\begin{table}%tC.12 \caption{\label{rclabel_hcg93b}HCG 93b rotation curve.} \par %\centering \par \begin{tabular}{cccccccc} \hline \hline \noalign{\smallskip} $r$ & $\sigma_r$ & $r$ & $\sigma_r$ & $v$ & $\sigma_v$ & $N$ & Side \\ (kpc) & (kpc) &(\arcsec) &(\arcsec) & (km~s$^{-1}$)& (km~s$^{-1}$) & bins\\ (1)&(2)&(3)&(4)&(5)&(6)&(7)&(8)\\ \hline 0.00 & 0.00 & 0.0 & 0.0 & -87 & 29 & 1 & r \\ 0.58 & 0.00 & 1.9 & 0.0 & 53 & 29 & 1 & a \\ 0.58 & 0.00 & 1.9 & 0.0 & 117 & 29 & 1 & r \\ 0.85 & 0.02 & 2.7 & 0.1 & 77 & 8 & 2 & a \\ 0.85 & 0.02 & 2.7 & 0.1 & 128 & 22 & 2 & r \\ 0.98 & 0.00 & 3.2 & 0.0 & 75 & 29 & 1 & a \\ 0.98 & 0.00 & 3.2 & 0.0 & 114 & 29 & 1 & r \\ 1.14 & 0.02 & 3.7 & 0.1 & 64 & 1 & 2 & a \\ 1.16 & 0.03 & 3.7 & 0.1 & 105 & 19 & 3 & r \\ 1.34 & 0.00 & 4.3 & 0.0 & 126 & 29 & 1 & r \\ 1.34 & 0.00 & 4.3 & 0.0 & 61 & 29 & 1 & a \\ 1.43 & 0.01 & 4.6 & 0.0 & 98 & 2 & 2 & r \\ 1.44 & 0.00 & 4.7 & 0.0 & 74 & 29 & 1 & a \\ 1.58 & 0.00 & 5.1 & 0.0 & 110 & 29 & 1 & r \\ 1.64 & 0.04 & 5.3 & 0.1 & 56 & 3 & 3 & a \\ 1.73 & 0.00 & 5.6 & 0.0 & 82 & 29 & 1 & a \\ 1.76 & 0.03 & 5.7 & 0.1 & 116 & 17 & 2 & r \\ 1.84 & 0.00 & 6.0 & 0.0 & 121 & 29 & 1 & r \\ 1.89 & 0.04 & 6.1 & 0.1 & 95 & 8 & 2 & a \\ 2.06 & 0.05 & 6.7 & 0.2 & 105 & 5 & 2 & a \\ 2.19 & 0.03 & 7.1 & 0.1 & 91 & 0 & 3 & a \\ 2.19 & 0.03 & 7.1 & 0.1 & 123 & 13 & 3 & r \\ 2.33 & 0.03 & 7.6 & 0.1 & 111 & 8 & 2 & a \\ 2.37 & 0.00 & 7.7 & 0.0 & 146 & 29 & 1 & r \\ 2.45 & 0.00 & 7.9 & 0.0 & 163 & 29 & 1 & a \\ 2.47 & 0.00 & 8.0 & 0.0 & 176 & 29 & 1 & r \\ 2.60 & 0.00 & 8.4 & 0.0 & 148 & 29 & 1 & r \\ 2.67 & 0.06 & 8.6 & 0.2 & 138 & 10 & 4 & a \\ 2.80 & 0.03 & 9.1 & 0.1 & 102 & 7 & 2 & a \\ 2.81 & 0.03 & 9.1 & 0.1 & 164 & 13 & 2 & r \\ 2.94 & 0.01 & 9.5 & 0.0 & 210 & 26 & 2 & r \\ 2.94 & 0.00 & 9.5 & 0.0 & 124 & 29 & 1 & a \\ 3.12 & 0.03 & 10.1 & 0.1 & 160 & 29 & 5 & r \\ 3.15 & 0.02 & 10.2 & 0.1 & 157 & 24 & 2 & a \\ 3.32 & 0.02 & 10.8 & 0.1 & 200 & 5 & 4 & r \\ 3.34 & 0.00 & 10.8 & 0.0 & 135 & 2 & 2 & a \\ 3.47 & 0.02 & 11.2 & 0.1 & 147 & 21 & 2 & a \\ 3.47 & 0.02 & 11.2 & 0.1 & 230 & 25 & 2 & r \\ 3.58 & 0.02 & 11.6 & 0.1 & 202 & 1 & 3 & r \\ 3.59 & 0.00 & 11.6 & 0.0 & 116 & 29 & 1 & a \\ 4.08 & 0.32 & 13.2 & 1.0 & 200 & 9 & 25 & r \\ 4.82 & 0.72 & 15.6 & 2.3 & 142 & 10 & 25 & a \\ 5.31 & 0.47 & 17.2 & 1.5 & 220 & 11 & 25 & r \\ 6.81 & 0.52 & 22.0 & 1.7 & 208 & 10 & 25 & a \\ 13.94 & 6.55 & 45.2 & 21.2 & 173 & 16 & 25 & a \\ 15.52 & 8.21 & 50.2 & 26.6 & 208 & 16 & 23 & r \\ 27.50 & 1.18 & 89.1 & 3.8 & 118 & 5 & 25 & a \\ 29.64 & 0.45 & 96.0 & 1.5 & 138 & 4 & 15 & a \\ \hline \end{tabular} \tablefoot {(1), (3) Galactic radius. (2), (4) Dispersion around the galactic radius. (5) Rotation velocity. (6) Dispersion on the rotation velocity. (7)~Number of velocity bins. (8) Receding -- r -- or approaching -- a -- side.} \end{table}