\begin{table}%tA.1
\caption{\label{table:observation-log}Observation log for the AGN of the snapshot survey, including the detector integration times (DIT), the number of frames (NDIT) for the fringe tracks and photometries as well as the lengths (BL) and position angles (PA) of the projected baselines. The times, ambient values and baseline properties relate to the start of the fringe track.}
\small%\centerline
 {
\begin{tabular}{cccccccccrrll}
\hline 
\hline 
Date and time & \multicolumn{2}{c}{Object} & DIT & \multicolumn{2}{c}{NDIT} & Airmass & Seeing$^a$
 & BL & \multicolumn{2}{c}{PA} & \multicolumn{2}{l}{Associated calibrator and comments}\\
{[}UTC] &  &  & {[}s] & fringes & phot. &  & {[}${\rm ''}$] & {[}m] & \multicolumn{2}{c}{[$^\circ$]} &  & \\
\hline
\textbf{2005 Dec. 19: } & \textbf{UT2--UT3} & \multicolumn{3}{c}{\textbf{076.B-0038(A)}} &  &  &  &  &  &  &  & \\
05:07:40 & HD~090~610 & cal01 & 0.018 & 8000 & 2500 & 1.72 & 0.91 & 45.1 & 0.9 &  &  & ok\\
06:39:51 & MCG-05-23-016 & sci01 & 0.018 & 12~000 & $2\times8000$ & 1.12 & 0.75 & 46.1 & 24.3 &  & cal01 & ok\\
07:31:59 & Mrk~1239 & sci02 & 0.018 & 12~000 & $2\times8000$ & 1.14 & 0.70 & 41.1 & 36.3 &  & cal02 & ok\\
08:15:17 & HD~083~618 & cal02 & 0.018 & 8000 & 2500 & 1.09 & 0.51 & 43.9 & 41.7 &  &  & ok\\
08:47:23 & Mrk~1239 & sci03 & 0.018 & 12~000 & $2\times8000$ & 1.09 & 0.55 & 44.8 & 42.9 &  & cal03 & second part of photometry B contains no signal\\
09:27:55 & HD~083~618 & cal03 & 0.018 & 8000 &  & 1.13 & 1.00 & 46.3 & 45.3 &  &  & replaced missing photometry by that of cal02\\
\hline
\textbf{2006 Sep. 11:} & \textbf{UT2--UT3} & \multicolumn{3}{c}{\textbf{077.B-0026(B)}} &  &  &  &  &  &  &  & \\
05:00:21 & HD~220~009 & cal11 & 0.018 & 8000 & 4000 & 1.16 & 1.15 & 44.1 & 45.0 &  &  & ok\\
06:09:20 & NGC~7469 & sci11 & 0.018 & 8000 & 8000 & 1.35 & 1.12 & 46.4 & 46.3 &  & cal11 & photometry B contains no signal (AO problem on UT2)\\
07:00:40 & HD~026~967 & cal12 & 0.018 & 8000 & 4000 & 1.24 & 1.48 & 46.6 & 17.9 &  &  & bumpy fringe track\\
07:42:55 & NGC~1365 & sci12 & 0.018 & 8000 & 8000 & 1.06 & 1.31 & 46.6 & 31.1 &  & cal14 & photometry B contains no signal (AO problem on UT2)\\
08:28:27 & HD~026~967 & cal13 & 0.018 & 8000 &  & 1.08 & 1.32 & 46.4 & 32.1 &  &  & replaced missing photometry by that of cal12\\
08:44:20 & HD~036~597 & cal14 & 0.018 & 8000 & 4000 & 1.15 & 1.27 & 46.4 & 22.5 &  &  & ok\\
09:36:20 & NGC~1365 & sci13 & 0.018 & 8000 &  & 1.03 & 1.37 & 45.1 & 45.7 &  &  & no fringe track, no photometry\\
09:41:27 & NGC~1365 & sci14 & 0.018 & 8000 &  & 1.04 &  & 44.9 & 46.3 &  &  & no fringe track (but weak signal), no photometry\\
\hline
\textbf{2007 Feb. 07:} & \textbf{UT2--UT3} & \multicolumn{3}{c}{\textbf{078.B-0031(A)}} &  &  &  &  &  &  &  & \\
03:36:01 & HD~081~420 & cal21 & 0.018 & 8000 & 4000 & 1.13 & 0.65 & 41.4 & 33.5 &  &  & no offset tracking mode, phot B bad!\\
05:41:06 & 3C~273 & sci21 & 0.018 & 8000 &  & 1.37 & 0.69 & 35.2 & 27.0 &  &  & no fringe track (started at wrong OPD position)\\
05:50:44 & 3C~273 & sci22 & 0.018 & 8000 &  & 1.33 & 0.83 & 35.8 & 28.7 &  &  & lost fringe track, no photometry\\
06:04:10 & 3C~273 & sci23 & 0.018 & 8000 &  & 1.29 & 0.74 & 36.7 & 31.0 &  & cal22 & no photometry\\
06:08:32 & 3C~273 & sci24 & 0.018 & 8000 &  & 1.27 & 0.71 & 37.0 & 31.6 &  & cal22 & no photometry\\
06:31:50 & HD~098~430 & cal22 & 0.018 & 8000 & 4000 & 1.02 & 0.60 & 45.9 & 38.6 &  &  & ok\\
07:49:59 & NGC~4151 & sci25 & 0.018 & 8000 &  & 2.27 & 0.67 & 34.6 & 61.9 &  &  & no fringe track (but weak signal), no photometry\\
08:03:42 & NGC~4151 & sci26 & 0.018 & 8000 & 4000 (A) & 2.29 & 0.49 & 35.8 & 60.8 &  & cal22 & lost fringe track, only A photometry observed\\
08:43:55 & IC~4329A & sci27 & 0.018 & 8000 &  & 1.02 & 0.62 & 46.6 & 35.7 &  & cal23 & no photometry\\
08:49:02 & IC~4329A & sci28 & 0.018 & 8000 & 4000 & 1.01 & 0.69 & 46.6 & 36.3 &  & cal23 & photometry observed after cal23\\
09:08:18 & HD~123~123 & cal23 & 0.018 & 8000 & 4000 & 1.01 & 0.56 & 46.6 & 36.6 &  &  & ok\\
\hline
\textbf{2007 Nov. 24:} & \textbf{UT3--UT4} & \multicolumn{3}{c}{\textbf{080.B-0258(A)}} &  &  &  &  &  &  &  & \\
00:00:39 & HD~220~009 & cal31 & 0.018 & 8000 & 4000 & 1.16 & 1.15 & 60.9 & 108.1 &  &  & ok\\
01:07:41 & NGC~7469 & sci31 & 0.018 & 8000 &  & 1.32 & 1.08 & 51.9 & 106.8 &  & cal31 & no fringe track (but weak signal), IRIS problems on UT3\\
01:12:56 & NGC~7469 & sci32 & 0.018 & 8000 &  & 1.34 & 1.17 & 51.1 & 106.9 &  & cal31 & lost fringe track, IRIS problems on UT3, no photometry\\
01:53:47 & NGC~1365 & sci33 & 0.018 & 8000 & 8000 & 1.15 & 1.37 & 54.4 & 92.8 &  & cal32 & problems with IRIS\\
02:38:26 & HD~016~815 & cal32 & 0.018 & 8000 & 2500 & 1.04 & 1.46 & 61.3 & 105.5 &  &  & ok\\
03:10:23 & IRAS~05189-2524 & sci34 & 0.018 & 8000 &  & 1.23 &  & 51.1 & 96.0 &  & cal32 & lost track, problems with IRIS, no photometry\\
03:33:48 & HD~016~815 & cal33 & 0.018 & 8000 &  & 1.04 & 1.11 & 62.5 & 114.0 &  &  & no photometry\\
03:51:36 & NGC~1365 & sci35 & 0.018 & 12~000 & 8000 & 1.02 & 0.98 & 62.1 & 108.9 &  & cal33 & ok\\
04:11:21 & NGC~1365 & sci36 & 0.018 & 12~000 &  & 1.02 & 0.98 & 62.4 & 111.8 &  & cal33 & no photometry\\
04:18:56 & NGC~1365 & sci37 & 0.018 & 12~000 &  & 1.02 & 0.78 & 62.5 & 112.9 &  & cal33 & no photometry\\
\hline
\textbf{2008 Apr. 22:} & \textbf{UT3--UT4} & \multicolumn{3}{c}{\textbf{081.D-0092(A)}} &  &  &  &  &  &  &  & \\
06:10:08 & HD~107~328 & cal41 & 0.018 & 8000 & 4000 & 1.71 & 0.66 & 36.6 & 118.3 &  &  & ok\\
06:52:20 & 3C~273 & sci41 & 0.018 & 8000 & 8000 & 2.04 & 0.69 & 30.7 & 126.6 &  & cal41 & very weak photometry\\
07:03:47 & 3C~273 & sci42 & 0.018 & 8000 & 8000 & 2.21 & 0.59 & 28.6 & 129.8 &  & cal41 & photometry B contains no signal\\
\hline
\end{tabular}}
\medskip
$^a$ From the seeing monitor (DIMM) and at $0.5~{\rm \mu m}$.
\end{table}