\begin{table}%t7
%\centering
\par
\caption{Results of gradient fitting.\label{table:vfit}}
\begin{tabular}{lrrrr}
\hline\hline
Source   & $\Gamma$               & $\Theta_{\Gamma}$ & $\Gamma\times d$ & $\beta$     \\
         & (km s$^{-1}$ pc$^{-1}$)&   (deg E of N )   &  (km s$^{-1}$)   & ($10^{-3}$) \\
\noalign{\smallskip}\hline\noalign{\smallskip}
\par
RNO~1B              & 1.64(0.04) &   145.8(1.1) & 0.8  & 11.6  \\
NGC~281             & 0.42(0.03) &  --59.3(3.5) & 0.3  & 1.5   \\
S~187 (1)           & 1.10(0.11) &    11.0(6.1) & 0.3  & 16.1  \\
S~187 (2+3)         & 1.47(0.13) & --135.1(4.9) & 0.7  & 28.5  \\
G~133.69+1.22 (1)   & 2.90(0.25) &   141.9(5.3) & 2.3  & 67.8  \\
G~133.69+1.22 (2)   & 0.48(0.09) &  --75.4(5.0) & 0.2  & 2.4   \\
S~199               & 0.27(0.03) &  --24.4(7.4) & 0.2  & 3.6   \\
S~201               & 1.35(0.11) &   143.9(4.0) & 0.6  & 20.0  \\
G~173.48+2.45       & 1.25(0.01) &    26.1(0.8) & 0.8  & 12.1  \\
G~173.58+2.44       & 0.47(0.03) &   149.4(3.1) & 0.4  & 10.8  \\
AFGL~6366 (1)       & 0.28(0.05) &  --89.5(13.3)& 0.1  & 0.4   \\
AFGL~6366 (2)       & 0.99(0.06) & --120.2(3.4) & 0.5  & 10.6  \\
S~255 (1)           & 1.39(0.03) &  --28.9(1.9) & 0.8  & 13.7  \\
S~255 (2)           & 0.59(0.03) &  --35.1(3.4) & 0.4  &  7.4  \\
S~76E               & 0.52(0.01) & --175.9(1.6) & 0.4  & 2.3   \\
DR~21               & 0.41(0.01) &  --95.8(0.4) & 0.5  & 3.9   \\
S~140               & 0.41(0.02) &    58.6(2.5) & 0.2  & 1.4   \\
S~153               & 0.09(0.02) & --122.8(9.5) & 0.2  & 1.0   \\
G~264.28$+$1.48     & 1.15(0.03) &   108.7(2.3) & 0.3  & 3.0   \\
G~265.14$+$1.45     & 0.82(0.01) &  --69.5(0.6) & 0.5  & 7.0   \\
G~268.42$-$0.85     & 0.92(0.03) &   122.7(1.9) & 0.3  & 8.3   \\
G~269.11$-$1.12     & 0.66(0.01) &  --88.4(0.5) & 0.6  & 7.6   \\
G~285.26$-$0.05     & 0.46(0.01) & --123.7(1.3) & 0.7  & 7.2   \\
G 291.27$-$0.71     &0.158(0.004)&   113.3(1.2) & 0.2  & 0.6   \\
G~294.97$-$1.73     & 1.33(0.03) & --112.4(1.2) & 0.5  & 5.1   \\
G~345.41$-$0.94 (1) & 0.81(0.01) & --176.6(1.4) & 0.9  & 10.7  \\
G~345.41$-$0.94 (2) & 1.05(0.02) & --87.3(0.8)  & 1.6  & 70.8  \\
\hline
\end{tabular}
\end{table}