\begin{table}%t1
\par
\caption{\label{t1} General information on the observed stars.}
%\centerline
{\begin{tabular}{lclllclrrcc}
\hline\hline
HIP & Cmp$^{1}$ & GJ$^{2}$ & CCDM$^{3}$ & Extra Ident. & $m_{V}$ & Sp & $\rho$ (\textit{Hp}) & $\theta$ (\textit{Hp}) & $\pi$   & $\sigma$($\pi$) \\
 Nr &           & Nr       &            &              & (mag) &    & ($\arcsec$) & ($\degr$)     & (mas) & (mas)         \\
\noalign{\smallskip}
\hline
\noalign{\smallskip}
473       & AB        &    4    & 00057+4548   & BD +45 4408  &  9.01 & K7   &  6.041 & 178.3 & 85.10	    &  2.74	 \\	    
2552      & Aa-B      &   22    & 00325+6714   & BD +66 34    & 10.29 & M2   &  4.147 & 163.4 & 97.$^{4}$   &  2.$^{4}$  \\
3937      & AB        & 3060    & 00506+2449   & LDS 3203     & 11.69 & M3.5 &  2.080 & 316.  & 83.20	    &  9.08	 \\
10531/29  & AB        &   90    & 02157+6740   & HD 13579     &  7.18 & K2V  & 18.580 & 337.3 & 55.1$^{5}$  &  1.2$^{5}$ \\
13642     & AB        & 9105    & 02556+2652   & HD 18143     &  7.58 & G5   &  5.538 & 220.3 & 43.71	    &  1.26	 \\
15844     & AB        &  140    & 03241+2347   & WOR 4        & 10.38 & M1   &  2.247 & 347.1 & 50.54	    &  4.66	 \\
17666     & AB        & 1064    & 03470+4126   & HD 23439     &  8.18 & K1V  &  7.307 &  54.2 & 40.83	    &  2.24	 \\
17749/50  & A-BC      &  153    & 03480+6841   & HD 23189     &  9.07 & K0   & 17.11  &  14.  & 57.53	    &  2.68	 \\
18512     & AB        &  157    & 03575\mn0110 & HD 24916     &  8.00 & K4V  & 11.078 &  17.3 & 63.41       &  2.00      \\
21088     & AB        &  169.1  & 04312+5858   & STI 2051     & 10.82 & M4   &  8.350 &  69.4 & 180.6$^{6}$ & 0.8$^{6}$  \\
54952     & AC        &  420    & 11153+7328   & HD 97584     &  7.63 & K5   &  6.619 & 321.0 & 68.13	    &  1.18	 \\
56~809     & AB        & 9370    & 11387+4506   & HD 101177    &  6.44 & G0V  &  9.224 & 249.5 & 42.94	    &  0.95	 \\
63253     & AB        &  490    & 12577+3514   & BD +36 2322  & 10.50 & M0.5 & 15.990 & 225.8 & 55.27$^{7}$ &  3.15	 \\
65011/12  & BC        &  507    & 13192+3507   & BD +35 2436  &  9.52 & M0.5 & 17.650 & 129.2 & 75.96	    &  3.31	 \\
65343     & AB        &  509    & 13235+2914   & HD 116495    &  8.90 & K5   &  1.313 &  77.8 & 53.97	    &  2.13	 \\
66077     & AB        &  516    & 13327+1649   & VYS 6        & 11.38 & M2.5 &  --    & --    & 61.5$^{6}$  & 5.7$^{6}$  \\
66492     & AB        &  520    & 13379+4808   & BD +48 2138  &  9.76 & M0   &  2.166 & 311.9 & 45.66	    &  2.72	 \\
67422     & AB        &  528    & 13491+2659   & HD 120476    &  7.04 & K2   &  3.456 & 166.5 & 73.25$^{7}$ &  1.33	 \\
79492     & AB        &  615.1  & 16134+1331   & HD 145958    &  6.68 & G8V  &  4.139 & 352.2 & 41.05	    &  1.58	 \\
83020     & AB        &  649.1  & 16578+4722   & HD 153557    &  7.83 & K3V  &  4.915 &  61.0 & 55.71	    &  1.21	 \\
83988/96  & AB        &  659    & 17102+5430   & HD 155674    &  8.80 & K0   & 22.189 & 133.6 & 47.14	    &  1.88	 \\
86282     & AB        & 9596    & 17378+2257   & BD +23 3151  &  9.89 & K5   &  4.265 & 185.5 & 42.0$^{6}$  & 2.8$^{6}$  \\
87768     & AB        &  698    & 17557+1830   & BD +18 3497  &  9.23 & K5   & 18.788 &  46.7 & 43.40	    &  2.21	 \\
91768/72  & AB        &  725    & 18428+5937   & HD 173739    &  8.91 & M3V  & 13.34  & 170.4 &280.28	    &  2.57	 \\
94336     & AB        & 9648    & 19121+4951   & HD 179958    &  6.57 & G4V  &  7.648 & 207.8 & 40.16	    &  0.83	 \\
97241     & AB        & 4122    & 19458+3223   & CRI 24       & 10.86 & M1   & 12.765 & 338.9 & 87.57	    &  4.80	 \\
97292     & AB        &  767    & 19464+3201   & HD 331161    & 10.28 & M1   &  4.866 & 133.7 & 73.8$^{6}$  & 1.9$^{6}$  \\
106694    & AB        &  834    & 21366+3927   & VYS 10       & 10.20 & M0   &  1.783 & 283.6 & 46.80	    &  3.37	 \\
110526    & AB        &  856    & 22235+3228   & WOR 11       & 11.40 & M3   &  1.772 & 199.0 & 62.18	    & 10.01	 \\
110640    & AB        &  857.1  & 22248+2233   & BD +21 4747  &  8.82 & M0   &  1.613 & 228.  & 46.74	    &  1.66	 \\
110893    & AB        &  860    & 22281+5741   & HD 239960    &  9.59 & M3   &  3.400 & 128.3 &249.52	    &  3.03	 \\
\hline
\end{tabular}}
\smallskip
$^{1}$ {Component identification}. \\
$^{2}$ {Gliese \& Jahreiss  (\cite{gj})}. \\
$^{3}$ {Dommanget \& Nys  (\cite{ccdm})}. \\
$^{4}$ {Revised Hipparcos parallax (\cite{so}).}\\
$^{5}$ {The alternative Hipparcos parallax solution is adopted.} \\
$^{6}$ {Van Altena et~al.  (\cite{van})}. \\
$^{7}$ {The ground-based and Hipparcos parallaxes are slightly discrepant (2 $\sigma$-level).} \\
\end{table}