\begin{table}%t5
\par
\caption{\label{res-v-eta}Best fit parameter value and 1$\sigma$ errors constraints
on $\frac{\delta v} {v_0}$ and~$\eta_{\rm B}$.}
%\centering
\par
\begin{tabular}{lccc}
\hline \hline \noalign{\smallskip}
$\kappa$ & $\left(\frac{\delta v} {v_0} \pm \sigma\right)
\times 10^2$ & $\left(\eta_{\rm B} \pm \sigma\right) \times 10^{10}$& $
\frac{\chi^2_{\min}}{N-2}$ \\[0.5mm]
\hline 
{\bf $-3.65$} & $\rm 6.44^{+2.26}_{-1.53}  $ & $\rm 8.052^{+0.880}_{-0.623}$& $ 0.91$ \\
 $-10$ & $\rm -3.14^{+0.82}_{-0.75}  $ & $\rm 4.581^{+0.649}_{-0.523} $ & $4.33 $\\  
$3$ & $1.46 \pm 0.25 $ & $\rm 5.636^{+0.514}_{-0.377} $ & $0.90 $\\ 
\hline
\end{tabular}
\end{table}