Table 2: Radial velocities (from Si), projected rotational velocities, macro- and micro-turbulent velocities (all in km s $^{\rm -1}$ ) and Si abundances, given as log [N(Si)/N(H] + 12, of the sample stars as determined in the present study. The number in brackets refers to the number of lines used to derive $v \sin i$ and $v_{\rm mac}$ .
Object Sp $V_{\rm r}$ $v \sin i$ $v_{\rm mac}$ $v_{\rm mic}$ Si abnd

HD 185859 B0.5 Ia 12 62(5) 58(3) 18 7.51

HD 190603 B1.5 Ia+ 50 47(8) 60(3) 15 7.46

HD 206165 B2 Ib 0 45(7) 57(3) 8 7.58

HD 198478 B2.5 Ia 8 39(9) 53(3) 8 7.58

HD 191243 B5 Ib 25 38(4) 37(3) 8 7.48

HD 199478 B8 Iae -12 41(4) 40(3) 8 7.55

HD 212593 B9 Iab -13 28(3) 25(3) 7 7.65

HD 202850 B9 Iab 13 33(3) 33(3) 7 7.99

**Table 2:** Radial velocities (from Si), projected rotational velocities, macro- and micro-turbulent velocities (all in km s $^{\rm -1}$ ) and Si abundances, given as log [N(Si)/N(H] + 12, of the sample stars as determined in the present study. The number in brackets refers to the number of lines used to derive $v \sin i$ and $v_{\rm mac}$ .
Object	Sp	$V_{\rm r}$	$v \sin i$	$v_{\rm mac}$	$v_{\rm mic}$	Si abnd
HD 185859	B0.5 Ia	12	62(5)	58(3)	18	7.51
HD 190603	B1.5 Ia+	50	47(8)	60(3)	15	7.46
HD 206165	B2 Ib	0	45(7)	57(3)	8	7.58
HD 198478	B2.5 Ia	8	39(9)	53(3)	8	7.58
HD 191243	B5 Ib	25	38(4)	37(3)	8	7.48
HD 199478	B8 Iae	-12	41(4)	40(3)	8	7.55
HD 212593	B9 Iab	-13	28(3)	25(3)	7	7.65
HD 202850	B9 Iab	13	33(3)	33(3)	7	7.99

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