\begin{table}%t3
\caption{Emission line fluxes from IUE high resolution spectra 
(in units of $10^{-14}~ \rm erg~s^{-1}cm^{-2}$).}
\label{fluxes}
\small
%\centerline
{\begin{tabular}{cccccccccccc}
\hline \hline 
MJD & $\phi$ & \ion{N}{v} & \ion{Si}{iv} & \ion{O}{iv}] & \ion{N}{iv}] &
\ion{C}{iv}& \ion{He}{ii} & \ion{O}{iii}] & \ion{N}{iii}] & \ion{Si}{iii}] & \ion{C}{iii}]  \\ 
  &  & 1238/42 & 1394/1403 & 1400/01/05 & 1486 & 1548/50 & 1640 & 1660/66 &
1749/50/52/54 & 1892 & 1909 \\
\hline
44157 & 0.718 & 100/37: & 63/52 & 40/.../21 & 180 & 800/588 & 336 & 35/123 & 
40/133/41/... & 248 & 577s \\
44401 & 0.003 & 25/... & 48/44 & .../.../... & 82 & 489/345 & 137 & 23/156 & 
18/76/41/...  & 90 & S \\
44719 & 0.375 & 68:/... & 37:/42: & .../.../... & 180 & 410/271 & 336 & 45/197 &
30/65/.../... & 99 & 331 \\
44831 & 0.506 & 64/41 & 41/... & .../.../... & 166 & 350/249 & 360 & 54/185 & .../64/.../... & 127 & 443 \\
45294 & 0.046 & 39/21 & 17/12 & .../.../... & 50 & S/S & S & 16/71s & .../32/.../... & S & S \\
47786 & 0.959 & .../... & .../... & .../.../... & 39 & 236/212 & 289 & 6/50 & .../18/.../22 & 37 & 114 \\
48812 & 0.159 & 50:/30: & .../... & .../.../... & 135 & 266/189 & 557 & 54/123 & .../65/.../... & 62 & 209 \\
49486 & 0.946 & 36:/31: & 38:/21: & .../.../... & 65 & 401/350 & 419 & .../60 & .../38/.../... & 33 & 155 \\
49520 & 0.986 & 59/... & 28/... & .../.../16 & 52 & S/268 & 300s & 5:/67 & .../16/.../... & 26 & 110s \\
49676 & 0.168 & 100/64 & 26:/11: & 17/.../23 & 175 & 327/249 & 583 & 40/142 & 12/47/12/20 & 58 & 200s \\
49827 & 0.345 & 332/178 & 99/61 & 11/95/35 & 221s & S/S & 480s & 82/220s & 28/67/13/12 & S & S \\
49970 & 0.513 & 389/205 & 120/69 & 22/.../55 & 279 & S/S & 620s & 115/304 &
28/82/22/22 & 110s & S \\
\hline \end{tabular}}
\medskip
 s -- a few pixels saturated; S -- saturated; "...'' -- too noisy; ":'' -- uncertain.
\end{table}