\begin{table}%t1
\caption{\label{tab1}Observed offset of the network contrast for 19 emission lines. Lines
from the same raster are co-temporal, raster start and stop time are in UTC.}
\small%\centering
\par
\begin{tabular}{lrccc}
\hline\hline\noalign{\smallskip}
Line & $\lambda$ / {\AA} & log $T$/K & $\Delta \lambda$ / {\AA}   &Time\\
\hline
Mg~{\sc ix}  &749.54    & 6.0 &  0.017 & 01:44--02:35\\
S~{\sc iv}   &750.22    & 5.0 &  0.124 & 01:44--02:35\\
N~{\sc iv}   &765.15    & 5.1 &  0.172 & 02:37--03:28\\
Ne~{\sc viii}&780.30    & 5.8 &  0.002 & 02:37--03:28\\
S~{\sc v}    &786.47    & 5.26&  0.143 & 02:37--03:28\\
O~{\sc iv}   &787.72    & 5.23&  0.174 & 02:37--03:28\\
O~{\sc v}    &761.99    & 5.4 &  0.136 & 02:37--03:28\\
O~{\sc ii}   &833.32    & 4.5 &  0.075 & 03:30--04:20\\
O~{\sc iii}  &833.74    & 4.9 &  0.155 & 03:30--04:20\\
C~{\sc iii}  &977.03    & 4.8 &  0.142 & 05:15--06:06\\
C~{\sc ii}   &1037.00   & 4.4 &  0.109 & 06:08--06:59\\
O~{\sc vi}   &1031.93   & 5.5 &  0.134 & 06:08--06:59\\
N~{\sc ii}   &1083.99   & 4.4 &  0.053 & 07:01--07:52\\
Si~{\sc iii} &1206.51   & 4.7 &  0.161 & 07:54--08:45\\
N~{\sc v}    &1238.82   & 5.3 &  0.157 & 08:48--09:39\\
Si~{\sc ii}  &1309.28   & 4.26&  0.024 & 10:33--11:24\\
Ni~{\sc ii}  &1317.22   & 4.1 &  --0.007& 10:33--11:24\\
N~{\sc i}    &1318.98   & 4.0 &  --0.009& 10:33--11:24\\
Si~{\sc iv}  &1402.77   & 4.9 &  0.151 & 11:26--12:17\\
\hline
\end{tabular}
\end{table}