\begin{table}%t1
%\centering
\par
  \caption{  \label{startab}
  Observed and inferred stellar parameters for GJ~777~A.
}
$$
\begin{tabular}{llr@{  $~\pm~$  }l}
\hline\hline
HD                          &                     & \multicolumn{2}{c}{190~360}\\
HIP             	    &                     & \multicolumn{2}{c}{98~767}\\
$\rm Sp.~Type$                 &                     & \multicolumn{2}{c}{G6IV}\\
$m_{V}$                 &                     & \multicolumn{2}{c}{5.73}\\
$B-V$                       &                     & 0.749     & 0.001\\
$\pi$                       & (mas)               & 69.92     & 0.62\\
$\rm Distance$                  & (pc)                & 15.89     & 0.16\\
$\mu _{\alpha}\cos(\delta)$ & (mas yr$^{\rm -1}$) & 683.32    & 0.42\\
$\mu _{\delta}$             & (mas yr$^{\rm -1}$) & $-$524.06 & 0.51\\
$M_{V}$                 &                     & \multicolumn{2}{c}{4.72}\\
$B.C.$                      &                     & \multicolumn{2}{c}{$-$0.1175}\\
$L$                         & ($L_{\sun}$)        & \multicolumn{2}{c}{1.13}\\
$T_{\rm eff}$               & (K)          & 5590      & 50\\
$[$Fe/H$]$                  &                     & 0.25      & 0.05\\
$\log g$                    & (cgs)               & 4.48      & 0.15\\
$\xi _{\rm t}$              & (km~s$^{-1}$)	  & 1.06      & 0.10\\
$\log R^{'}_{\rm HK}$       &                     & \multicolumn{2}{c}{$-$5.05}\\
$P_{\rm rot}$               & (d)                 & \multicolumn{2}{c}{38}\\
$\rm age({\rm HK})$	 	    & (Gyr)               & \multicolumn{2}{c}{6.7}\\
$v\sin i$                   & (km~s$^{-1}$)      & \multicolumn{2}{c}{$<$1}\\
$R_{\ast}$                  & ($R_{\sun}$)        & \multicolumn{2}{c}{1.13}\\
$M_{\ast}$                  & ($M_{\sun}$)        & \multicolumn{2}{c}{0.96}\\[0.05cm]
\hline
\end{tabular}
$$
\end{table}