\begin{table}%t6
\caption{Other variables and suspected variables in the field of IC~4996: "Star'' denotes our star number and "Ref'' the cross-reference with the literature (D ... Delgado et~al. \cite{del98}, W ... number given in the WEBDA~database). Values marked with asterisks were derived from our calibration, when no values were available in the literature.}
\label{ic4996var}
%\centering
\small
\begin{tabular}{rllccl}
\hline \hline
 Star & \multicolumn{1}{c}{Ref} & \multicolumn{1}{c}{$V$} & \multicolumn{1}{c}{$(B-V)$} & var. in filter & Remarks \\
 \# & & \multicolumn{1}{c}{mag} & \multicolumn{1}{c}{mag} & $B$ / $V$ / $B$ \& $V$ & \\
 \hline
 10 & D 73 & 14.62 & 0.84 & $V$ & inconclusive \\
 18 & D 54 & 12.36 & 0.66 & $B$ \& $V$ & different $P$ in $B$ \& $V$ \\
 19 & D 56 & 12.93 & 0.39 & $B$ \& $V$ & different $P$ in $B$ \& $V$ \\
 38 & D 91 & 15.63 & 1.86 & $B$ & inconclusive \\
 42 & D 13 & 13.34 & 0.52 & $B$ \& $V$ & different $P$ in $B$ \& $V$ \\
 51 & D 14 & 13.66 & 0.59 & $B$ & inconclusive \\
 67 & D 55 & 12.82 & 0.52 & $B$ \& $V$ & 2 periods \\
 74 & D 83 & 15.25 & 1.13 & $V$ & $P$ is not significant in $B$ \\
 80 & D 18 & 14.04 & 0.58 & $B$ \& $V$ & $P$ $\sim$ 6.708 h \\
 81 & D 61 & 13.60 & 0.59 & $B$ \& $V$ & inconclusive \\
 86 & D 17 & 13.87 & 0.47 & $V$ & 2 periods, unclear\\
 89 & W 110 & 13.81 & 0.55 & $V$ & $P$ is not significant in $B$ \\
 95 & W 50 & 13.72$^{\ast}$ & 0.61$^{\ast}$ & $B$ \& $V$ & 2 close periods\\
 104 & W 115 & 14.03 & 0.64 & $B$ \& $V$ & 2 periods \\
 108 & D 96 & 15.71 & 0.89 & $V$ & inconclusive \\
\hline
\end{tabular}
\end{table}