What are the different types, or classes, of flares? - Stanford …
Scientists classify solar flares according to their X-ray brightness, in the wavelength range 1 to 8 Angstroms. Flares classes have names: A, B, C, M, and X, with A being the tiniest and X …
Solar flare - Wikipedia
A solar flare is a relatively intense, localized emission of electromagnetic radiation in the Sun's atmosphere. Flares occur in active regions and are often, but not always, accompanied by …
NASA SVS | X-Class: A Guide to Solar Flares
Aug 9, 2011 · Flares happen when the powerful magnetic fields in and around the sun reconnect. They're usually associated with active regions, often seen as sun spots, where the magnetic …
Solar flares: What are they and how do they affect Earth?
Jul 6, 2022 · Solar flares are large explosions from the surface of the sun that emit intense bursts of electromagnetic radiation. The intensity of the explosion determines what classification the …
The Classification of X-ray Solar Flares - Space weather
Scientists classify solar flares according to their x-ray brightness in the wavelength range 1 to 8 Angstroms. There are 3 categories: X-class flares are big; they are major events that can …
Solar Flares (Radio Blackouts) - NOAA / NWS Space Weather …
Solar flare intensities cover a large range and are classified in terms of peak emission in the 0.1 – 0.8 nm spectral band (soft x-rays) of the NOAA/GOES XRS. The X-ray flux levels start with the …
Picking a Solar Flare - Stanford University
Flares classes have names: A (the tiniest), B, C, M, and X (the biggest). Each category has nine subdivisions, e.g., C1 to C9, M1 to M9, and X1 to X9. These are logarithmic scales, much like …
ESA - What are solar flares? - European Space Agency
Scientists classify solar flares according to their peak brightness in X-ray wavelengths. There are five categories, listed here in order from most intense to least intense: X-class flares are the …
What are solar flares? | Help - SpaceWeatherLive.com
Solar flares are classified as A, B, C, M or X according to the peak flux (in watts per square metre, W/m²) of 1 to 8 Ångströms X-rays near Earth, as measured by XRS instrument on-board the …
Solar Flare Classifications - Space weather
Ranking of a solar flare is based on its x-ray output. Flares are classified according to the order of magnitude of the peak burst intensity (I) measured at the earth in the 0.1 to 0.8 nm wavelength …