Abstract
view Abstract Citations (2617) References (16) Co-Reads Similar Papers Volume Content Graphics Metrics Export Citation NASA/ADS An Analytical Model for Spherical Galaxies and Bulges Hernquist, Lars Abstract A potential-density pair which closely approximates the de Vaucouleurs R^1/4^ law for elliptical galaxies is presented. It is shown that the intrinsic properties and projected distributions of this model can be evaluated analytically. In particular, the distribution function, density of states, and projected surface brightness and velocity dispersion are expressible in terms of elementary functions. Publication: The Astrophysical Journal Pub Date: June 1990 DOI: 10.1086/168845 Bibcode: 1990ApJ...356..359H Keywords: Computational Astrophysics; Elliptical Galaxies; Galactic Bulge; Galactic Structure; Astronomical Models; Astronomical Photometry; Brightness Distribution; Distribution Functions; Astrophysics; GALAXIES: PHOTOMETRY; GALAXIES: STRUCTURE full text sources ADS |
Keywords
PhysicsAstrophysicsGalaxyElliptical galaxyPhotometry (optics)BulgeVelocity dispersionSurface brightnessFundamental plane (elliptical galaxies)AstronomyGalaxy formation and evolutionLenticular galaxyStars
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Publication Info
- Year
- 1990
- Type
- article
- Volume
- 356
- Pages
- 359-359
- Citations
- 2830
- Access
- Closed
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Cite This
Lars Hernquist
(1990).
An analytical model for spherical galaxies and bulges.
The Astrophysical Journal
, 356
, 359-359.
https://doi.org/10.1086/168845
Identifiers
- DOI
- 10.1086/168845