\begin{table}%t1
\caption{\label{log}Complete log of the spectroscopic observations.}
\small \begin{tabular}{llllllll}
\hline \hline
 Date/Nights & & Tel. & Spectrograph &  CCD & Grism/ & Disp. & Detector model\\
&  &  & & & Grating & (\AA\/ mm$^{-1}$) & \\
\hline
1992, 27--31 May & (4) & 3.6~m & EFOSC-1 & \#16 &  B300 & 230 & Tek $512 \times 512  30~\mu$ px \\
1992, 1--5 Jun. & (5) & 1.5~m & B\&C & \#27 & \#21 & 130 & RCA $512 \times 512 30~\mu$ px \\
1992, 21--24 Nov. & (3) & 2.2~m & EFOSC-2 & \#19  & \#1 & 442 & Thomson $1024 \times 1024$~$19~\mu$ px\\
1992, 26--29 Nov. & (3) & 3.6~m  & EFOSC-1  & \#26 & B300  & 230 & Tek $512\times 512 27~\mu$ px\\
1993, 16--20 Apr. & (4) &  3.6~m & EFOSC-1  & \#26  & B300  & 230 & \\
1993, 13--19 Sep. & (6) & 1.5~m  & B\&C  & \#24  & \#27 & $114$ & Ford $2048\times 2048$ $15\mu$ px\\
1993, 14--17 Dec. & (3) & 3.6~m  & EFOSC-1  & \#26  & B300  & 230 & \\
1994, 10--13 Mar. & (3) & 1.5~m  & B\&C  & \#24  & \#23 & $129$ & \\
1994, 13--16 Mar. & (3) & 2.2~m & EFOSC-2 & \#19  & \#1 & 442 & \\
1994, 6--11 May & (5) & 2.2~m & EFOSC-2 & \#19  & \#1 &  442 & \\
1994, 12--15 May & (3) & 1.5~m  & B\&C  & \#24  & \#27 & $114$ & \\
1994, 9--12 Sep. & (3)  & 3.6~m  & EFOSC-1  & \#26  & B300  & 230 & \\
1994, 6--9 Dec. & (3) & 3.6~m  & EFOSC-1  & \#26  & B300  &230  & \\
1994, 31 Dec. -- 1995, 4 Jan. & (4) & 2.2~m & EFOSC-2  & \#19   &  \#6 & 137 & \\
1995, 1--7 May & (6) & 2.2~m & EFOSC-2 & \#19   & \#6 & 137  & \\
1995, 25 Sep. -- 1 Oct. & (6) & 2.2~m & EFOSC-2 & \#19  &\#6  &  137 & \\
1995, 20--23 Dec. & (3) & 3.6~m  & EFOSC-1  & \#26  & B300  & 230 & \\
1995, 17--20 Dec. & (3) & 1.5~m & B\&C  & \#39  & \#23 & $129$ &
Loral/Lesser $2048 \times 2048\; 15 \mu$ px\\
1996, 7--10 Sep. & (3) & 3.6~m  & EFOSC-1  & \#26  & B300  & 230 & \\
1996, 10--13 Sep. & (3) & 1.5~m & B\&C  & \#24  & \#23 & $129$ & \\
1997, 5--7 Feb. & (2) & 1.5~m & B\&C  & \#39  & \#23 & $129$ & \\
1997, 8--11 Feb. & (3) & 2.2~m & EFOSC-2 & \#40 &\#6  & 136 &
Loral/Lesser $2048 \times 2048\; 15 \mu$ px\\
1997, 1--2 Jun. & (1) & 3.6~m  & EFOSC-1  & \#26  & B300  & 230 & \\
1997, 2--6 Jun. & (4) & 1.5~m & B\&C  & \#39  & \#23 & $129$ & \\
1997, 29 Sep. -- 2 Oct. & (3) & 3.6~m  & EFOSC-1  & \#26  & B300  & 230 & \\
1998, 30 Jan. -- 1 Feb. & (1) & 3.6~m  & EFOSC-2  & \#40  & \#11 & 136 & \\
1998, 17--20 Sep. & (3) & 1.5~m & B\&C & \#39  & \#23 & $129$ & \\
1998, 20--22 Sep. & (2) & 3.6~m  & EFOSC-2  & \#40  & \#11 & 136 & \\
1999, 17--20 May & (3) & 3.6~m  & EFOSC-2  & \#40  & \#11 & 136 & \\
\hline
\end{tabular}
\end{table}