\begin{table}%t1
%\centering
\par
\caption{\label{tab:table1}Observation log for the sources analyzed in this paper.}
  \begin{tabular}{l c c r c c r l l}
\hline
\hline
\noalign{\smallskip}
    Source & $\alpha$(2000) & $\delta$(2000) & Distance & Backend & Date & $t_{\textrm{\tiny int}}$ &\\% \bf{n(\htva) and N(\htva) from:} \\
    & (h:min:s) & (deg:min:s) & (pc) & & (YYMMDD) & (h) &\\% \bf{(molecule/continuum)} \\
\noalign{\smallskip}
    \hline
\noalign{\smallskip}
    L1448   &  03:25:38.8 & +30:44:05 &250 & AOS & 060722--060813  & 38 &\\
    HH 211  & 03:43:56.5 & +32:00:50 &315 & AOS & 070119--070209 & 22  &\\
    L1551& 04:31:34.1 & +18:08:05 & 140 & AC2 & 020208--020213  & 12 &\\
    IC443-G & 06:16:43.4 & +22:32:24 & 1500 & AOS & 020319--020321  & 5 &\\
    TW Hya  & 11:01:51.9 & $-$34:42:17 & 56 & AOS & 031118--031204  & 18 &\\
    $\epsilon$ Cha~{\sc i~}N &11:09:54.6 & $-$76:34 24  &150 & AC2 & 031205--031212 & 11 &\\
    Sa136 (BHR71)  & 12:01:37.0 & $-$65:08:54 & 200 &AOS & 060528--060721 & 41 &\\
    HH54 B  & 12:55:50.3 & $-$76:56:23 &200 & AC2 & 050502--050620 & 10 &\\
    G327.3-0.6& 15:53:08.7 & $-$54:37:01& 2900&AC2&030731--030807&11 &\\
    NGC~6334~{\sc i}& 17:20:53.4 & $-$35:47:02 & 1700 & AC1 & 010926--010927 & 2 &\\
    Ser SMM1 & 18:29:49.8 & +01:15:21 & 310 & AC2 &041026--041031  & 9 &\\
    3C391 BML & 18:49:22.0 & $-$00:57:22 & 8000 & AC2 & 041101--041106  & 14 &\\
    B335& 19:37:01.0 & +07:34:11 & 250 & AC2 & 031024--031101 & 7 &\\
    L1157   & 20:39:06.4 & +68:02:13 &250 & AC2/AOS & 051129--060127 & 119 &\\
    NGC~7538 IRS1& 23:13:46.8 & +61:28:10 &2700 & AOS & 011214--011214 & 1 &\\
    \hline
  \end{tabular}
\end{table}