Astronomy Reports -- September 2004 Volume 48, Issue 9, pp. 699-786 A Method for Estimating the Distances of Extragalactic Radio Sources with Jets Using VLBI B. V. Komberg pp. 699-704 Full Text: PDF (154 kB) The Effect of the Ionization Rate on the Chemical Composition of Dense Cores of Dark Molecular Clouds M. S. Kirsanova and D. S. Wiebe pp. 705-715 Full Text: PDF (236 kB) Relative Variations of the Physical Parameters of Variable Extragalactic Radio Sources S. A. Tyul'bashev and P. A. Chernikov pp. 716-723 Full Text: PDF (179 kB) Magnetorotational Supernova Explosions and the Formation of Neutron Stars in Close Binary Systems G. S. Bisnovatyi-Kogan and A. V. Tutukov pp. 724-732 Full Text: PDF (196 kB) Comparison of the Luminosity Functions of Open Clusters Based on USNO-A1 Data P. E. Zakharova and A. V. Loktin pp. 733-741 Full Text: PDF (240 kB) The Symbiotic System Z Andromedae during the Flare of 2000–2002 O. G. Taranova, N. A. Tomov, M. T. Tomova, and V. I. Shenavrin pp. 742-750 Full Text: PDF (204 kB) The Eclipsing Variable CM Dra: Surface Activity and Orbital Elements A. V. Kozhevnikova, V. P. Kozhevnikov, P. E. Zakharova, T. S. Polushina, and M. A. Svechnikov pp. 751-758 Full Text: PDF (260 kB) The Influence of Nonthermal Particles and Radiation on the Charge State of Heavy Ions in Solar Cosmic Rays Yu. Yu. Kartavykh, V. M. Ostryakov, E. Möbius, and M. A. Popecki pp. 759-768 Full Text: PDF (272 kB) Fine Structure of Convective Motions in the Solar Photosphere: Observations and Theory R. I. Kostyk and N. G. Shchukina pp. 769-780 Full Text: PDF (296 kB) The Magnetic-Field Geometry in Polar Ray Structures of the Solar Corona B. P. Filippov, Yu. V. Platov, A. Ajabshirizadeh, and D. V. Klepikov pp. 781-786 Full Text: PDF (229 kB)