 2025 (July 12, 2025)
How to use this calendar
Click on any date to view detailed solar flare data and X-ray flux analysis. Circular colored dates indicate solar flare activity: Green circles = C-Class, Orange circles = M-Class, Red circles = X-Class.
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Solar Flare Classification
How to use: Click on any colored date to view detailed flare plots for that day. Event counts per class are shown on dates (e.g., "2X 1M 3C") and in tooltips.
Select a Date
Click any date on the calendar above to view GOES X-ray irradiance data and solar flare events