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Chapter 15: The Measurement of Surface Gravity

Chapter 15: The Measurement of Surface Gravity

pp. 336-353

Authors

, Western University, Ontario
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Extract

Surface gravity is one of the basic parameters of a star.The tools we have to measure a star's gravity are reviewed and examples of their application aregiven.A summary of gravity values is given.

Keywords

  • surface gravity
  • Balmer jump
  • hydrogen lines
  • pressure-broadened wings
  • metal lines
  • gravity summary
  • Wilson-Bappu effect
  • bisector shapes

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