Artikel,

Optimal estimation method retrievals of stratospheric ozone profiles from a DIAL

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Atmospheric Measurement Techniques, 12 (4): 2097�2111 (2019)

Zusammenfassung

<jats:p>&lt;p&gt;&lt;strong&gt;Abstract.&lt;/strong&gt; This paper provides a detailed description of a first-principle optimal estimation method (OEM) applied to ozone retrieval analysis using differential absorption lidar (DIAL) measurements. The air density, detector dead times, background coefficients, and lidar constants are simultaneously retrieved along with ozone density profiles. Using an averaging kernel, the OEM provides the vertical resolution of the retrieval as a function of altitude. A maximum acceptable height at which the a priori has a small contribution to the retrieval is calculated for each profile as well. Moreover, a complete uncertainty budget including both systematic and statistical uncertainties is given for each individual retrieved profile. Long-term stratospheric DIAL ozone measurements have been carried out at the Observatoire de Haute-Provence (OHP) since 1985. The OEM

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