Vertical profile of night-time stratospheric OClO

International audience The first night-time observation of the vertical profile of OClO was performed by the AMON balloon-borne spectrometer during the SESAME arctic campaign, launched from Kiruna in northern Scandinavia. The flight, which took place inside the polar vortex on 10 February 1995, reve...

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Bibliographic Details
Main Authors: Renard, Jean-Baptiste, Lefèvre, Franck, Pirre, Michel, Robert, Claude, Huguenin, D.
Other Authors: Laboratoire de Physique et Chimie de l'Environnement et de l'Espace (LPC2E), Observatoire des Sciences de l'Univers en région Centre (OSUC), Institut national des sciences de l'Univers (INSU - CNRS)-Centre National de la Recherche Scientifique (CNRS)-Université d'Orléans (UO)-Observatoire de Paris, Université Paris sciences et lettres (PSL)-Université Paris sciences et lettres (PSL)-Institut national des sciences de l'Univers (INSU - CNRS)-Centre National de la Recherche Scientifique (CNRS)-Université d'Orléans (UO)-Observatoire de Paris, Université Paris sciences et lettres (PSL)-Université Paris sciences et lettres (PSL)-Centre National d’Études Spatiales Paris (CNES), Groupe d'étude de l'atmosphère météorologique (CNRM-GAME), Institut national des sciences de l'Univers (INSU - CNRS)-Météo France-Centre National de la Recherche Scientifique (CNRS), Laboratoire de physique et chimie de l'environnement (LPCE), Université d'Orléans (UO)-Institut national des sciences de l'Univers (INSU - CNRS)-Centre National de la Recherche Scientifique (CNRS), Observatoire Astronomique de l'Université de Genève (ObsGE), Université de Genève (UNIGE)
Format: Article in Journal/Newspaper
Language:English
Published: HAL CCSD 1997
Subjects:
Online Access:https://hal-insu.archives-ouvertes.fr/insu-02879311
https://doi.org/10.1023/A:1005757321761
Description
Summary:International audience The first night-time observation of the vertical profile of OClO was performed by the AMON balloon-borne spectrometer during the SESAME arctic campaign, launched from Kiruna in northern Scandinavia. The flight, which took place inside the polar vortex on 10 February 1995, reveals mixing ratios of 45+/-10 pptv at 20 km. These results are in excellent agreement with the REPROBUS 3D model simulations, which indicate that the observed OClO corresponds to daytime ClO and BrO mixing ratios of 1.2 ppbv and 10 pptv, respectively.