COMMISSION 27 OF THE I. A. U.
         INFORMATION BULLETIN ON VARIABLE STARS
                     Number 2673

                                    Konkoly Observatory
                                    Budapest
                                    25 February 1985

                                    HU ISSN 0374 - 0676




   CRITICAL OBSERVATIONS VS. PHYSICAL MODELS FOR CLOSE BINARY SYSTEMS *


                     BEIJING, CHINA

               First week of November, 1985



   The Scientific Organizing Committee (SOC) consists of:
Wang, Shouguan, Co-chairperson, Beijing Observatory, Academia Sinica, Beijing,
    China;
Leung, Kam-Ching, Co-chairperson, Behlen Observatory, University of Nebraska,
    Lincoln, NE 68588-0111, U.S.A.;
Cowley, Anne P., Department of Physics, Arizona State University, Tempe, AZ
    85287, U.S.A.;
Huang, Runqian, Yunnan Observatory, Academia Sinica, Kunming, China;
Paczynski, Bohdan, Princeton Observatory, Princeton University, Princeton,
    NJ 08544, U.S.A.;
Qu, Qinyu, Department of Astronomy, Nanjing University, Nanjing, China;
Tong, Fu, Purple Mountain Observatory, Academia Sinica, Nanjing, China;
Wilson, Robert E., Department of Astronomy, University of Florida, 
    Gainesville, FL 32611, U.S.A.;
Zhai Disheng, Beijing Observatory, Academia Sinica, Beijing China.

  At the moment, the committed invited speakers are:
H.A. Abt, A.P. Cowley, R.H. Koch, Y. Kondo, K.C. Leung, L.B. Lucy, B.
Paczynski, F.H. Shu, R.F. Webbink, and R.E. Wilson.

  For those who are interested in participating or receiving more information 
about the Beijing Meeting, please contact a member of the Scientific
Organizing Committee.



                          KAM-CHING LEUNG


* Sponsored by the U.S. National Science Foundation and the Academia Sinica