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Fig. 8

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Distributions of various H II region physical properties from top left to bottom right, continuum flux density, RRL amplitude, RRL FWHM, effective radius, electron temperature, electron density, EM, Lyman photon rate, and ionized gas mass. The electron temperature reported by Quireza et al. (2006) is indicated in red, while the one reported by Wenger et al. (2019) is shown in yellow, and these are compared to the GLOSTAR H II region sample (aquamarine). On average, the electron temperature of GLOSTAR H II regions (6707 K) is lower than that of Quireza et al. (2006) (8214 K) and Wenger et al. (2019) (8055 K). Electron density histograms are presented for both the GLOSTAR (aquamarine) and Quireza et al. (2006) (red) H II region samples. On average, the GLOSTAR nebulae have higher electron density than the Quireza et al. (2006) sources.

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