TERMIUM Plus®

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solar event [1 record]

Record 1 1999-12-21

English

Subject field(s)
  • Climatology
  • Air Pollution
  • The Sun (Astronomy)
CONT

Solar activity increased to high levels. The X1 flare that occurred late yesterday was part of what is being called a "major solar event" ... An optical flare also occurred as well as a coronal mass ejection, a large disappearing active region filament, and a series of post flare loops. ... this series of phenomenon is what would typically be called a "big flare event" in solar-terrestrial physics. Numerous long duration radio bursts and sweeps were observed and a strong Proton event ensued shortly after the flare event

French

Domaine(s)
  • Climatologie
  • Pollution de l'air
  • Soleil (Astronomie)
DEF

Toute activité détectable (par exemple les taches solaires, les éruptions, les protubérances, les irruptions, les sursauts) à la surface du Soleil.

OBS

On croit que l'arrivée massive de particules solaires énergiques dans l'ozonosphère coïncide avec des épisodes d'activité à la surface du Soleil.

Spanish

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