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Technical Note: New trends in column-integrated atmospheric water vapor – Method to harmonize and match long-term records from the FTIR network to radiosonde characteristics

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Academic year: 2017

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Table 1. IWV correlation parameters from a FTIR side-by-side intercomparison and examples for comparisons of all di ff erent ground-based remote techniques versus radiosondes: FTIR, microwave (TROWARA, GBMS), GPS, sun photometer (PFR), and Raman lidar (BAS
Table 3. Existence and significance of IWV trends derived from harmonized FTIR measure- measure-ments at the Zugspitze and Jungfraujoch.
Fig. 1. Spectral intervals (a–c) used for FTIR spectrometry optimized for IWV retrieval
Fig. 2. Garmisch radiosonde data set used for construction of the water vapor a priori profile for the FTIR retrieval of IWV
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