\begin{table}%t6
%\centering
\par
\caption{\label{tbl-6}Radial velocities, $V_{\rm lsr}$, Doppler parameters, $b$, and corresponding  $\chi^2_\nu$ values normalized per degree of freedom. }
$$
\begin{tabular}{l r@{.}l r@{.}l  r@{.}l r@{.}l r@{.}l r@{.}l r@{.}l  c}
\hline \hline \noalign{\smallskip}
& \multicolumn{14}{c}{ $V_{\rm lsr}$,~\kms~/~$b$,~\kms~/~$\chi^2_\nu$ } \\[2pt] 
& \multicolumn{8}{c}{ NH$_3$ (1,1) } & \multicolumn{6}{c}{ N$_2$H$^+$ $(1-0)$ } & $\Delta V$  \\[2pt]
\multicolumn{1}{c}{Object} &  \multicolumn{2}{c}{outer} & \multicolumn{2}{c}{inner} & \multicolumn{2}{c}{central} & 
\multicolumn{2}{c}{total} & \multicolumn{2}{c}{low} & \multicolumn{2}{c}{high} &
\multicolumn{2}{c}{total} & \multicolumn{1}{c}{(\ms)} \\
\noalign{\smallskip}
\hline 
\noalign{\smallskip}
L1498 &  7&8215(30) & 7&8210(25) & 7&8180(25) & 7&8200(15) & 7&8450(42) & 7&8400(43) & 7&8430(30) & +23.0(3.4) \\[-2pt]
&  0&1080(54) & 0&116(11) & 0&1129(30) & 0&1124(26) & 0&092(15) &  0&0987(40) & 0&1025(68) \\[-2pt]
&  1&37 & 0&65 & 1&07 & 1&00  & 0&84 & 1&16 & 1&08 \\
L1536 &  5&5900(28) & 5&5935(24) & 5&6030(27) & 5&5955(15) & 5&629(11) & 5&6295(92) & 5&6290(80) & +33.5(8.1) \\[-2pt]
&  0&1284(66) & 0&1306(94) & 0&1391(27) & 0&1315(26) & 0&121(24) &  0&117(40) & 0&118(20) \\[-2pt]
&  0&90 & 1&16 & 1&07 & 1&15  & 0&76 & 0&77 & 0&75  \\
CB23 &  6&0345(30) & 6&0365(22) & 6&0325(22) & 6&0345(14) & 6&0515(46) & 6&0385(45) & 6&0460(33) & +11.5(3.6) \\[-2pt]
&  0&1027(65) & 0&106(11) & 0&1071(28) & 0&1064(25) & 0&097(13) &  0&119(12) & 0&1043(92) \\[-2pt]
&  1&47 & 0&84 & 0&86 & 1&08  & 0&64 & 1&40 & 1&00 \\
L1517B &  5&8015(62) & 5&7980(60) & 5&7965(58) & 5&7985(34) & 5&8190(50) & 5&8215(53) & 5&8195(38) & +21.0(5.1) \\[-2pt]
&  0&107(12) & 0&119(28) & 0&1228(64) & 0&1171(57) & 0&109(21) &  0&138(16) & 0&127(14) \\[-2pt]
&  1&13 & 0&45 & 1&15 & 0&84  & 1&00 & 1&03 & 1&03 \\
L1512 &  7&0925(59) & 7&1030(38) & 7&1080(42) & 7&1025(25) & 7&1290(45) & 7&1260(41) & 7&1270(35) & +24.5(4.3) \\[-2pt]
&  0&127(14) & 0&112(21) & 0&1210(48) & 0&1158(43) & 0&0847(92) &  0&085(11) & 0&0850(90) \\[-2pt]
&  0&59 & 0&93 & 1&00 & 0&94  & 0&89 & 0&89 & 0&86 \\
L183 &  2&4195(27) & 2&4165(26) & 2&4275(33) & 2&4225(16) & 2&4395(50) & 2&4485(45) & 2&4445(32) & +22.0(3.6) \\[-2pt]
&  0&1490(78) & 0&1563(65) & 0&1536(29) & 0&1563(27) & 0&149(17) &  0&1484(61) & 0&154(56) \\[-2pt]
&  1&55 & 1&01 & 1&75 & 1&64  & 0&91 & 0&82 & 0&91 \\
L183$^a$ &  2&4245(19) & 2&4265(18) & 2&4375(27) & 2&4265(11) & 2&4190(26) & 2&4135(26) & 2&4165(18) 
& $-10.0(2.1)$ \\[-2pt]
&  0&1579(50) & 0&1681(45) & 0&1816(22) & 0&1610(20) & 0&1325(64) &  0&1624(69) & 0&1423(54) \\[-2pt]
&  1&18 & 0&82 & 1&32 & 1&43  & 1&18 & 1&01 & 1&30 \\
L43 & 0&7020(25) & 0&7040(27) & 0&7150(27) & 0&7050(16) & 0&7485(31) & 0&7470(25) & 0&7480(19) & +43.0(2.5) \\[-2pt]
&  0&1523(63) & 0&1748(64) & 0&1859(29) & 0&1677(25) & 0&1368(88) &  0&173(17) & 0&1512(93) \\[-2pt]
&  1&46 & 1&37 & 0&84 & 1&43  & 1&81 & 0&90 & 1&60 \\
L260-NH$_3$ & 3&4815(25) & 3&4800(21) & 3&4750(25) & 3&4790(14) & 3&4700(59) & 3&4710(52) & 3&4690(37) 
& $-10.0(4.0)$ \\[-2pt]
&  0&1053(55) & 0&119(10) & 0&1144(26) & 0&1131(23) & 0&0997(82) &  0&111(26) & 0&1061(79) \\[-2pt]
&  1&26 & 0&83 & 0&53 & 1&06  & 1&34 & 1&12 & 1&24 \\
\hline
\end{tabular}
$$
\tablefoot{Data from the Nobeyama 45-m radio telescope. The numbers in parentheses correspond to 1$\sigma$ statistical errors. 
\tablefoottext{a}{Offset $(\Delta\alpha,\Delta\delta) = (-31.5'',25'')$.}}
\end{table}