🌐EnglishEnglishDeutschEspañolFrançaisPolskiPortuguêsTiếng Việtفارسی한국어中文日本語EntityQ1363945· pop 15· linked from 47 articlesMögel–Dellinger effectAlso known as Sudden ionospheric disturbance, SID, short wave fadeoutEnhanced ionization of the ionosphereWikidata factsImageFlareNPS.gifSources (1)wikidata.orgvia Wikidata · CC0Available in 15 languagesEspañolFrançaisDeutsch中文日本語PortuguêsCzechEsperantoPolskisimpleConnectionsionosphereEntitySunConceptNASACategoriesIonospherePlanetary scienceRadio frequency propagationSpace scienceSpace weather