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1	Astr 5460 Wed., Feb. 5, 2003 Today: WIRO: Saturday pending weather Reminders/Assignments Longair, Ch. 2 (Large Scale Struct.) Reading for Friday – Ch. 3 Unless noted, all figs and eqs from Longair. Note: This class will meet W&F, 5440 will be M&W
2	Reminders/Preliminaries Astro-ph preprints for Friday: http://xxx.lanl.gov/astro-ph Physics Today Discuss homework assignment (briefly!) My source files posted on the webpage Isobe et al. 1990 Redshifted BB curve, MAP, PLANCK
3	Large-scale Distribution of Galaxies
4	Large-scale Distribution of Galaxies
5	Large-scale Distribution of Galaxies
6	Large-scale Distribution of Galaxies
7	Hubble’s Law and Expansion
8	Hubble’s Law and Expansion
9	Hubble’s Law and Expansion
10	Hubble’s Law and Expansion
11	Hubble’s Law and Expansion
12	Hubble’s Law and Expansion
13	Hubble’s Law and Expansion
14	Hubble’s Law and Expansion
15	Conclusions On the largest scales it is appropriate to impose the conditions of isotropy and homogeneity, plus uniform expansion. These simplifications plus GR provide relatively simple “world models” that provide a framework for cosmology and the origin of galaxies and other large scale structures.