\begin{table}%t1
%\centering
\par
\caption
         {Photon luminosities for a neutron star with $T_{\rm core}=10^8$~K. The
	 differences between isothermal crust and star-centered field are
	 negligible but significant between them and crustal fields larger 
	 than~$10^{13}$~G.
         \label{ta:lum_8}}
\begin{tabular}{cccc}
\hline\hline
   $B$[G]   &     $L$[erg/s]        &     $L$[erg/s]        &   $L$[erg/s]       \\
          &    Isothermal       &  Star-centered      &   Crustal        \\
          &       crust         &      field          &   field          \\
\hline
10$^{12}  $ & $3.32\times 10^{32}$ &  $3.28\times 10^{32}$ & $3.26\times 10^{32}$\\
10$^{12.5}$ & $3.70\times 10^{32}$ &  $3.66\times 10^{32}$ & $3.36\times 10^{32}$\\
10$^{13}  $ & $4.40\times 10^{32}$ &  $4.34\times 10^{32}$ & $2.50\times 10^{32}$\\
%10$^{14}$ & $3.70\cdot 10^{32}$ &  $3.61\cdot 10^{32}$ & $8.97\cdot 10^{31}$\\
\hline
\end{tabular}
\end{table}