Asteroseismology, standard candles and the Hubble Constant: What is the role of asteroseismology in the era of precision cosmology?

Hilding R. Neilson, Marek Biesiada, Nancy Remage Evans, Marcella Marconi, Chow Choong Ngeow, Daniel R. Reese

Research output: Chapter in Book/Report/Conference proceedingConference contributionpeer-review

Abstract

Classical Cepheids form one of the foundations of modern cosmology and the extragalactic distance scale; however, cosmic microwave background observations measure cosmological parameters and indirectly the Hubble Constant, H 0, to unparalleled precision. The coming decade will provide opportunities to measure H0 to 2% uncertainty thanks to the Gaia satellite, JWST, ELTs and other telescopes using Cepheids and other standard candles. In this work, we discuss the upcoming role for variable stars and asteroseismology in calibrating the distance scale and measuring H0 and what problems exist in understanding these stars that will feed back on these measurements.

Original languageEnglish
Title of host publicationPrecision Asteroseismology
EditorsJoyce Guzik, William Chaplin, William Chaplin, Gerald Handler, Andrzej Pigulski
Pages233-240
Number of pages8
EditionS301
DOIs
StatePublished - 2014

Publication series

NameProceedings of the International Astronomical Union
NumberS301
Volume9
ISSN (Print)1743-9213
ISSN (Electronic)1743-9221

Keywords

  • Cepheids
  • cosmological parameters
  • distance scale
  • stars: horizontal-branch
  • stars: oscillations

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