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PX269 Galaxies

PX269 Galaxies. Part 3: Normal galaxies 3.1 Rotation curves. Hubble sequence. M 51 the Whirlpool Galaxy. HII regions. William Herschel Telescope. William Herschel Telescope. Part 3: Normal galaxies 3.2 Distances. Main sequence fitting. Cepheid variables: period-luminosity relation.

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PX269 Galaxies

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  1. PX269 Galaxies Part 3: Normal galaxies 3.1 Rotation curves

  2. Hubble sequence

  3. M 51 the Whirlpool Galaxy HII regions

  4. William Herschel Telescope

  5. William Herschel Telescope

  6. Part 3: Normal galaxies 3.2 Distances

  7. Main sequence fitting

  8. Cepheid variables: period-luminosity relation

  9. Large Magellanic Cloud (LMC)

  10. SMC LMC

  11. SN1987A in LMC

  12. Ring around SN1987A with HST

  13. SN1994d in NGC4526 Hubble Space Telescope

  14. Hubble relation

  15. Distance ladder

  16. Part 3: Normal galaxies 3.3 Elliptical galaxies

  17. M87 an elliptical galaxy CFHT

  18. NGC 2768 an elliptical galaxy

  19. Leo I, dwarf elliptical galaxy SDSS

  20. NGC 4267, normal elliptical galaxy SDSS

  21. Compactness of elliptical galaxies

  22. Gas in elliptical galaxies X-rays Optical M49

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