\begin{table}%t5 \caption{\label{t5}BLR gas velocities (in km s$^{-1}$) and central black hole masses (in units of 10$^7$ $M_\odot$) for 6 Seyfert 1 AGNs belonging to the sample presented in this paper.} %\centering \par \begin{tabular}{lcc} \hline \hline \multicolumn{1}{c}{Object} & $v_{\rm BLR}$ & $M_{\rm BH}$ \\ \hline IGR J00333+6122 & 8100 & 35 \\ IGR J05270$-$6631 & 3900 & 24 \\ IGR J09253+6929 & 4900 & 4.1 \\ IGR J10147$-$6354 & 4800 & 42 \\ IGR J12415$-$5750 & 6700 & 9.2 \\ IGR J16426+6536 & 1900 & 1.1 \\ \hline \end{tabular} \end{table}