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## Accuracy of Calculations Improved by the Adjusted Parameters for the Algorithm to Calculate the Tropospheric Wet Delay: experimental evaluation

Transactions of IAA RAS, вып. 50, 36–43 (2019)

G. N. Ilin. Accuracy of Calculations Improved by the Adjusted Parameters for the Algorithm to Calculate the Tropospheric Wet Delay: experimental evaluation // Transactions of IAA RAS. — 2019. — Вып. 50. — P. 36–43. @article{ilin2019, abstract = {We calculate tropospheric wet delays (TWD) from our water vapor radiometer’s (WVR) measurements using an algorithm that requires a number of parameters to have been obtained from a few experimental simulation models. We compared the TWD values obtained from our previously used algorithm and the full TWD reference series that had been published by the International GNSS Service (IGS). It showed us about 6 mm growth in the average TWD difference in summer as compared to its winter figures. This negative effect was removed almost completely by the TWD coefficients which had been calculated experimentally in order to use them in the WVR data analysis algorithm. Our paper describes the method to produce these coefficients, explains the type of their dependence on the atmospheric integral water vapor content and shows the figures obtained as a result of the WVR’s TWD and the IGS reference series compared.}, author = {G.~N. Ilin}, doi = {10.32876/ApplAstron.50.36-43}, issue = {50}, journal = {Transactions of IAA RAS}, keyword = {water vapor radiometer, radiative brightness temperature, tropospheric delay, GNSS}, pages = {36--43}, title = {Accuracy of Calculations Improved by the Adjusted Parameters for the Algorithm to Calculate the Tropospheric Wet Delay: experimental evaluation}, url = {http://iaaras.ru/en/library/paper/1997/}, year = {2019} } TY - JOUR TI - Accuracy of Calculations Improved by the Adjusted Parameters for the Algorithm to Calculate the Tropospheric Wet Delay: experimental evaluation AU - Ilin, G. N. PY - 2019 T2 - Transactions of IAA RAS IS - 50 SP - 36 AB - We calculate tropospheric wet delays (TWD) from our water vapor radiometer’s (WVR) measurements using an algorithm that requires a number of parameters to have been obtained from a few experimental simulation models. We compared the TWD values obtained from our previously used algorithm and the full TWD reference series that had been published by the International GNSS Service (IGS). It showed us about 6 mm growth in the average TWD difference in summer as compared to its winter figures. This negative effect was removed almost completely by the TWD coefficients which had been calculated experimentally in order to use them in the WVR data analysis algorithm. Our paper describes the method to produce these coefficients, explains the type of their dependence on the atmospheric integral water vapor content and shows the figures obtained as a result of the WVR’s TWD and the IGS reference series compared. DO - 10.32876/ApplAstron.50.36-43 UR - http://iaaras.ru/en/library/paper/1997/ ER -