\begin{table}%t5
\caption{\label{OMCresults}Median $V$ magnitude, the average of error estimates $\langle \sigma_V \rangle$, luminosity in the Johnson $V$~filter,  \aox, the number of photometric points and contamination flag (``Y'' indicates potential contamination by a nearby star up to 0.2~mag; see text for details).} 
%\centering
\small
\begin{tabular}{lccccrc}
\hline\hline
%&&&&&& \\[-8pt]
Name   & $V$ [mag] & $\langle \sigma_V \rangle$ [mag] & $\log$~\lv\ [erg s$^{-1}$] & \aox & $N$& Cont. flag \\
\hline
          Mrk 348 &   13.76  &  0.05    & 42.71  & 1.01  &     81   &   Y  \\
          NGC 788 &   12.60  &  0.04    & 43.09  & 1.14  &   1342   &      \\
          NGC 985 &   13.73  &  0.05    & 43.66  & 1.13  &    644   &      \\  
         NGC 1052 &   11.38  &  0.03    & 42.70  & 1.31  &   1004   &      \\
         NGC 1068 &    9.99  &  0.02    & 44.80  & 1.38  &    693   &      \\
         NGC 1275 &   12.51  &  0.04    & 43.27  & 1.21  &    856   &\\  
         NGC 1365 &   11.51  &  0.05    & 42.72  & 1.27  &     35   &      \\ 
           3C 120 &   14.00  &  0.05    & 43.31  & 1.02  &    216   &      \\ 
         UGC 3142 &   15.12  &  0.22    & 43.49  & 0.93  &    259   &      \\
         ESO 33-2 &   13.99  &  0.09    & 42.78  & 1.09  &     40   &      \\
            Mrk 3 &   12.88  &  0.04    & 42.95  & 1.08  &    425   &   Y  \\
            Mrk 6 &   13.68  &  0.06    & 42.94  & 1.07  &    657   &      \\
    QSO B0716+714 &   14.27  &  0.09    & 45.26  & 1.19  &   1116   &      \\
       ESO 209-12 &   14.60  &  0.21    & 43.24  & 1.07  &    387   &      \\
      PG 0804+761 &   14.07  &  0.08    & 44.28  & 1.09  &    299   &      \\
       4U 0937-12 &   12.66  &  0.03    & 42.56  & 1.12  &    443   &      \\
    MCG-05-23-016 &   13.12  &  0.05    & 42.47  & 1.03  &   1514   &      \\
         NGC 3227 &   12.06  &  0.04    & 42.21  & 1.11  &     12   &      \\
         NGC 3281 &   12.67  &  0.04    & 42.85  & 1.16  &    316   &      \\
          Mrk 421 &   13.05  &  0.06    & 43.58  & 0.91  &   3112   &      \\
         NGC 4051 &   12.26  &  0.04    & 41.67  & 1.20  &     76   &      \\
         NGC 4138 &   11.87  &  0.04    & 42.06  & 1.26  &    585   &      \\
         NGC 4151 &   11.52  &  0.04    & 42.28  & 1.03  &   7461   &      \\
           Mrk 50 &   14.47  &  0.09    & 42.86  & 1.11  &    774   &   Y  \\
         NGC 4388 &   12.26  &  0.06    & 42.80  & 1.05  &    509   &      \\
         NGC 4395 &   14.09  &  0.11    & 40.23  & 1.05  &      7   &      \\
           3C 273 &   12.58  &  0.04    & 45.31  & 1.05  &   2010   &   Y  \\
  IGR J12391-1612 &   14.15  &  0.06    & 43.34  & 1.05  &    104   &      \\
         NGC 4593 &   12.24  &  0.04    & 42.83  & 1.14  &   1204   &      \\
       ESO 323-32 &   13.11  &  0.07    & 43.03  & 1.20  &    158   &  Y  \\ 
           3C 279 &   15.52  &  0.11    & 45.29  & 1.01  &    294   &      \\
          Mrk 783 &   15.39  &  0.16    & 43.39  & 1.01  &     37   &      \\ 
         NGC 4945 &   12.44  &  0.17    & 41.43  & 1.04  &    327   &      \\ 
  IGR J13091+1137 &   13.70  &  0.05    & 43.18  & 1.07  &     15   &      \\
         NGC 5033 &   11.57  &  0.03    & 42.16  & 1.33  &     55   &      \\
       ESO 383-18 &   14.33  &  0.08    & 42.32  & 1.09  &    673   &   Y  \\ 
    MCG-06-30-015 &   13.23  &  0.07    & 42.36  & 1.09  &   1268   &   Y  \\
          Mrk 268 &   14.30  &  0.06    & 43.37  & 1.08  &      7   &      \\
         IC 4329A &   13.20  &  0.05    & 43.00  & 0.98  &    501   & \\ 
         NGC 5506 &   12.93  &  0.05    & 42.38  & 1.03  &    701   &   \\ 
         NGC 5548 &   13.14  &  0.05    & 43.08  & 1.17  &    256   &      \\ 
       H 1426+428 &   16.11  & 0.25     & 43.72  & 0.98  &    619   &      \\ 
         NGC 5995 &   13.47  & 0.07     & 43.29  & 1.05  &    118   &   Y  \\
        ESO 138-1 &   13.59  & 0.11     & 42.34  & 1.20  &     12   &   Y  \\
         NGC 6221 &   11.91  & 0.07     & 42.49  & 1.33  &     16   &      \\ 
          Mrk 501 &   13.21  & 0.04     & 43.65  & 1.07  &    567   &      \\
         NGC 6300 &   11.52  & 0.05     & 42.38  & 1.19  &     31   &      \\
         3C 390.3 &   14.61  & 0.13     & 43.54  & 1.00  &    482   &   Y  \\ 
      1H 1934-063 &   13.35  & 0.05     & 42.59  & 1.10  &     12   &      \\
         NGC 6814 &   12.42  & 0.04     & 42.31  & 1.14  &    134   &      \\
       ESO 399-20 &   13.96  & 0.08     & 43.07  & 1.18  &     84   &      \\
          Mrk 509 &   13.38  & 0.05     & 43.60  & 1.03  &    400   &      \\ 
         NGC 7172 &   12.66  & 0.04     & 42.66  & 1.10  &    508   &      \\ 
          Mrk 915 &   14.10  & 0.09     & 42.75  & 1.09  &     40   &      \\
      1H 2251-179 &   14.20  & 0.09     & 43.83  & 0.98  &   1570   &   Y  \\
         NGC 7469 &   12.70  & 0.04     & 44.21  & 1.15  &     22   &      \\ 
   MCG-02-58-022  &   14.13  & 0.06     & 43.59  & 1.01  &     93   &      \\
\hline
\end{tabular}
\end{table}