\begin{table}%t1
 \caption{Basic properties of the dwarf irregular galaxy \eso{}. The left
and middle columns list the different quantities and their values; the right
column lists corresponding references~-- (1) NED; (2)~HyperLEDA; (3) This
paper; (4) \cite{kkhm04}. }\label{tab:phys_par}
 %\centering
\small
 \begin{tabular}{p{39mm}p{36mm}p{1mm}}
   \hline
   \hline
   Quantity                                    & Value
& R.\\
   \hline
   Morphological type                          & IB(s)m
& 1\\
   Right ascension (J2000)                     & $\alpha=06^{\rm h}05^{\rm
m}45\fs2$   & 1\\
   Declination (J2000)                         &
$\delta=-33\degr04\arcmin51\arcsec$   & 1\\
   Galactic longitude                          & $l=239\fdg47$
& 1\\
   Galactic latitude                           & $b=-23\fdg36$
& 1\\
   \hline
&& \\[-8pt]
   Heliocentric radial velocity                & $\vsun=786 \pm 11$~\kms{}
& 2\\
   \quad (from \hi{} measurements)             & $\vsun=784 \pm 2$~\kms{}
& 3\\
   \hline
   Scale length ($B$)                          & $h_B = 50\arcsec \pm
5\arcsec$       & 3\\
   Radius~($25$~$B$~mag~${\rm arcsec}^{-2}$)   & $\rtf=1\farcm29 \pm
0\farcm09$        & 2\\
                                               & $\rtf=1\farcm27 \pm
0\farcm03$        & 3\\
   Radius~($26.5$~$B$~mag~${\rm arcsec}^{-2}$) & $\rhol=2\farcm30 \pm
0\farcm08$       & 3\\
   \hline
   Inclination                                 & $i=70\fdg5$
& 2\\
   Axial~ratio~($25$~$B$~mag~${\rm arcsec}^{-2}$) & $q_{25} = 0.51 \pm 0.06$
& 2\\
                                               & $q_{25} = 0.54 \pm 0.04$
& 3\\
   Asymmetry                                   & $Q_{\rm asym} = 1.7\%$
& 3\\
   \mbox{Position~angle~($25$~$B$~mag~${\rm arcsec}^{-2}$)} & PA $= 55.4\degr$
& 2\\
                                               & PA $= 62\degr \pm 4\degr$
& 3\\
   \hline
&& \\[-8pt]
   Central surface brightness                  & $\mu_B(0) = 23.3$~mag~${\rm
arcsec}^{-2}$ & 3\\
   Apparent total $B$ mag                      & $B_{\rm T}=13.81 \pm
0.22$~mag        & 2\\
                                               & $B_{\rm T}=13.8 \pm
0.1$~mag         & 3\\
   Corrected apparent $B$ mag                  & $B_{\rm c}=13.8 \pm
0.22$~mag                  & 2\\
                                               & $B_{\rm c}=13.6 \pm
0.1$~mag              & 3\\
   Corrected absolute $B$ mag                  & $M_B=-16.44$~mag
& 2\\
                                               & $M_B=-16.6 \pm 0.3 $~mag
& 3\\
   \hline
   Distance                                    & $D=8.02$~Mpc
& 2\\
                                               & $D=10.8\pm 1.4$~Mpc
& 3\\
						& $D=7.7$~Mpc
& 4\\
   Scale                                       & $1\arcmin=2.3$~kpc
& 2\\
                                               & $1\arcmin=3.1\pm0.4$~kpc
& 3\\
						& $1\arcmin=2.2$~kpc
& 4\\
   \hline
&& \\[-8pt]
   Total \hi{} mass                            & $M_{\rm
HI}=(6.4\pm1.7)\times10^8$~$\msun$    & 3\\
   \mbox{\hi{}~mass-to-blue-luminosity~ratio}         &
\mbox{$M_\hi/L_B=0.96\pm0.14~\msun/\lsunblue$} & 3\\
   \hline
 \end{tabular}
\end{table}