Next Semester: advanced cosmology

• ASTR 507: Physical Cosmology
  ASTR 596PC (same course, old number) website from Spring 2010
• ASTR 596 and 496 RJF: Supernovae and Dark Energy

Galaxy Clusters

• Optical: Virgo (zoom to center), Coma overvier and zoom, Hydra A
• X-ray: Virgo, Coma, Abell 2029
• Diffuse light -- intracluster stars in Virgo; orphan globular clusters
• gas filaments in thePerseus custer
• distruped galaxy NGC 1427A falling through the Fornax cluster
• gravitational lensing: Abell 1689, Abell 2218, 0024+1654, Abell 370, SDSS J1004+4112 , gallery
• mass estimates and models: lens creator
• dark matter: Zwicky (1937)
• Testing dark matter: the bullet cluster (Clowe 2006)
  other displaced clusters: MACS J0025.4-1222 here and here (Bradac et al 2008), Abell 520 (Clowe et al 2012), Abell 1758 (Ragozzine et al 2012), DLSCL J0916.2+2951 (Dawson et al 2012)

Superclusters

• Local Supercluster zoomable in and out!

The Large Scale Structure of the Universe I

• cosmological principle
• actual data: 2dF Galaxy Redshift Survey
  • survey geometry
  • clustering: all galaxies
• actual data: Sloan Digital Sky Survey
  • 2-D slices: all galaxies
  • 2-D slices: luminous red galaxies
  • video: flythrough

Cosmodynamics I

• Hubble Law
• Hubble's original diagram
• modern Hubble diagram from Hubble Telescope Key Project
• Hubble visualized