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\input ibvs2.sty
\input ibvse.sty

\begin{document}

\IBVShead{5407}{5 May 2003}

\IBVStitletl{Photoelectric Minima of Some Eclipsing Binary Stars}

\IBVSauth{Tanriverd{\.i}, T.; Kutdem{\.i}r, E.; Elmasli, A.; \c{S}enavci, H. V.; Albayrak, B.; Selam, S. O.; Aydin, C.; Aksu, O.; Bulca, {\.I}.; \c{C}inar, D.; Kara, A.; Dem{\.i}rhan, M.; Yilmaz, M.; \c{C}et{\.i}nta\c{s}, C.; G\"{o}zler, A. P.; Karaka\c{s}, T.; Sezg{\.i}n, A. S.; Turhano\u{g}lu, B.}

\IBVSinsto{Ankara University, Faculty of Science, Astronomy and Space Sciences Department 06100, Tando\u{g}an, Ankara, Turkey; e-mail: taner@astro1.science.ankara.edu.tr}

\SIMBADobj{V376 And}
\SIMBADobj{HV Aqr}
\SIMBADobj{SV Cam}
\SIMBADobj{V776 Cas}
\SIMBADobj{CG Cyg}
\SIMBADobj{SW Lac}
\SIMBADobj{ET Leo}
\SIMBADobj{V781 Tau}
\SIMBADobj{DI Peg}
\SIMBADobj{V357 Peg}

\IBVStyp{ Binaries:eclipsing }
\IBVSkey{Minima Times}

\IBVSabs{We present 18 minima times of 10 eclipsing binaries.}


\begintext

\IBVSEobs{30-cm Maksutov telescope of the Ankara University
Observatory and 40-cm Cassegrain telescope of the T\"{U}B{\.I}TAK\IBVSfm\ National Observatory.}

\IBVSEdet{OPTEC SSP-5A photometer containing a side-on R1414 Hamamatsu
photomultiplier.}


\IBVSEred{Reduction of the observations were made in the usual way (Hardie
1962).}

\IBVSfoot{T\"{U}B{\.I}TAK : The Scientific and Technical Research Council
of Turkey}


\IBVSEmethod{Times of minima were determined by the method of Kwee and van
Woerden (1956).}


{\small 
\IBVSEstars{
V376 And & EW       & 02 35 11 & +49 51 37 & BD+49 699  & 51644.3215 & 0.798669    & 1 \\ 
HV Aqr   & EW/KW/RS & 21 21 24 & $-$03 09 36 & BD$-$03 5184 & 48835.7742 & 0.3744576   & 2 \\
SV Cam   & EA/DW/RS & 06 41 19 &  82 16 02 & BD+82 0176 & 52282.4579 & 0.59307301  & 3 \\     
V776 Cas & EW       & 01 53 23 & +70 02 33 & BD+69 118  & 52556.3106 & 0.44041618  & 4 \\        
CG Cyg   & EA/SD/RS & 20 58 13 & +35 10 29 & BD+34 4216 & 52490.4173 & 0.6311436   & 3 \\
SW Lac   & EW/KW    & 22 53 41 & +37 56 18 & BD+37 4715 & 52505.5960 & 0.32071417  & 3 \\
ET Leo   & EW       & 10 33 25 & +17 34 27 & HD 91149   & 48499.9714 & 0.3465039   & 4 \\        
V781 Tau & EW/KW    & 05 50 13 & +26 57 43 & HD 38980   & 52554.9210 & 0.344908    & 5 \\
DI Peg   & EA/SD    & 23 32 14 & +14 58 08 & BD+14 5004 & 25918.3597 & 0.71181663  & 6 \\
V357 Peg & EW       & 23 45 35 & +25 28 18 & BD+25 5001 & 48500.3159 & 0.578452    & 7 \\
}
}

\IBVSEsource{
1.: Rucinski et al. (2001);
2.: Molik \& Wolf  (2000);
3.: Pribulla et al. \ (2002);\\ 
4.  this study;
5.: Nelson (2003);
6.: Vink\'o (1992);
7.: ESA (1997)}


\IBVSEmin{
V376 And& 52595.5273 & 0.0006 & I  & $BV$ &$-$0.0090  & El-Kr     \\
HV Aqr  & 52491.4263 & 0.0001 & II & $BV$ & 0.0098  & Kt-\c{C}n \\
	  & 52545.3387 & 0.0003 & II & $BV$ & 0.0003  & Tn-Krk    \\
        & 52596.2606 & 0.0003 & II & $BV$ &$-$0.0040  & Kt-Gz     \\
SV Cam  & 52674.4757 & 0.0001 & I  & $UBV$&$-$0.0034  & El-Ak     \\
V776 Cas& 52556.3107 & 0.0005 & I  & $UBV$& 0.0000  & \c{S}n- El \\
        & 52556.5306 & 0.0004 & II & $UBV$&$-$0.0003  & El-\c{S}n \\     
CG Cyg  & 52497.3603 & 0.0001 & I  & $BV$ & 0.0004  & El-\c{C}t \\
        & 52498.3099 & 0.0003 & II & $BV$ & 0.0033  & Kt-Tr     \\
SW Lac  & 52503.5114 & 0.0002 & II & $BV$ & 0.00004 & Tn-Bl     \\
        & 52517.4617 & 0.0001 & I  & $BV$ &$-$0.0007  & Tn-Dm     \\ 
        & 52538.3082 & 0.0001 & I  & $BV$ &$-$0.0006  & Tn-Krk    \\
        & 52538.4700 & 0.0002 & II & $BV$ & 0.0008  & Tn-Krk    \\
ET Leo  & 52726.2833 & 0.0005 & I  & $BVR$& 0.0148  & Tn-Krk    \\
        & 52726.4488 & 0.0005 & II & $BVR$& 0.0071  & Tn-Krk    \\
DI Peg  & 52594.3820 & 0.0003 & I  & $BV$ &$-$0.0177  & Tn-Bl     \\
V357 Peg& 52526.3326 & 0.0003 & I  & $BV$ &$-$0.0094  & Kt-\c{C}n \\
V781 Tau& 52594.5853 & 0.0002 & I  & $BV$ & 0.0089  & Tn-Dm     \\
}

\IBVSEremexp{Ak: O. Aksu, Bl: \.{I}. Bulca, \c{C}n: D. \c{C}{\i}nar,
 \c{C}t: C. \c{C}etinta\c{s}, Dm: M. Demirhan, El: A. Elmasl{\i}, 
Gz: A.P. G\"{o}zler, Kr: A. Kara, Krk: T. Karaka\c{s}, Kt: E. Kutdemir,  
\c{S}n: H. V. \c{S}enavc{\i}, Sz: A. S. Sezgin, 
Tn: T. Tanr{\i}verdi, Tr: B. Turhano\u{g}lu, Yl: M. Y{\i}lmaz 
}


\IBVSEack{This work was supported by the Turkish Academy of Sciences in
the framework of the Young Scientist Award Program (BA/T\"{U}BA-GEB{\.I}P/2001-
2-2)}


\references

ESA, 1997, {\it The Hipparcos $\&$ Tycho Catalogues}, SP-1200
 
Hardie, R., 1962, {\it Astr.\ Tech.: Stars and Stellar Systems}, Vol.\ II,
Univ.\ of Chicago Press, Chicago

Kwee, K. K., \& van Woerden, H., 1956, {\it Bull.\ Astron.\ Inst.\ Neth.}, {\bf 12}, 327

Molik, P. \& Wolf, M., 2000, {\it IBVS}, 4951

Nelson, R.H., 2003, {\it IBVS}, 5371

Pribulla, T., Vanko, M., Parimucha, S., \& Chochol, D., 2002, {\it IBVS}, 5341

Rucinski, S. M., Lu, W.,  Mochnacki, S.W., Ogloza, W. \& Stachhowski, G.,
2001, {\it AJ}, {\bf 122}, 1974

Vink\'o, J., 1992, {\it IBVS}, 3757


\endreferences

\vfill\eject

%From: IBVS 5468
\IBVSerratum{5407}

We noticed an error in the minima of ET Leo
which should be corrected as:

\begin{verbatim}
Mean time 52726.2809, Mean error 0.0004  Min I (BVR)
Mean time 52726.4513, Mean error 0.0002  Min II(BVR)
\end{verbatim}

Taner TANRIVERDI  

\end{document}

