\begin{table}%t2
%\centering
\par
\caption{$R$ parameter for candidate M~31 GCs from the RBC.}
\label{tab2}
\begin{tabular}{cc|cc|cc}
\hline \hline
 Name  & $R$ & Name & $R$ & Name & $R$\\ \hline
  B079  & 2.113 &   B177  & 1.236 &B095D  & 1.206 \\  
  B080  & 1.590 &   B269  & 1.364 &B097D  & 1.480 \\  
  B108  & 1.277 &   B271  & 1.864 &AU008  & 2.382 \\
  B142  & 1.332 &   B057D & 1.353 & V234  & 1.449 \\
  B150  & 1.327 &   B072D & 1.279 & M001  & 1.225 \\    	 
  B157  & 1.231 &   B089D & 1.273 &	& \\	     	 
  B172  & 1.230	&   B092D & 1.873 &     & \\		  
\hline
\end{tabular}
\end{table}