EntityQ7682870· pop 8· linked from 23 articlesTangent arcSign in to saveatmospheric optical phenomenon, which appears above and below the observed Sun or Moon, tangent to the 22° haloConnectionshexagonEntitysun dogEntityice crystalEntitySunConceptMoonConceptrefractionEntityhaloEntitytangentEntitycirrusEntityNational Oceanic and Atmospheric AdministrationEntity22° haloEntityoptical phenomenonEntitycircumzenithal arcEntitycircumhorizontal arcEntityparhelic circleEntitycircumscribed haloEntitysubsunEntityKern arcEntityCategoriesAtmospheric optical phenomena