\begin{table}%t1
\caption{\label{tab1}Revised astrophysical parameters and orbital elements of EBS showing apsidal motion.}
\par
%\centering
\par
\begin{tabular}{llllllllll}
\hline\hline
\noalign{\smallskip}
     System   & $P$ (d) & Mass & Radius & $T_{\rm eff}$ & $\log g$  & e  & d$\omega$/d$t$& Ref. \\
                   & (days)   & ($M_{\odot}$) & ($R_{\odot}$)& (K) & (cgs) &      & (deg/cycle)&\\
\hline
EM Car          &  3.41&  22.83 $\pm$ 0.32 &   9.35 $\pm$ 0.17   &34~000 $\pm$ 2000  & 3.855 $\pm$ 0.016  & 0.0120 $\pm$ 0.0005&0.081 $\pm$ 0.005 & 1   \\
            &        &   21.38 $\pm$ 0.33 &   8.35 $\pm$ 0.16   &34~000 $\pm$ 2000  & 3.925 $\pm$ 0.016 & & &  \\
\par
V478 Cyg       &  2.88&   16.62 $\pm$ 0.33 &  7.428 $\pm$ 0.072  &30479 $\pm$ 1000  &3.9173 $\pm$ 0.0074 &0.0158 $\pm$ 0.007&0.1047 $\pm$ 0.0010&2, 3, 4   \\
           &        &   16.27 $\pm$ 0.33 &  7.428 $\pm$ 0.072  &30549 $\pm$ 1000  &3.9080 $\pm$ 0.0075  & & &   \\ 
\par
V453 Cyg       &  3.89&  13.82 $\pm$ 0.35 &  8.447 $\pm$ 0.068  &27800 $\pm$ 400  &3.7253 $\pm$ 0.0056 &0.022 $\pm$ 0.002 &0.054 $\pm$ 0.003&3, 5, 6,7    \\
           &       &  10.64 $\pm$ 0.22 &  5.422 $\pm$ 0.068  &26200 $\pm$ 500  &3.9970 $\pm$ 0.0095   & & & \\
\par
CW Cep         &  2.73&   13.05 $\pm$ 0.20 &   5.65 $\pm$ 0.12   &28300 $\pm$ 1000  & 4.050 $\pm$ 0.019 &0.0293 $\pm$ 0.0006&0.0582 $\pm$ 0.0005&4, 8, 9, 10  \\
           &        &   11.91 $\pm$ 0.20 &   5.14 $\pm$ 0.12   &27700 $\pm$ 1000  & 4.092 $\pm$ 0.021    & & & \\
\par
QX Car         &  4.48&   9.24 $\pm$ 0.12    &  4.292 $\pm$ 0.091  &23800 $\pm$ 500  & 4.139 $\pm$ 0.018 &0.278 $\pm$ 0.003 &0.01222 $\pm$ 0.00022& 11, 12     \\
           &       &    8.46 $\pm$ 0.12    &  4.054 $\pm$ 0.091  &22600 $\pm$ 500  & 4.150 $\pm$ 0.019   & &   &  \\ 
\par
V539 Ara       &  3.17&     6.240 $\pm$ 0.066   &  4.517 $\pm$ 0.084  &18100 $\pm$ 500  & 3.924 $\pm$ 0.016 &0.053 $\pm$ 0.001 &0.0193 $\pm$ 0.0010& 13, 14, 15     \\
           &      &      5.314 $\pm$ 0.060   &  3.429 $\pm$ 0.083  &17100 $\pm$ 500  & 4.094 $\pm$ 0.021  & &  &  \\
\par
AG Per         &  2.03&     5.35 $\pm$ 0.16    &  2.996 $\pm$ 0.071  &18200 $\pm$ 800  & 4.213 $\pm$ 0.020  &0.0709 $\pm$ 0.0006 &0.0262 $\pm$ 0.0004&4, 16   \\
           &       &     4.89 $\pm$ 0.13    &  2.606 $\pm$ 0.070  &17400 $\pm$ 800  & 4.296 $\pm$ 0.023   & &  & \\ 
\par
U Oph           &  1.68&     5.273 $\pm$ 0.091   &  3.485 $\pm$ 0.021  &16~440 $\pm$ 250  &4.0759 $\pm$ 0.0043  &0.00305 $\pm$ 0.00008 &0.07919 $\pm$ 0.00001& 17, 18  \\
           &        &     4.739 $\pm$ 0.072   &  3.111 $\pm$ 0.034  &15590 $\pm$ 250  &4.1282 $\pm$ 0.0087  & & &  \\
\par
V760 Sco       &  1.73&       4.969 $\pm$ 0.090   &  3.016 $\pm$ 0.066  &16900 $\pm$ 500  & 4.176 $\pm$ 0.019  &0.0270 $\pm$ 0.0005 &0.0443 $\pm$ 0.0004&19, 20   \\
           &        &       4.609 $\pm$ 0.073   &  2.642 $\pm$ 0.066  &16300 $\pm$ 500  & 4.258 $\pm$ 0.021    & & & \\ 
\par
GG Lup         &  1.85&       4.106 $\pm$ 0.044   &  2.381 $\pm$ 0.025  &14750 $\pm$ 450  &4.2983 $\pm$ 0.0089  &0.150 $\pm$ 0.005 &0.0181 $\pm$ 0.0006& 21  \\
          &        &       2.504 $\pm$ 0.023   &  1.726 $\pm$ 0.019  &11000 $\pm$ 600  &4.3628 $\pm$ 0.0092  & &   & \\
\par
$\zeta$ Phe    &  1.67&       3.921 $\pm$ 0.045   &  2.853 $\pm$ 0.015  &14400 $\pm$ 800  &4.1210 $\pm$ 0.0040 &0.0113 $\pm$ 0.0010 &0.0280 $\pm$ 0.0010& 13, 22 \\
          &         &       2.545 $\pm$ 0.026   &  1.854 $\pm$ 0.011  &12~000 $\pm$ 600  &4.3076 $\pm$ 0.0046  & &   & \\
\par
IQ Per           &  1.74&       3.504 $\pm$ 0.054   &  2.446 $\pm$ 0.024  &12300 $\pm$ 230  &4.2060 $\pm$ 0.0080  &0.0763 $\pm$ 0.0008 &0.0138 $\pm$ 0.0003& 4, 23\\
          &       &       1.730 $\pm$ 0.025   &  1.499 $\pm$ 0.016  & 7700 $\pm$ 140  &4.3248 $\pm$ 0.0085   & & & \\
\par
PV Cas         &  1.75&       2.816 $\pm$ 0.050   &  2.301 $\pm$ 0.020  &10200 $\pm$ 250  &4.1640 $\pm$ 0.0063  &0.0322 $\pm$ 0.0005 &0.0190 $\pm$ 0.0004&24, 25, 26   \\
          &        &            2.757 $\pm$ 0.054   &  2.258 $\pm$ 0.019  &10190 $\pm$ 250  &4.1713 $\pm$ 0.0067   & &   &\\
\par
V451 Oph       &  2.20&      2.769 $\pm$ 0.062   &  2.642 $\pm$ 0.031  &10800 $\pm$ 800  &4.0368 $\pm$ 0.0091  &0.0125 $\pm$ 0.0015 &0.0120 $\pm$ 0.0007&   27\\
          &        &      2.351 $\pm$ 0.052   &  2.029 $\pm$ 0.028  & 9800 $\pm$ 500   & 4.195 $\pm$ 0.011    & &   &   \\
\par
V1647 Sgr      &  3.28&     2.184 $\pm$ 0.037   &  1.832 $\pm$ 0.018  & 9600 $\pm$ 300   &4.2517 $\pm$ 0.0078  &0.4130 $\pm$ 0.0005 &0.00546 $\pm$ 0.00006&  28  \\
          &        &     1.967 $\pm$ 0.033   &  1.668 $\pm$ 0.017  & 9100 $\pm$ 300   &4.2879 $\pm$ 0.0084   & &  & \\
\par
EK Cep         &  4.43&      2.025 $\pm$ 0.023   & 1.5801 $\pm$ 0.0065 & 9000 $\pm$ 200   &4.3473 $\pm$ 0.0027  &0.109 $\pm$ 0.003 &0.00093 $\pm$ 0.00010 & 29, 30, 31, 33  \\
          &         &   1.122 $\pm$ 0.012   & 1.3156 $\pm$ 0.0057 & 5700 $\pm$ 200   &4.2499 $\pm$ 0.0032    & &   & \\
\par
IT Cas         &  3.90&      1.3315 $\pm$ 0.0093  &  1.595 $\pm$ 0.018  & 6470 $\pm$ 100   &4.1574 $\pm$ 0.0096  &0.0797 $\pm$ 0.0016 &0.00117 $\pm$ 0.00007& 32, 33  \\
          &         &      1.3290 $\pm$ 0.0078  &  1.563 $\pm$ 0.018  & 6470 $\pm$ 100   &4.1740 $\pm$ 0.0097   & &   & \\
\par
V636 Cen       &  4.28&  1.0518 $\pm$ 0.0048  & 1.0188 $\pm$ 0.0043 & 5900 $\pm$ 85   &4.4441 $\pm$ 0.0036 &0.1348 $\pm$ 0.0012 &0.00080 $\pm$ 0.00005& 34    \\
                    &         &  0.8545 $\pm$ 0.0030  & 0.8302 $\pm$ 0.0043 & 5000 $\pm$ 100   &4.5317 $\pm$ 0.0044  & &  & \\
\hline
\end{tabular}
\par
 \tablebib {{1} Andersen \& Clausen (\cite{Andersen89});
{2} Popper \& Etzel (\cite{Popper81});
{3} Popper \& Hill (\cite{Popper91});
{4} Wolf et~al. (\cite{Wolf06});
{5} Southworth et~al. (\cite{Southworth04});
{6}~Pavlovski \& Southworth (\cite{Pavlovski09});
{7} Wachmann (1974);
{8} Popper (\cite{Popper74});
{9} Clausen \& Gim\'enez (1991);
{10} Stickland et~al. (\cite{Stickland92});
{11} Andersen et~al.  (\cite{Andersen83});
{12} Gim\'enez  et~al.  (\cite{Gimenez86});
{13} Andersen   (\cite{Andersen83});
{14} Clausen   (\cite{Clausen96});
{15} Wolf \& Zejda    (\cite{Wolf05});
{16} Gim\'enez \& Clausen  (\cite{Gimenez94});
{17}~Holmgren et~al. ( \cite{Holmgren91});
{18} Vaz et~al.   (\cite{Vaz07});
{19} Andersen et~al.  (\cite{Andersen85});
{20} Wolf   (\cite{Wolf00});
{21} Andersen et~al.  (\cite{Andersen93});
{22} Zasche \& Wolf (\cite{Zasche07});
{23} Lacy \& Frueh (\cite{Lacy85});
{24} Popper  (\cite{Popper87}a);
{25} Barembaum  \& Etzel (\cite{Barembaum95});
{26}  {\v S}va{\v r}{\'{\i}}{\v c}ek et~al. (\cite{vSvavrivcek08});
{27} Clausen et~al.    (\cite{Clausen86});
{28} Andersen \& Gim\'enez  (\cite{Andersen85});
{29} Popper (\cite{Popper87}b);
{30} Martin \& Rebolo (\cite{Martin93});
{31} Claret et~al. (\cite{Claret95});
{32} Lacy et~al. (\cite{Lacy97});
{33} Wolf et~al. (2009);
{34} Clausen et~al. (\cite{Clausen09}).
}
\vspace*{-4mm}
\end{table}