Free Access

Table 5.

Main properties of the fitting lines to DGR within r25 as a function of 12 + log(O/H) shown in Fig. 9, assuming a constant and a metallicity-dependent XCO and taking into account the total available metallicity range and the restricted one (neglecting the high-metallicity bin).

x y m(1) q(1) R(1) XCO 12 + log(O/H) (2)
12 + log(O/H) log(dust/tot gas)r25 0.34 ± 0.15 −5.49 ± 1.32 0.64 const. (3) 8.00–9.50
12 + log(O/H) log(dust/tot gas)r25 0.74 ± 0.17 −8.88 ± 1.45 0.87 const. (3) 8.00–8.90
12 + log(O/H) log(dust/tot gas)r25 0.70 ± 0.10 −8.67 ± 0.86 0.94 Z-dep. (4) 8.00–9.50
12 + log(O/H) log(dust/tot gas)r25 0.99 ± 0.09 −11.09 ± 0.78 0.98 Z-dep. (4) 8.00–8.90

Notes.

(1)

Slope, intercept, and Pearson correlation coefficients of the relationships shown in Fig. 9.

(2)

Considered metallicity range.

(3)

XCO value from Bolatto et al. (2013).

(4)

Metallicity-dependent XCO value according to the calibration of Amorín et al. (2016).

Current usage metrics show cumulative count of Article Views (full-text article views including HTML views, PDF and ePub downloads, according to the available data) and Abstracts Views on Vision4Press platform.

Data correspond to usage on the plateform after 2015. The current usage metrics is available 48-96 hours after online publication and is updated daily on week days.

Initial download of the metrics may take a while.