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astro-ph1998★ 10 cited
Cluster mass estimation from lens magnification
Eelco van Kampen
The surface mass density of a cluster of galaxies, and thus its total mass, can be estimated from its lens magnification. The magnification can be determined from the variation in…
astro-ph1998★ 91 cited
Gravitational Lens Magnification and the Mass of Abell 1689
A. N. Taylor, S. Dye, T. J. Broadhurst +2
We present the first application of lens magnification to measure the absolute mass of a galaxy cluster; Abell 1689. The absolute mass of a galaxy cluster can be measured by the gr…