Skip to toolbar

Reply To: Alphabet Game – RAIN

Home of the Scrapbook Campus Forums Lobby Chit Chat Alphabet Game – RAIN Reply To: Alphabet Game – RAIN

Dorothy Donn
  • 163
  • Junior

X =  X-Ray Flare Class
In solar-terrestrial terms, rank of a flare based on its X-ray energy output. Flares are classified by the order of magnitude of the peak burst intensity (I) measured at the earth in the 1 to 8 angstrom band as follows: