\begin{table}%t7
%\centering
\par
\caption{\label{tab_grad}Line strength and total metallicity gradients: $\triangle$ index/ $\triangle$ $\log (r)$.}
 \begin{tabular}{lccccccccccccr}
\hline \hline\noalign{\smallskip}
Galaxy    & Range    &Mgb      & Fe5015  &Fe5270  &Fe5335 & $\langle {\rm Fe}\rangle$  & Fe5406   &H$\beta$   &Z/H   &$\alpha$/Fe &Age\\
Name     & ($R_e$)     &Slope    &Slope    &Slope   &Slope  &Slope    &Slope   &Slope      &Slope &Slope      &Slope\\
&          &$\pm $   &$\pm$    &$\pm $  &$\pm$  &$\pm $   &$\pm$     &$\pm$    &$\pm$ &$\pm$       &$\pm$\\
\hline
\object{NGC~1600}& 0--0.5     &--0.787    &--0.339   &--0.179 &--0.196 &--0.187 &--0.207 &--0.125  &--0.342  &--0.042  &1.32 \\
&           &0.067     &0.082    &0.036  &0.053  &0.038  &0.094  &0.028   &0.029   &0.012   &0.43\\
        & 0--1       &--0.742    &--0.537   &--0.268 &--0.222 &--0.245 &--0.236 &--0.172  &--0.288  &-0.044  &1.398\\
        &           &0.069     &0.085    &0.037  &0.046  &0.036  & 0.029 & 0.033  & 0.028  &0.009   &0.343\\
 \object{NGC~4125} &0--0.5      &--0.378    &--0.328   &--0.215 &--0.267 &--0.241 &--0.121 &0.224   &--0.225  &--0.037  &--3.527\\
        &           &0.021     &0.036    &0.038  &0.020  &0.024  &0.017  &0.020   &0.013   &0.006   &1.234\\
        &0--1        &--0.464    &--0.405   &--0.260 &--0.319 &--0.289 &--0.185 &0.173   &--0.235  &0.008   &--2.464\\
        &           &0.023     &0.035    &0.033  &0.020  &0.021  &0.019  &0.020   & 0.014  &0.006   &1.250\\
 \object{NGC~7619} &0--0.5      &--0.711    &--0.571   &--0.192 &--0.352 &--0.272 &--0.299 &0.078   &--0.343  &0.041   &--1.420\\
        &           &0.049     &0.082    &0.035  &0.038  &0.028  &0.036  &0.021   &0.028   &0.010   &0.614\\
        &0--1        &--0.787    &--0.953   &--0.280 &--0.437 &--0.359 &--0.264 &--0.026  &--0.327  &--0.034  &2.143\\
        &           &0.048     &0.103    &0.035  &0.037  &0.028  &0.036  &0.039   &0.024   &0.011   &0.497\\
\hline
\end{tabular}
\end{table}