A simple model for the distribution of light in spherical galaxies
Open Access
- 1 April 1983
- journal article
- research article
- Published by Oxford University Press (OUP) in Monthly Notices of the Royal Astronomical Society
- Vol. 202 (4) , 995-999
- https://doi.org/10.1093/mnras/202.4.995
Abstract
A simple analytic formula for the three-dimensional light distribution in spherical galaxies is given that fits measured brightnesses as well as, or better than, existing models. It has the advantage that many desired quantities, such as surface brightness, gravitational potential and projected velocity dispersion can be easily computed.Keywords
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