Slide 1To measure the brightness distribution of galaxies, we must determine the surface brightness of the resolved galaxy. Surface brightness = magnitude within 1 square…

Lecture 1 Overview and Introduction Reconstruction from images â The Fundamental Problem Input: Corresponding âfeaturesâ in multiple perspective images. Output: Camera…

Elliptical galaxies appear simple: roundish on the sky, the light is smoothly distributed, and they lack star formation patches or strong internal obscuration by dust. But…

Department of Physics ASTM-052: Extragalactic Astrophysics by Peter Clegg Note 2. General Properties of Galaxies ASTM-052 Extragalactic Astrophysics Note 2 © P E Clegg 2001…

WINGS WIde-field Nearby Galaxy-cluster Survey Survey and Pipelines Overview Benchmark for higher redshift studies Average galaxy properties in nearby clusters Global properties…