Space Weather Calendar

Solar flare events and HF radar impact analysis

EXPERIMENTAL

How to use this calendar

Click on any date to view detailed solar flare data and X-ray flux analysis. Colors indicate the highest flare classification for that day: Green = C-Class, Orange = M-Class, Red = X-Class. The black numbers (+2, +10, etc.) show the total count of flare events on that date.

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C-Class

M-Class

X-Class

Event Count

Event Details

Select Date

Click a date to view flare details

Data Source: NOAA GOES X-ray Irradiance (2021-2024) | Dual wavelength: 0.05-0.4 nm & 0.1-0.8 nm