\begin{table}%t1
\caption{\label{table:1}Summary of the results (specific numbers refer to the case $a^*=0$).}
%\centering
\par
\begin{tabular}{ccccccc} 
\hline\hline \noalign{\smallskip}
  & $r_{\rm pot}$ & $r_{\rm son}$ & $r_{\rm var}$ & $r_{\rm str}$ & $r_{\rm rad}$ &  $r_{\rm ref}$ \\
 $L/L_{\rm Edd} \la 0.3$ &  \multicolumn{6}{c}{$ r_{\rm in} \approx r_{\rm pot} \approx
r_{\rm son} \approx r_{\rm var} \approx r_{\rm str} \approx r_{\rm rad} \approx r_{\rm ref} \approx
r_{\rm ISCO}$}\\[2pt]
\hline  
 & for $\alpha \la 0.1$ moves & departs from & \\
 & inward with increasing & ISCO; & & & & for \\
 & $\dot m$ down to ${\sim}r_{\rm mb}$; & &  &moves inward  & moves inward & $0.3\la L/L_{\rm Edd}\la 1.0$ \\
 & & for $\alpha\ll 0.1$ & & with increasing & with increasing & $r_{\rm ref}<r_{\rm ISCO}$ \\[-5pt]
$L/L_{\rm Edd}\ga 0.3$ & & & undefined & & & \\[-5pt]
 & for $\alpha \ga 0.1$ and & $r_{\rm son}\approx r_{\rm mb}$; & & $L$ down to BH & $L$ down to BH \\
 & sufficiently high $\dot m$ disk & && horizon. & horizon. & for $L/L_{\rm Edd} \ga 1.0$ \\
 & enters the Bondi & for $\alpha \ga 0.2$ & & & & undefined \\ 
 & regime~-- undefined & $r_{\rm son}>r_{\rm ISCO}$ & & & &  \\ 
\hline                                    
\end{tabular}
\vspace*{5mm}
\end{table}