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Stellar Astronomy

PROGRAM of

'Stellar Astronomy'

Forth Year


  • Introduction. Subject and Problems of Stellar Astronomy. Stellar Astronomy and Its Place in System of Astronomical Knowleges. Brief History of Stellar Astronomy Development.
  • Plane of Galaxy, Methods of Its Location Determination. Center of Galaxy. Galactic Frames of Reference. Tables and Nomograms of Galactic Coordinates Transformation.
  • Stars Distances. Influence of Annual Parallaxes on Stars Coordinates. Absolute and Relative Trigonometrical Parallaxes, Methods and Accuracy of Their Determination. Units of Distances in Stellar and Extra-Galactic Astronomy. Absolute Magnitudes and Luminosity of Stars. Spectral Parallaxes. Use Limit and Accuracy of Trigonometrical and Spectral Parallaxes Methods. Other Methods of Stars Distances Determination. Catalogues of Locations and Parallaxes of Stars. Kinematics of Stars. Reasons of Changes in Stars' Coordinates. Self-Motions of Stars. Detemination of Absolute and Relative Self-Motions. Tangential Velocities, Their Determination by Self-Motions. Radial Velocities. Accuracy of Self-Motion and Radial Velocities Determination. Spatial Stellar Velocities. Catalogues of Self-Motions, Radial and Spatial Velocities. Program 'Hipparcus'; Main Results.
  • Spatial Solar Motion. Solar Apex. Conception of Centroid. Components t and n of Peculiar Motions of Stars. Parallactic Component of Peculiar Motion. Bravais Method. Determination of Solar Apex and Spatial Velocity by Radial and Spatial Velocities of Stars. Standard Apex. K-Effect and Its Nature. Mean Parallaxes, Secular Variations. Empirical Formulas for Mean Parallax.
  • Residual Velocities of Stars. Method of Kovalsky Polar Diagrams. Kaptein Vertexes. Hypothesis of Two Stellar Streams in Galaxy, Its Defects. Ellipse Law of Peculiar Stellar Velocities Distribution in Galaxy. Features of Orientation and Parameters of Peculiar Stellar Velocities Ellipsoid.
  • Rules and Features of Stellar Motions. Moving Clasters. Group Parallaxes. Skewness of Solar Motions. Differences between Kinematical Characteristics of Stellar Sub-Systems.
  • Differential Rotation of Galaxy. Reflection of Galaxy Rotation in Radial Velocities and Peculiar Motions of Stars. Nature of Scewness, Which is Detected in Stellar Motions. Oort Formulas, Limitation on Their Use. Oort Constants and Their Significance on Galactic Solar Radius Distance. Effects of Solid and Keplerian Rotations. Estimation of Galaxy Mass by These Effects. Kinematic Characteristics of Differential Rotation of Galaxy. Determination of Linear and Angular Velocities of Galaxy Rotation from з HI Radiation Analyses. Deflection from Circular Orbits. Galaxy Rotation Curve, Its Features on Large Distances from Center.
  • Stellar Statistics. Stellar Luminosity Function. Its Features and Methods of Determination. Function of Brightness. Zeelinger Theorem. Results of Stars Counting, Their Interpretation. Total Quantity of Stars in Galaxy. Stellar Density Function, Its Value near the Sun. Integral Equations of Stellar Statistics. Methods of Their Solution. Role of Integral Equations of Stellar Statistics in Stellar Ensemble Features Study. Vashakidze-Oort Method of Stellar Density Function Behaviour Determination.
  • General and Selective Light Absorption in Galaxy. History of the Problem. Absorption Function. Influence of Absorption on Photometrical Distances. Definition of Absorption Function from Observations. Absorption Curve, Its Features on UV Range. Interstellar Polarisation of Light. Physicochemical Features of Absorbing Particles. Parenago Formula for Mean Absorption. Distribution of Absorbing Matter in Galaxy.
  • Integral Equations of Stellar Statistics Subject to Absorption Function. Darc Clouds in Galaxy. Methods of Absorption Effect Determination, and Another Characteristics of Such Clouds. Bond between Light Nebulas and Stars, Which Illuminate Them. Couting of Absorbing Clouds Amount in Galaxy. Statistical Tecniques of Absorbing Clouds' Distribution and Parameters Study; Basic Results(Theory of Sky Brightness Fluctuation. Fluctuations in Visible Galaxy Distribution).
  • Stellar Aggregates in Galaxy. Scattered Clusters. Classifications. Luminosity Function. Hertzsprung-Rassel Diagram and Age of Clusters. ОВ- and Т-Associations. Stellar Population. Diffuse Matter in Clusters and Assotiations. Nucleas of ОВ-Associations. Configuration of Orion Trapecium Like Stars. Problem of Association Dynamic Equilibrium. Birth of Stars in Associations. Brief Time Scale. Superassosiations. Stellar Complexes. Spherical Clusters; Their Features, Basic Characteristics, Classification. 'Color - Visible Magnitude' Diagram of Spherical Clusters. Structure of Spherical Clusters. Gas and Dust in Spherical Clusters. Spherical Clusters. Variables of Spherical Clusters.
  • Gas Component of Galaxy. Methods of Investigation. Interstellar Absorption Lines. Monochromatic Radiation of Interstellar Moleculas. НI, НII Clouds. Diffuse Heels of Supernovas. Characteristics of Molecular Clouds. Giant Molecular Clouds. Gas-Dust Complexes. Distribution of Neutral, Ionized Hydrogen and Molecular Clouds in Galaxy. Large-Scale Magnetic Fields. Galactic Cosmic Rays.
  • Dynamics of Stellar Systems. Regular and Irregular Forces. Stellar Closing in and Relaxation Time. Main Equation of Stellar Dynamics. Poisson Equation. Integrals of Motion and Quasi-Integrals. Dynamics of Stationary Galaxy. Lindblad Formula. Kuzmin-Parenago Formula. Virial Theorem. Dynamics of Stellar Clusters. General Pattern of Stellar System Evolution.
  • Galaxy Structure. Demensions, Shape, Types of Population, Integral Characteristics. Galaxy Structure by Optical and Radio Observations. Galaxy Corona and Hiden Mass Problem. Halo. Disk. Spiral Structure. Spirals Indicators. Density Waves. Stars Formation Problem. Galaxy Baldg and Its Features. Nuclear Region, Its Population and Structure. Galaxy Nuclear Activity.

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