\begin{table}%[ht!]%t6
%\centering
\par
\caption{Host galaxy and burst properties at different redshifts.}
\begin{tabular}{ccccccc}
\hline \hline
$z$    &  $d^{a}$ &   $M_B^{b}$  &    $E_{\rm iso}$   &  $E_{{\rm peak},i}$ & $\theta_j^{c}$ \\
     &  kpc&  mag &   $10^{52}$erg &    MeV      & deg   \\
\hline
0.24 & 3.76  &   --15.4 & $0.07\pm0.01$ &  $0.6\pm0.3$ & 4.5\\ 
1    & 8.0   &   --18.4 & $1.5\pm0.2$   &  $0.9\pm0.5$ & 2.6\\ 
2    & 8.5   &   --20.3 & $5.8\pm0.8$   &  $1.4\pm0.8$ & 1.9\\ 
3    & 7.8   &   --21.5 & $12\pm2$     &  $1.8\pm1.0$  & 1.5\\
\hline
\end{tabular}
\begin{list}{}{}
\item[$^a$] Host size. $^b$ Absolute magnitude of the host.
$^c$ Jet opening angle assuming that the temporal break observed in the X-ray light curve at a$.\sim$6~ks has a jet origin. 
\end{list}
\label{radius}
\end{table}