1. Dwarf Spheroidal Galaxies in the M101 Group and Behind it

   • I. D. Karachentsev
   • L. N. Makarova

   OriginalPaper 15 August 2019 Pages: 293 - 299

2. X-Ray Warm Absorber Variability of the Seyfert Galaxy Arakelian 564

   • B. Korany
   • M. I. Nouh

   OriginalPaper 15 August 2019 Pages: 300 - 312

3. Activity of the Star ET Dra

   • I. S. Savanov
   • S. A. Naroenkov
   • E. S. Dmitrienko

   OriginalPaper 15 August 2019 Pages: 313 - 317

4. Features of the Wind of the Unique Herbig Ae Star HD 190073

   • O. V. Kozlova
   • M. A. Pogodin
   • M. I. Dombrovskaya

   OriginalPaper 15 August 2019 Pages: 318 - 337

5. Three Nearby K-Giants with Planets: Accurate Determination of Basic Parameters, Including an Analysis of Metallicity Based on Fe I Lines

   • L. S. Lyubimkov
   • D. V. Petrov
   • D. B. Poklad

   OriginalPaper 15 August 2019 Pages: 338 - 359

6. New Southern Star-Formation Regions

   • A. L. Gyulbudaghian

   OriginalPaper 15 August 2019 Pages: 360 - 368

7. On the Reliability of Determining the Parameters of the Atmospheres of Field RR Lyrae Variables

   • M. L. Gozha
   • V. A. Marsakov
   • V. V. Koval’

   OriginalPaper 15 August 2019 Pages: 369 - 376

8. Lyman Decrements of Neutral Hydrogen Lines in the Spectrum of the Sun Based on SDO/EVE Observations. Variations During the 24-th Solar Cycle and in Individual Flares of Classes M and X

   • E. A. Bruevich
   • V. V. Bruevich

   OriginalPaper 15 August 2019 Pages: 377 - 386

9. Analytic Solution of the Nonlinear Radiative Diffusion Problem in a One-Dimensional Purely Scattering Medium. I

   • H. V. Pikichyan

   OriginalPaper 15 August 2019 Pages: 387 - 401

10. Exact Stationary Solutions to a General Form of the Kompaneets Equation

    • M. A. Dariescu
    • C. Dariescu
    • G. Amanoloaei

    OriginalPaper 15 August 2019 Pages: 402 - 414

11. Dynamical Behavior of Coupled Magnetized Dark Energy in Lyra's Geometry

    • S. D. Katore
    • D. V. Kapse

    OriginalPaper 15 August 2019 Pages: 415 - 433

12. Exact Solution of the Inverse Scalar Radiative Transfer Problem in One-Dimensional Atmospheres

    • A. G. Nikoghossian

    BRIEF COMMUNICATIONS 15 August 2019 Pages: 434 - 438