Table 8: Physical properties and conditions of the interstellar medium in the lines of sight towards the LMC target Sk -69 223 (Tables 2, 5-7) and the Galactic targets HD 144217 ($\sigma $-type) and HD 149757 ($\zeta $-type).
  Sk -69 223 HD 144217 HD 149757
\ensuremath {E_{B-V}} (mag) 0.2 0.2 0.3
$R{_{\rm V}}$ 3.6 or 4.1 4.0 3.1
$A_{\rm V}$ (mag) 0.8(0.2) 0.8 0.9
5780 DIB (mÅ) 145(2) 160 66
5797 DIB (mÅ) 28(6) 22 27
6284 DIB (mÅ) 240(21) 390 111
6613 DIB (mÅ) 20(8) 40 43
5780/5797 6 8 3
log N(Na I) (cm-2) 12.59 12.94 13.85
log N(K I) (cm-2) 11.03 11.19 11.85
log N(Ca II) (cm-2) 12.68 11.73 11.76
log N(H I) (cm-2) 21.46 21.10 20.73
N(Na I)/N(H I) ($\times $ 1010) 11 16 1318
N(K I)/N(H I) ($\times $ 1010) 0.37 1.23 13.2
N(Na I)/N(Ca II) 0.9 16.2 123
N(H I)/$A_{\rm V}$ ($\times $ 1021) 3.6 1.6 0.6


Source LaTeX | All tables | In the text