Table 7: J, H and K 2MASS photometry (Cutri et al. 2003), intrinsic colours (AN Cox [1] and Winkler [2]) and colour excesses for SMC targets AzV 65 and Sk 191. $R_{\rm V}$ is calculated from the colour excesses using the relationships derived by Fitzpatrick (1999).
Target B-V V-J V-H V-K Source
AzV 65 0.13 0.43 0.522 0.561  
B6Ia -0.02 -0.09 -0.05 -0.07 1
    -0.06 -0.03 -0.03 2
B8Ia -0.06 0.02 0.09 0.07 1
    0.06 0.09 0.10 2
Sk 191 -0.04 -0.044 -0.097 -0.046  
B1.5Ia -0.18 -0.38 -0.42 -0.45 1
    -0.325 -0.355 -0.39 2
Target E(B-V) E(V-J) E(V-H) E(V-K) Source
AzV 65          
B6Ia 0.15 0.52 0.572 0.631 1
  0.15 0.49 0.552 0.591 2
$R_{\rm V}$   4.8 4.6 4.7 2*[0mm]4.6 (0.25)
    4.5 4.4 4.4  
B8Ia 0.19 0.41 0.432 0.491 1
    0.37 0.432 0.461 2
$R_{\rm V}$   3.0 2.8 2.9 2*[0mm]2.75 (0.15)
    2.7 2.7 2.7  
Sk 191          
B1.5Ia 0.14 0.336 0.323 0.404 1
    0.281 0.258 0.344 2
$R_{\rm V}$   3.3 2.8 3.3 2*[0mm]2.7 (0.6)
    2.8 2.2 2.8  

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