\begin{table}%t3 \caption{\label{BrightVAR}Objects with possible short-term brightness variability.} \small%\centerline { \begin{tabular}{c c c c c c c} \hline\hline & Object & Type & $\Delta t$(min) & $\Delta R$(mag) & $\sigma_{\rm phot}$ & $R$-range\\ \hline 3$\sigma$ var. & 1997SZ$_{10}$ & 2:1 & 33 & 0.36 & 0.06 & 22.82--23.18\\ & 2000CR$_{105}$& ESDO & 50 & 0.21 & 0.05 & 23.28--23.49\\ & 2000YC$_{2}$ & SDO & 42 & 0.33 & 0.10 & 22.86--23.19\\ & 2000YU$_{1}$ & Hot & 44 & 0.12 & 0.03 & 23.77-23.89\\ & 2003AZ$_{84}$ & 3:2 & 18 & 0.20 & 0.01 & 20.04--20.24\\ & 2003QB$_{112}$& Hot & 151 & 0.48 & 0.05 & 22.40--22.88\\ & 2003QY$_{111}$& Cold & 156 & 0.72 & 0.11 & 23.10--23.82\\ $\leq$$2\sigma$ var. & 2000CP$_{104}$& Hot & 58 & 0.08 & 0.04 & 23.17--23.25\\ & 2001QX$_{322}$& SDO & 24 & -- & 0.05 & 21.97--22.01\\ & 2002UX$_{25}$ & Hot & 46 & -- & 0.01 & 19.63--19.64\\ & 2003QW$_{90}$ & Hot & 18 & -- & 0.01 & 21.16--21.19\\ \hline \end{tabular}} \medskip Type, is the dynamical classification of the objects as described in Sect.~\ref{DataAnalysis}: hot (classical with $i>4.5^{\circ}$), cold (classical with $i<4.5^{\circ}$), SDO (scattered disk object), ESDO (extended scattered disk object), 2:1 and 3:2 (Neptune{'}s resonant objects). $\Delta t$, is the measurement interval in minutes. $\Delta R$, is the $R$-magnitude variation. $\sigma_{\rm phot}$~is the uncertainty of the relative photometry of the object (see text). $R$-range, is the total range of the $R$~magnitudes measured. We do not include the $\Delta R$s that are less than~$\sigma_{\rm phot}$. \end{table}