\begin{table}%T1
%\centering
\par
\caption{\label{t-obslog}Log of observations.}
\begin{tabular}{lccccc}
\hline\hline\noalign{\smallskip}
Date & UT & Filter/ & Mag. & Exp. & frames \\
     &    & Grating               &     & (s)  & \\ 
\noalign{\smallskip}\hline
%
\noalign{\smallskip}
\multicolumn{5}{l}{\textbf{2.2~m Calar Alto}}\\
2000 Sep. 20 & 22:26--22:40 & ${\displaystyle B-200\atop
  \displaystyle R-200}$ & $V\simeq17.3$ & 600 & 1/1 \\
%
\noalign{\smallskip}
\multicolumn{5}{l}{\textbf{1.2~m Kryoneri Observatory}}\\
2002 Sep. 17 & 00:36--03:16 & $R$ & $\simeq$17.6 & 90 &  97 \\
2002 Sep. 17 & 22:40--23:11 & $R$ & $\simeq$17.5 & 60 &  25 \\
2002 Sep. 18 & 19:04--23:41 & $R$ & $\simeq$17.6 & 60 & 210  \\
%
\noalign{\smallskip}
\multicolumn{5}{l}{\textbf{1~m OGS}}\\
2003 Jul. 08 & 03:27--05:24 & Clear & $\simeq$15.7 & 15 & 390 \\
2003 Jul. 10 & 01:21--03:47 & Clear & $\simeq$12.2 & 15 & 515 \\
2003 Jul. 11 & 02:47--04:06 & Clear & $\simeq$12.2 & 12 &  37 \\
2003 Jul. 14 & 01:21--03:59 & Clear & $\simeq$12.5 & 12 & 548 \\
2003 Jul. 16 & 02:20--05:31 & Clear & $\simeq$12.8 & 12 & 617 \\
%
\noalign{\smallskip}
\multicolumn{5}{l}{\textbf{0.82~m IAC80}}\\
2003 Sep. 25 & 00:19--03:14 & Clear & $\simeq$17.4 & 70  &  74  \\
2003 Sep. 26 & 00:32--03:14 & Clear & $\simeq$17.5 & 70  & 119  \\
2003 Sep. 27 & 23:31--03:10 & Clear & $\simeq$17.5 & 70  & 160 \\
2003 Sep. 28 & 20:01--23:35 & Clear & $\simeq$17.5 & 70  & 147 \\
%
\noalign{\smallskip}
\multicolumn{5}{l}{\textbf{4.2~m WHT}}\\
%
2003 Oct. 19 & 19:35--22:58 & ${\displaystyle R600B\atop
  \displaystyle R316R}$ & & 400 & 28 \\
%
\noalign{\smallskip}\hline
\end{tabular}
\end{table}