\documentstyle[aj_pt4]{article}
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\begin{document}
\tablenum{2}
\begin{deluxetable}{ccccccc}
\tabcolsep=7pt
\tablewidth{35pc}
\tablecaption{Observations of photoelectric standards in NGC 4833}
\tablehead{\colhead{Name} & \colhead{$V_{phe}$} &
           \colhead{$(B{-}V)_{phe}$} & \colhead{$(V{-}I)_{phe}$} &
           \colhead{$V_{CCD}$} & \colhead{$(B{-}V)_{CCD}$} &
           \colhead{$(V{-}I)_{CCD}$}
          }

\startdata
AA  &   12.40& 1.68  &   1.82  &   12.412& 1.646&    1.842\\
BB  &   12.43& 1.64  &   1.80  &   12.357& 1.599&    1.761\\
CC  &   12.51& 1.55  &   1.73  &   12.555& 1.551&    1.789\\
DD  &   12.86& 0.49  &   0.60  &   12.766& 0.591&    0.473\\
EE  &   13.50& 1.31  &   1.58  &   13.489& 1.336&    1.544\\
FF  &   13.57& 1.27  &   1.51  &   13.628& 1.322&    1.509\\
GG  &   13.59& 1.33  &   1.55  &   13.575& 1.334&    1.552\\
HH  &   14.10& 1.20  &   1.45  &   14.105& 1.249&    1.437\\
II  &   14.88& 0.40  &   0.58  &   14.885& 0.505&    0.380\\
JJ  &   14.92& 1.40  &   1.50  &   14.922& 1.411&    1.461\\
\enddata
\end{deluxetable}
\end{document}
