Fig. 12. For the nights of 14 July and 26 July 2017, the tropospheric OEM retrieval is shown in red, the traditional retrieval is in blue, and the ozonesonde profile is in green. The horizontal dashed line is the “cut-off” altitude below which the OEM retrieval is mostly independent of the a priori ozone profile assumed. Left panel: retrievals for 14 July 2017. Right panel: retrievals for 26 July 2017.
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