\ifthenelse{\equal{IJMPB}{\TschStyle}}{% 
%
\begin{table}[htbp] 
\tbl{Effective \lq\lq average\rq\rq\ temperatures
     $T_{\mbox{{\scriptsize\rm ground}}}$
     in dependence of the parameter 
     $\epsilon$.}
{     
\begin{tabular}{@{}crr@{}} 
\Hline 
\\[-1.8ex] 
$\epsilon$ 
       &  $T_{\mbox{{\scriptsize\rm ground}}}\,[{\rm K}]$ 
       &  $T_{\mbox{{\scriptsize\rm ground}}}\,[^\circ{\rm C}]$ 
\\[0.8ex] 
\hline 
\\[-1.8ex] 
$0.25 \cdot 1.00$ & $278.7$ & $  5.7$ \\
$0.25 \cdot 0.70$ & $255.0$ & $-18.0$ \\ 
$0.25 \cdot 0.62$ & $247.4$ & $-25.6$ 
\\[0.8ex] 
\hline
\\[-1.8ex] 
\end{tabular}
}
\label{avertemps}
\end{table}
%
}{}
\ifthenelse{\equal{arXivOrTeX4ht}{\TschStyles}}{% 
%
\begin{table}[htbp] 
{
\begin{center}
\vspace*{0.5cm}     
\begin{tabular}{|c|r|r|} 
\hline 
$\epsilon$  &  $T_{\mbox{{\scriptsize\rm Earth's ground}}}\,[{\rm K}]$ 
            &  $T_{\mbox{{\scriptsize\rm Earth's ground}}}\,[^\circ{\rm C}]$ 
\\ 
\hline 
$0.25 \cdot 1.00$ & $278.7$ & $  5.7$ \\
$0.25 \cdot 0.70$ & $255.0$ & $-18.0$ \\ 
$0.25 \cdot 0.62$ & $247.4$ & $-25.6$ \\
\hline
\end{tabular}
\end{center}
}
\caption{Effective \lq\lq average\rq\rq\ temperatures
         $T_{\mbox{{\scriptsize\rm ground}}}$
         in dependence of the phenomenological 
         normalization parameter $\epsilon$
         incorporating a geometric factor of $0.25$.}
\label{avertemps}
%
\vspace*{0.5cm}
%
\end{table}
%
}{}
 
