\begin{table}%t1
\caption{\label{sourcedata}Targets with pointing positions and ice data.} 
%\centering
\small                         
\begin{tabular}{l c c c c c c c c}        
\hline\hline                 
Source & RA & Dec & $V_{\rm LSR}$ & $\alpha$ & Cloud & H$_2$O col. dens. & CH$_3$OH & HNCO \\    
&&&km s$^{-1}$&2--24 $\mu$m&&$10^{18}$~cm$^{-2}$&\% H$_2$O&\% H$_2$O\\
\hline      
IRAS 03254+3050&03:26:37.45&+30:51:27.9&5.1&0.90&Perseus&3.66&$<$4.6&--\\
B1-b&03:33:20.34&+31:07:21.4&6.5&0.68&Perseus&17.67&11.2&--\\
L1489 IRS&04:04:43.37&+26:18:56.4&7.1&1.10&Taurus&4.26&4.9&$<$0.06\\
SVS 4-5&18:29:57.59&01:13:00.6&7.8&1.26&Serpens&5.65&25.2&$<$0.27\\
\hline                                    
\end{tabular}
\end{table}