\begin{table}%T1
            \caption{Journal of observations of the \object{GRB 001109} field.}\label{registro de observaciones}
%\centerline
{
\begin{tabular}{lcccc}
\hline\hline
Date UT                  & Telescope              & Filtre      & Exposure time             &  Limiting magnitude \\
                         &                        &             & (s)                 &  (3$\sigma$)        \\
\hline
09.7708--09.8590/11/2000 & 1.23~CAHA (CCD)         & $R$         &   7 $\times$    500       & 20.9$^{*~~}$   \\
09.7847--09.8854/11/2000 & 1.23~CAHA (CCD)         & $B$         &   3 $\times$    600       & 20.3$^{*~~}$   \\
09.7848--09.7961/11/2000 & 4.20~WHT  (INGRID)      & $K_{\rm S}$       &                 750       & 19.9$^{**}$    \\
09.7968--09.8081/11/2000 & 4.20~WHT  (INGRID)      & $H$         &                 750       & 21.0$^{**}$    \\
09.8083--09.8128/11/2000 & 4.20~WHT  (INGRID)      & $J$         &                 300       & 21.3$^{**}$    \\
09.8447--09.8845/11/2000 & 2.56~NOT  (StanCam)     & $I$         &   4 $\times$    600       & 22.9$^{~~~}$   \\
10.0876--10.1084/11/2000 & 1.00~USNO (CCD)         & $I$         &              1800       & 21.0$^{*~~}$   \\
10.7363--10.7883/11/2000 & 3.50~CAHA (OMEGA Prime) & $H$         &  10 $\times$    300       & 20.5$^{*~~}$   \\
10.7618--10.8417/11/2000 & 1.23~CAHA (CCD)         & $R$         &   9 $\times$    500       & 20.9$^{*~~}$   \\
11.8191--11.8281/11/2000 & 4.20~WHT  (INGRID)      & $H$         &                 600       & 20.7$^{**}$    \\
11.8292--11.8383/11/2000 & 4.20~WHT  (INGRID)      & $K_{\rm S}$       &                 600       & 19.4$^{**}$    \\
11.8423--11.8514/11/2000 & 4.20~WHT  (INGRID)      & $J$         &                 600       & 21.4$^{**}$    \\
13.0560--13.0768/11/2000 & 1.00~USNO (CCD)         & $I$         &              1800       & 21.0$^{*~~}$   \\
22.1590--22.1938/11/2000 & 2.56~NOT  (ALFOSC)      & $B$         &                 600       & 23.0$^{~~~}$   \\
22.8278--22.8444/11/2000 & 2.56~NOT  (ALFOSC)      & $U$         &   2 $\times$    600       & 24.0$^{~~~}$   \\
23.8035--22.8194/11/2000 & 2.56~NOT  (ALFOSC)      & $B$         &   2 $\times$    600       & 23.5$^{~~~}$   \\
26.7576--26.7618/11/2000 & 3.50~CAHA (MOSCA)       & $R$         &                 120       & 22.0$^{~~~}$   \\
27.7514--27.7556/11/2000 & 3.50~CAHA (MOSCA)       & $R$         &                 180       & 22.3$^{~~~}$   \\
22.1590--22.1938/05/2001 & 4.20~WHT  (PF)          & $B$         &   3 $\times$    900       & 24.0$^{~~~}$   \\
22.1951--22.2079/05/2001 & 4.20~WHT  (PF)          & $V$         &   3 $\times$    450       & 23.5$^{~~~}$   \\
29.1249--29.1795/05/2001 & 2.56~NOT  (ALFOSC)      & $U$         &   3 $\times$ 1500       & 23.5$^{~~~}$   \\
30.1249--30.1723/05/2001 & 2.56~NOT  (ALFOSC)      & $V$         &                 900 + 300 & 23.5$^{~~~}$   \\
31.0468--31.0548/05/2001 & 2.56~NOT  (ALFOSC)      & $V$         &                 600       & 22.0$^{~~~}$   \\
18.0361--18.0924/06/2001 & 4.20~WHT  (PF)          & $U$         &   5 $\times$    900       & 23.5$^{~~~}$   \\
30.0583--30.1361/06/2001 & 3.50~CAHA (OMEGA Cass)  & $K^\prime $ & 120 $\times$     60       & 21.0$^{\dag~}$ \\
01.0354--01.1181/07/2001 & 3.50~CAHA (OMEGA Cass)  & $K^\prime $ & 120 $\times$     60       & 21.0$^{\dag~}$ \\
24.8655--24.8828/07/2001 & 6.05~SAO  (SCORPIO)     & $R$         &   3 $\times$    180       & 25.5$^{~~~}$   \\
14.0524--14.0734/08/2001 & 2.56~NOT  (ALFOSC)      & $R$         &                 600 + 900 & 23.8$^{~~~}$   \\
14.9983--15.0223/08/2001 & 2.56~NOT  (ALFOSC)      & $R$         &   2 $\times$    900       & 24.0$^{~~~}$   \\
16.0571--16.1169/08/2001 & 2.56~NOT  (ALFOSC)      & $B$         &   4 $\times$ 1200       & 25.0$^{~~~}$   \\
16.9835--17.0570/08/2001 & 2.56~NOT  (ALFOSC)      & $U$         &   5 $\times$ 1500       & 24.1$^{~~~}$   \\
17.0148--17.0720/08/2001 & 2.56~NOT  (ALFOSC)      & $V$         &   5 $\times$    900       & 24.5$^{~~~}$   \\
17.0720--17.1148/08/2001 & 2.56~NOT  (ALFOSC)      & $I$         &   6 $\times$    600       & 23.7$^{~~~}$   \\
05.9503--06.0220/08/2002 & 2.20~CAHA (BUSCA)       & $y$         &   6 $\times$    900       & 22.5$^{~~~}$   \\
\hline
\end{tabular}}
\par
\medskip
{$^*$~~~\cite{greiner00}.~~Their $BRI$ band limiting magnitudes have been shifted to our zero point.}           \\
{$^{**}$~\cite{vreeswijk00}.~~Their ${\it JHK}_{\rm S}$ band limiting magnitudes have been shifted to our zero point.}          \\
{$\dagger$~~~The images from 30/6--01/07/2001 were coadded in just a single limiting magnitude, $K^\prime= 21.0$.}
\end{table}