\begin{table}%t1 %\centering \par \caption{\label{tab:060428C}Results of the time-resolved spectral analysis of GRB 060428C. Errors are at 90\% c.l.} \small \begin{tabular}{cccccccc} \hline \hline\noalign{\smallskip} Name & $T_{\rm Start}$ & $T_{\rm Stop}$ & Spectral model & Phot. index & $E_{0}$ (CPL) or $kT$ (QT)& $\chi^{2}_{\rm red}$&d.o.f. \\ & UTC & UTC & & & keV & & \\ \hline Interval 1 & 02:30:35 & 02:30:40 & PO & $1.9 \pm 0.1$ & & 1.4 & 28 \\ & & & CPL& $1.3 \pm 0.5$ & $\rm 74^{-32}_{+155}$ & 1.2 & 27 \\ & & & QT & $2.3 \pm 0.5$ & $\rm 14^{-5}_{+5}$ & 1.2 & 26 \\ Interval 2 & 02:30:40 & 02:30:44 & PO & $1.46 \pm 0.07$ & & 1.95 & 31 \\ & & & CPL& $0.5 \pm 0.3$ & $\rm 64^{-16}_{+30}$ & 1.25 & 30 \\ & & & QT & $1.4 \pm 0.3$ & $\rm 17^{-3}_{+3}$ & 1.15 & 29 \\ Interval 3 & 02:30:45 & 02:30:48 & PO & $2.2 \pm 0.3$ & & 1.29 & 21 \\ & & & CPL& \multicolumn{4}{c}{Not constrained} \\ & & & QT & \multicolumn{4}{c}{Not constrained} \\ \hline \end{tabular} \end{table}