\begin{table}%t1
\caption{The sample.}
\label{optical}
%\centerline
{\begin{tabular}{cccccc}\hline\hline
Name & $\alpha$(J2000) & $\delta$(J2000) & $B_{\rm T}$ (mag) & $D$ (Mpc) & Class  \\
(1)& (2)  &(3) & (4) & (5)& (6)  \\
\hline
NGC 0185  & 00 38 57.40  & +48 20 14.4   &10.10 &0.7 &S2 \\
NGC 0676  & 01 48 57.38  & +05 54 25.70  &10.50 &19.5&S2: \\
NGC 1058 & 02 43 30.24 & +37 20 27.20   &11.83 &9.1 &S2 \\
%NGC 1068$^{\ddagger}$ & 02 42 40.73 & -00 00 47.65  & 9.61 &14.4& S1.9 \\
NGC 1167 & 03 01 42.40 & +35 12 21.00   &13.38 &65.3& S2 \\
NGC 1275 & 03 19 48.16 & +41 30 42.38   &12.64 &70.1& S1.5  \\
%NGC 1358$^{\ddagger}$ & 03 33 39.67 & +05 05 21.85  &13.04 &53.6& S2 \\
%NGC 1667$^{\ddagger}$ & 04 48  37.14 & +06 19 11.88 &12.77 &61.2 & S2 \\
NGC 2273 & 06 50 08.71 & +60 50 45.01   &12.55 &28.4& S2\\
%NGC 2639$^{\ddagger}$ & 08 43 38.00 & +50 12 20.32  &12.56 &42.6& S1.9\\
NGC 2655 & 08 55  38.84& +78 13 25.20   &10.96 &24.4& S2\\
NGC 3031 & 09 55 33.17 &+69 03 55.06    & 7.89 &1.4& S1.5\\
NGC 3079 & 10 01 58.53 &+55 40 50.10    &11.54 &20.4 & S2\\
NGC 3147 & 10 16 53.27 &+73 24 02.40    &11.43 &40.9& S2 \\
%NGC 3185$^{\ddagger}$ & 10 17 38.66 & +21 41 17.20   &12.99 &21.3& S2:\\
NGC 3227 & 10 23 30.58 & +19 51 53.99   &11.10 &20.6 & S1.5 \\
NGC 3254 & 10 29 19.96 & +29 29 29.60   &12.41 &23.6& S2 \\
NGC 3486 & 11 00 24.10  &+28 58 31.60   &11.05 &7.4 & S2 \\
NGC 3516 & 11 06 47.49 & +72 34 06.80   &12.50 &38.9& S1.2 \\
NGC 3735 & 11 35 57.49  &+70 32 07.70   &12.50 &41.0& S2: \\
NGC 3941 & 11 52 55.42 &+36 59 10.50    &11.25 &18.9& S2: \\
NGC 3976 & 11 55 57.35 &+06 44 57.00    &12.30 &37.7& S2: \\
NGC 3982 & 11 56 28.10 &+55 07 30.50    &11.78 &17.0& S1.9 \\
NGC 4051 & 12 03 09.61 &+44 31 52.80    &11.88 &17.0& S1.2 \\
NGC 4138 & 12 09 29.87 &+43 41 06.00    &12.16 &17.0& S1.9 \\
NGC 4151 & 12 10 32.57 &+39 24 20.63    &11.50 &20.3& S1.5 \\
NGC 4168 & 12 12 17.30  &+13 12 17.9    &12.11 &16.8& S1.9: \\
NGC 4169 & 12 12 18.93 &+29 10 44.00    &13.15 &50.4 & S2 \\
%NGC 4235$^{\ddagger}$ &12 17 09.90 &+07 11 29.08    &12.62 &35.1 & S1.2 \\
NGC 4258 & 12 18 57.54 &+47 18 14.30    &9.10  &6.8 & S1.9 \\
NGC 4378 & 12 25 18.14 &+04 55 31.60    &12.63 &35.1& S2 \\
NGC 4388 & 12 25 46.70 &+12 39 40.92    &11.76 &16.8& S1.9 \\
NGC 4395 & 12 25 48.93 &+33 32 47.80    &10.64 &3.6 & S1.8 \\
NGC 4472 & 12 29 46.76 &+07 59 59.90    & 9.37 &16.8& S2:: \\
NGC 4477 & 12 30 02.22 &+13 38 11.30    &11.38 &16.8& S2 \\
NGC 4501 & 12 31 59.34 &+14 25 13.40    &10.36 &16.8& S2 \\
NGC 4565 & 12 36 21.07 &+25 59 13.50    &10.42 &9.7& S1.9 \\
NGC 4639 & 12 42 52.51 &+13 15 24.10    &12.24 &16.8& S1 \\
NGC 4698 & 12 48 22.98 &+08 29 14.80    &11.46 &16.8& S2 \\
NGC 4725 & 12 50 26.69 &+25 30 02.30    &10.11 &12.4& S2: \\
NGC 5033 & 13 13 27.52 &+36 35 37.78    &10.75 &18.7& S1.5 \\
NGC 5194 & 13 29 52.37 &+47 11 40.80    &8.96 &7.7& S2 \\
NGC 5273 & 13 42 08.33 &+35 39 15.17    &12.44 &21.3& S1.5 \\
%NGC 5548$^{\ddagger}$ &14 17 59.53 &+25 08 12.44    &13.30 &67.0&S1.5 \\
NGC 6951 & 20 37 14.41 &+66 06 19.70    &11.64 &24.1& S2 \\
NGC 7479 & 23 04 56.69 &+12 19 23.20    &11.60 &32.4& S1.9 \\
NGC 7743 & 23 44 21.44 &+09 56 03.60    &12.38 &24.4 & S2 \\\hline
\end{tabular}}
\smallskip
\par
Column 1: Galaxy name. Columns 2 and 3: optical coordinates.
Column 4: Total apparent $B$ magnitude  taken from Ho et~al. (\cite{Ho1997}). Column 5: source distance in Mpc from Ho et~al. (\cite{Ho1997}). Column 6: optical classification from Ho et~al.~(\cite{Ho1997}). Quality ratings. 
are given by ``:'' and ``::'' for uncertain and highly uncertain classification.
\end{table}