\begin{table}%t1
\caption{\label{tab_photom}SDSS DR7 {\it z} and UKIDSS DR6 {\it YJHK} photometry for new T dwarf candidates.}
%\centering
\par
\begin{tabular}{l l l l l l l l }
\hline\hline\noalign{\smallskip}
Object  &   $z$       &  $Y$    & $J$     & $H$     & $K$     \\
\hline
ULAS~J032920.22$+$043024.5  & 20.14 $\pm$ 0.13\tablefootmark{*}\tablefootmark{{\dagger}}   & 18.67 $\pm$ 0.05     & 17.50 $\pm$ 0.03     & 17.88 $\pm$ 0.07     & 18.17 $\pm$ 0.19     \\
ULAS~J081918.58$+$210310.8  & 20.73 $\pm$ 0.21         & 18.25 $\pm$ 0.03     & 16.95 $\pm$  0.01\tablefootmark{*} & 17.28 $\pm$ 0.04     & 17.18 $\pm$ 0.06     \\
ULAS~J094516.39$+$075545.6  & 20.34 $\pm$ 0.20         & 18.71 $\pm$ 0.03\tablefootmark{*} & 17.54 $\pm$ 0.02$^*$ & 17.76 $\pm$ 0.04$^*$ & 17.84 $\pm$ 0.07\tablefootmark{*} \\
ULAS~J101243.53$+$102101.6  & 20.22 $\pm$ 0.20         & 18.02 $\pm$ 0.03     & 16.88 $\pm$ 0.01     & 17.25 $\pm$ 0.05     & 17.45 $\pm$ 0.08     \\
ULAS~J130041.72$+$122114.7  & 20.22 $\pm$ 0.19         & 17.72 $\pm$ 0.03     & 16.69 $\pm$ 0.02     & 17.01 $\pm$ 0.04     & 16.90 $\pm$ 0.06     \\
ULAS~J141756.22$+$133045.8  & 20.42 $\pm$ 0.17         & 17.94 $\pm$ 0.03     & 16.77 $\pm$ 0.01     & 17.00 $\pm$ 0.03     & 17.00 $\pm$ 0.04     \\
ULAS~J144901.90$+$114711.3  & 20.16 $\pm$ 0.16         & 18.35 $\pm$ 0.04     & 17.36 $\pm$ 0.02     & 17.73 $\pm$ 0.07     & 18.10 $\pm$ 0.15     \\
ULAS~J150457.65$+$053800.8  & 19.88 $\pm$ 0.13         & 17.65 $\pm$ 0.02     & 16.59 $\pm$ 0.02     & 17.05 $\pm$ 0.04     & 17.41 $\pm$ 0.09     \\
ULAS~J232035.28$+$144829.8  & 20.08 $\pm$ 0.18         & 17.94 $\pm$ 0.03     & 16.76 $\pm$ 0.02     & 17.11 $\pm$ 0.04     & 17.25 $\pm$ 0.10     \\
ULAS~J232123.79$+$135454.8  & 20.11 $\pm$ 0.17         & 17.65 $\pm$ 0.03     & 16.69 $\pm$ 0.02     & 17.09 $\pm$ 0.06     & 17.36 $\pm$ 0.10     \\
ULAS~J234228.96$+$085620.1  & 20.00 $\pm$ 0.13         & 17.42 $\pm$ 0.02     & 16.37 $\pm$ 0.01     & 16.73 $\pm$ 0.03     & 16.98 $\pm$ 0.07     \\
\hline
\end{tabular}
\par
\smallskip
\par
\tablefoot{\tablefoottext{*}{= mean values obtained from multiple measurements.} 
\tablefoottext{{\dagger}}{From two measurements $z=20.75 \pm 0.20$ and $z=19.53\pm 0.18$,
the latter is problematic (different from PSF magnitude).
$z$ magnitudes are on the AB system.
$YJHK$ magnitudes are {\it{aperMag3}} derived for point sources
(Dye et~al. \cite{dye06}) and are on the
Vega system using the MKO photometric system.}}
\end{table}