\begin{table}%t2
\caption{\label{tab:dataradvel}General characteristics of the spectral dataset obtained for every object.}
%\centering
\small
\begin{tabular}{lrrcrr} 
\hline\hline  
Object   & $N_{\rm tot}$ & $N_{\rm used}$ & $\Delta \rm HJD~(24+)$ & $\Delta V_{\rm rad}$ &
$\Delta V$ \\
IRAS    &    &    &                        &      \kms                 & \\
\hline
08544$-$4431   & 181 & 161 & 51~147--54~487 & 22.1 & 0.25 \\
12222$-$4652   & 83  &  82 & 45~397--53~833 & 13.5 & 0.23 \\
14524$-$6838   & 75  &  63 & 48~313--53~904 & 45.7 & 0.81 \\
15469$-$5311   & 175 & 161 & 51~278--54~680 & 28.2 & 0.25 \\
19125$+$0343   & 103 &  90 & 51~278--54~331 & 29.6 & 0.19 \\ 
19157$-$0247   & 137 & 111 & 51~279--54~680 & 24.2 & 0.23 \\ 
\hline
\end{tabular}
\end{table}