Getting in the Cosmological Mood

• historical context
  • Sky map basics: our Milky Way Galaxy seen locally from here and here
    Galactic Coordinates: left image shows observer-centered Galactic latitude l, longitude b
    sky view of Galactic latitude and longitude
    optical and near infrared (unobscured Galactic stars) in these coordinates
  • Dreyer's New General Catalogue (NGC)
    zone of avoidance
  • Hubble (the man) discovers a cephied in M31
  • Hubble (the telescope): Cephieds in M100
    the recordholder: NGC 4603
• cosmological observables

Overview of Observational Cosmology: Zeroth Order Picture

• Cosmography: large-scale matter distribution
  • 2dF redshift survey
  • implications
• Cosmic kinematics: galaxy motions
  • a collection of spectra
  • Edwin Hubble's discovery paper
  • implications