\begin{table}%t1
%\centering
      \caption{\label{tbl:standard}Overview of standard LWS asteroid observations in our catalogue. For the on-source pointings the distance to
               the asteroid $\Delta$, the Sun-asteroid distance $r$, and the phase angle $\alpha$ are given, based on MPC
               (minor planet center) ephemerides. The TDT number is a
               unique identifer, allowing one to find the observation in the archive.}
               \small
               \begin{tabular}{ll l l l l l l l}
    \hline\hline
\multicolumn{2}{l}{Object} & TDT &  {Mid-observation UTC}&  AOT &$\Delta$ $[$AU$]$ & $r$ $[$AU$]$ & $\alpha$ $[\degr]$& {Remarks}\\
    \hline
         (1) & Ceres   & 09300401 & 1996-02-18 ~ 04:31:18 & L02 & 2.673 & 2.695 & 21.2 &  \\
     &         & 09304102 & 1996-02-18 ~ 15:15:23 & L02 &  \multicolumn{4}{l}{(off-source reference measurement for TDT 09300401)} \\
     &         & 10500402 & 1996-03-01 ~ 05:22:22& L02 & 2.520 & 2.705 & 21.5 &\\
     &         & 11900214 & 1996-03-15 ~ 02:42:57 & L02 &2.344 &2.715&21.1&\\
     &         & 11905611 & 1996-03-15 ~ 16:54:46 & L02 & \multicolumn{4}{l}{(off-source reference measurement for TDT 11900214)} \\   
     &         & 12600114 & 1996-03-22 ~ 02:03:54 & L02 & 2.258&2.721&20.5& \\
\par
     &         & 25800302 & 1996-07-31 ~ 19:30:27 & L02 & 2.258 & 2.823& 19.2&\\
     &         & 25805903 & 1996-08-01 ~ 08:55:54 & L02 &  \multicolumn{4}{l}{(off-source reference measurement for TDT 25800302)}\\ 
\par
     &         & 26500301 & 1996-08-07 ~ 19:10:27 & L02 &2.351 &2.828&20.0&\\
     &         & 26505602 & 1996-08-08 ~ 09:32:38 & L02 &  \multicolumn{4}{l}{(off-source reference measurement for TDT 26500301)}\\
\par
     &         & 32100204 & 1996-10-02 ~ 15:31:35 & L02 & 3.126&2.868&18.6&\\
     &         & 32103506 & 1996-10-03 ~ 03:52:44 & L02 & \multicolumn{4}{l}{(off-source reference measurement for TDT 32100204)} \\    
\par
     &	       & 53802209 &  1997-05-07 ~ 12:16:09 & L02 &3.112 &2.971&18.9&\\
     &         & 57902409 & 1997-06-17 ~ 09:56:26& L02 & 2.575 &2.978&19.4&\\
     &         & 59401908 & 1997-07-02 ~ 06:42:05 & L02 & 2.391&2.980&17.9& \\
     &         & 72001901 & 1997-11-05 ~ 01:10:04 & L02 &2.522&2.973&18.6& \\
\par
     &         & 74803304 & 1997-12-03 ~ 03:04:58 & L02 &2.901&2.966&19.3& \\
     &         & 74803403 & 1997-12-03 ~ 08:11:59 & L01 & 2.904&2.966&19.3&contains warmup artefacts \\     
     &         & 75502902 & 1997-12-10 ~ 00:30:08 & L01 &  \multicolumn{4}{l}{(off-source reference measurement for TDTs 74803...)}\\
\par
     &         & 75503003 & 1997-12-10 ~ 01:38:00 & L02 &2.994&2.964&19.0& \\
     &         & 76200502 & 1997-12-16 ~ 13:29:15 & L02 &3.081&2.962&18.6& \\
     &         & 76903102 & 1997-12-24 ~ 01:08:50 & L02 &3.177&2.960&18.0& \\
     &         & 76903203 & 1997-12-24 ~ 02:17:12 & L01 & 3.178 &2.960&18.0&\\
\par
    \noalign{\smallskip}	
 (2) &	Pallas & 23000306 & 1996-07-03 ~ 21:24:01 & L02 &2.497 &2.823&20.9&\\
     &         & 23002907 & 1996-07-04 ~ 12:01:22 & L02 &\multicolumn{4}{l}{(off-source reference measurement for TDT 23000306)} \\
     &         & 25100202 & 1996-07-24 ~ 19:49:12 & L02 &2.780&2.871&20.6& \\
     &         & 25103603 & 1996-07-25 ~ 09:58:26 & L02 & \multicolumn{4}{l}{(off-source reference measurement for TDT 25100202)}  \\
     &         & 26500503 & 1996-08-07 ~ 19:43:17 & L02 &2.967&2.903&19.9& \\
     &         & 26505204 & 1996-08-08 ~ 07:27:57 & L02 &\multicolumn{4}{l}{(off-source reference measurement for TDT 26500503)}  \\
     &         & 27200203 & 1996-08-14 ~ 18:19:41 & L02 &3.057&2.919&19.3& \\
     &         & 27202004 & 1996-08-15 ~ 03:27:01 & L02 & \multicolumn{4}{l}{(off-source reference measurement for TDT 27200203)}  \\
\par
     \noalign{\smallskip}
 (4) & Vesta   & 24402202 & 1996-07-17 ~ 23:20:20 & L02 &1.593&2.149&26.6& \\
     &         & 24404603 & 1996-07-18 ~ 06:29:49& L02 &  \multicolumn{4}{l}{(off-source reference measurement for TDT 24402202)}  \\
     &         & 80500101 & 1998-01-28 ~ 10:36:25 & L02 &2.566&2.549&22.2& \\
     &         & 80500104 & 1998-01-28 ~ 11:02:50 & L02 &2.566&2.549&22.2& \\
     &         & 80500107 & 1998-01-28 ~ 11:29:15 & L02 &2.567&2.549&22.2& \\
     &         & 80500110 & 1998-01-28 ~ 11:55:40 & L02 &2.567&2.549&22.2& \\
     &         & 80500113 & 1998-01-28 ~ 12:22:05 & L02&2.567&2.549&22.2 & \\
     &         & 80500116 & 1998-01-28 ~ 12:48:30 & L02 &2.567&2.549&22.2& \\
     &         & 80500119 & 1998-01-28 ~ 13:14:55 & L02 &2.568&2.549&22.2& \\
     &         & 80500122 & 1998-01-28 ~ 13:41:20 & L02 &2.568&2.549&22.2& \\
     &         & 80500125 & 1998-01-28 ~ 14:07:45 & L02&2.568&2.549&22.2 & \\
     &         & 80500128 & 1998-01-28 ~ 14:34:10 & L02 &2.568&2.549&22.2& \\
     &         & 80500131 & 1998-01-28 ~ 15:00:35 & L02 &2.569&2.549&22.2& \\
     &         & 80500134 & 1998-01-28 ~ 15:27:00 & L02 &2.569&2.549&22.2& \\
     &         & 80500137 & 1998-01-28 ~ 15:53:25 & L02 &2.569&2.549&22.2& \\
\par
    \noalign{\smallskip}
(10) & Hygiea  & 83201702 & 1998-02-24 ~ 22:08:03 & L01 &3.179&3.444&16.6& CII background emission \\
     &         & 83201803 & 1998-02-24 ~ 22:44:05 & L02 &3.179&3.444&16.6& \\
     &         & 84801302 & 1998-03-12 ~ 16:13:06 & L02 &3.402&3.434&16.7& \\
     &         & 85303402 & 1998-03-17 ~ 16:09:46 & L02 &3.472&3.430&16.6& \\
     \hline
  \end{tabular}
  \end{table}