Saas-Fee Advanced Course 12, "Morphology and Dynamics of
Galaxies", given at the Swiss Society for Astronomy and Astrophysics
(SSAA), in Les Diablerets, Switzerland. Edited by L. Martinet and
M. Mayor. Publisher: Observatoire de Genève, Chemin des Maillettes,
CH-1290 Sauverny, Switzerland, 1982.
OBSERVATIONS OF GALAXY STRUCTURE AND DYNAMICS
Table of Contents
INTRODUCTION
GALAXY MORPHOLOGY
Introduction
Classical Galaxy Morphology
Integral Properties of Galaxies: The Physical
Meaning of the Hubble Sequence
Toward a Physical Morphology of Galaxies
Some Applications of Physical Morphology
Oval Disks
Nuclear Activity: Feeding the Monster
Varieties of Spiral Structure
Conclusion
SURFACE PHOTOMETRY OF ORDINARY GALAXIES
Introduction
Searches for Massive Halos
Elliptical and cD Galaxies
Three-Dimensional Shapes
Digression on Profile Fitting Functions
Characteristic Parameters of Elliptical
Galaxies
cD Galaxies. I. Central Structure
Tidal Effects
cD Galaxies. II. The Extended Envelope
Mergers
Core Profiles
Disk Galaxies
Bulges
Disk Properties. I. Freeman's (1970) Study
Decomposition of Observed Profiles into
Bulge and Disk Components
Disk Properties. II. The Shape of the Radial
Profile
Disk Properties. III. Characteristic
Parameters
Disk Properties. IV. Vertical Structure
KINEMATICS OF ORDINARY GALAXIES
Gas Velocity Fields
Stellar Velocity Fields
The Fourier Quotient Method
Central Velocity Dispersions. I. The
Faber-Jackson Relation
Central Velocity
Dispersions. II. Mass-to-Light Ratios
Central Velocity Dispersions
Velocity Dispersion Gradients
The Dynamical Importance of Rotation in
Bulges and Ellipticals
Velocity Fields in Bulges and Ellipticals
BARRED GALAXIES
Bars
Morphology and Photometry
Stellar Kinematics and Dynamics of
Bars. I. Introduction to Observing Program
Dynamics of Bars. II. Basic Kinematics of
NGC 936
Dynamics of Bars. III. N-Body Models
Dynamics of Bars. The Importance of Rotation
Versus Random Motions: Comparison with N-Body Models
Dynamics of Bars. V. Summary
Bulge Components
Lenses
Inner and Outer Rings
Conclusion: Secular Evolution Processes in Barred
Galaxies
CONCLUSION
REFERENCES
1 Visiting Astronomer at the Kitt Peak
National Observatory and the
Cerro Tololo Interamerican Observatory, which are operated by the
Association of Universities for Research in Astronomy, Inc., under
contract with the National Science Foundation. Back.
2 Guest Investigator at Palomar
Observatory, which is operated by the California Institute of
Technology. Back.
3 Guest Investigator at the Mt. Wilson
and Las Campanas Observatories of the Carnegie Institution of
Washington. Back.