OClO as observed by TROPOMI: a comparison with meteorological parameters and PSC observations

• Main Authors: Puķīte, Jānis, Borger, Christian, Dörner, Steffen, Gu, Myojeong, Wagner, Thomas
• Format: Text
• Language: English
• Published: 2021
• Subjects: Antarctic; Arctic; The Sentinel; Antarc*
• Online Access: https://doi.org/10.5194/acp-2021-600; https://acp.copernicus.org/preprints/acp-2021-600/

Chlorine dioxide (OClO) is a by-product of the ozone depleting halogen chemistry in the stratosphere. Although being rapidly photolysed at low solar zenith angles (SZAs) it plays an important role as an indicator of the chlorine activation in polar regions during polar winter and spring at twilight...