\begin{table}%t12 \caption{\label{7789}Literature abundance determinations for NGC~7789 based on high resolution spectroscopy.} \vspace*{-2mm} %\centerline { \begin{tabular}{l r r} \hline\hline \noalign{\smallskip} & {\it Here} & T05\tablefootmark{a} \\ \hline $R=\lambda/\delta\lambda$ & 30~000 & 30~000 \\ $S/N$ & 50--100 & $\geq$50 \\ \hline $[$Fe/H$]$ & +0.04~$\pm$~0.07($\pm$0.10) & --0.04~$\pm$~0.05 \\ $[$Al/Fe$]$ & --0.03~$\pm$~0.09($\pm$0.05) & +0.18~$\pm$~0.08 \\ $[$Ca/Fe$]$ & --0.18~$\pm$~0.09($\pm$0.03) & +0.14~$\pm$~0.07 \\ $[$Co/Fe$]$ & --0.02~$\pm$~0.01($\pm$0.06) & +0.09~$\pm$~0.14 \\ $[$Cr/Fe$]$ & +0.01~$\pm$~0.05($\pm$0.06) & --0.05~$\pm$~0.09 \\ $[$Mg/Fe$]$ & +0.22~$\pm$~0.07($\pm$0.10) & +0.18~$\pm$~0.07 \\ $[$Na/Fe$]$ & --0.05~$\pm$~0.13($\pm$0.04) & +0.28~$\pm$~0.07 \\ $[$Ni/Fe$]$ & --0.01~$\pm$~0.01($\pm$0.10) & --0.02~$\pm$~0.05 \\ $[$O/Fe$]$ & +0.16~$\pm$~0.06($\pm$0.03) & --0.07~$\pm$~0.09 \\ $[$Sc/Fe$]$ & +0.08~$\pm$~0.02($\pm$0.08) & --0.02~$\pm$~0.07 \\ $[$Si/Fe$]$ & --0.01~$\pm$~0.02($\pm$0.07) & +0.14~$\pm$~0.05 \\ $[$Ti/Fe$]$ & --0.03~$\pm$~0.09($\pm$0.06) & --0.03~$\pm$~0.07 \\ $[$V/Fe$]$ & --0.01~$\pm$~0.09($\pm$0.14) & +0.09~$\pm$~0.12 \\ $[$Y/Fe$]$ & +0.08~$\pm$~0.09($\pm$0.12) & +0.13~$\pm$~0.13 \\ \hline \end{tabular}} \vspace*{-2mm} \tablefoot{ \tablefoottext{a}{\citet{taut05}, from 6 giants and 3 red clump giants.}} \vspace*{-2mm} \end{table}