Astronomy Letters -- December 2002 Volume 28, Issue 12, pp. 793-856 The Baryon Mass Distribution for Nearby Galaxy Clusters A. A. Voevodkin, A. A. Vikhlinin, and M. N. Pavlinsky pp. 793-798 Full Text: PDF (172 kB) The X-ray Burst Detected in 1991 from the Transient Source SAX J1747.0–2853 S. A. Grebenev, A. A. Lutovinov, M. N. Pavlinsky, and R. A. Sunyaev pp. 799-810 Full Text: PDF (312 kB) Quasi-Periodic X-ray Oscillations in the Source Scorpius X-1 S. I. Kuznetsov pp. 811-820 Full Text: PDF (296 kB) The Possibility of Emersion of the Outer Layers in a Massive Star Simultaneously with Iron-Core Collapse: A Hydrodynamic Model V. S. Imshennik, K. V. Manukovskii, D. K. Nadyozhin, and M. S. Popov pp. 821-834 Full Text: PDF (485 kB) Analysis of HST Ultraviolet Spectra for T Tauri Stars: Estimating the Interstellar Extinction and the Contribution from an Accretion Shock to the Emission-Continuum Formation A. S. Kravtsova and S. A. Lamzin pp. 835-842 Full Text: PDF (299 kB) A Preliminary Radial-Velocity Curve for the Star theta1 Ori D É. A. Vitrichenko pp. 843-846 Full Text: PDF (129 kB) A Moderate-Resolution Nasmyth-Focus Spectrograph of the 6-m BTA Telescope D. N. Monin and V. E. Panchuk pp. 847-852 Full Text: PDF (248 kB) Localization of the Solar Flare SF900610 in X-rays with the WATCH Instrument of the GRANAT Observatory O. V. Terekhov, A. G. Kuzmin, A. V. Shevchenko, S. Yu. Sazonov, R. A. Sunyaev, and N. Lund pp. 853-856 Full Text: PDF (140 kB)