What Does the Hubble Flow Look Like in an Anisotropic Universe?

Abstract: Using the formulae for light propagation, redshift, and photometric distance in an anisotropic flat universe of Bianchi type I, we construct a picture of the Hubble flow as would be observed by a hypothetical observer in an anisotropic universe. This algorithm, with slight modification, can be used for more complex visualizations of the sky from the perspective of an observer situated in a strong gravitational field. © 2023, Allerton Press, Inc.

Authors
Toporensky A.V. , Stepanyan I.V. , Ivanov R.V.
Publisher
Pleiades Publishing
Issue number
4
Language
English
Pages
564-570
State
Published
Volume
78
Year
2023
Organizations
  • 1 Sternberg Astronomical Institute, Lomonosov Moscow State University, Moscow, 119991, Russian Federation
  • 2 Mechanical Engineering Research University of the Russian Academy of Sciences, Moscow, 101000, Russian Federation
  • 3 Academy of Engineering, RUDN-University, Moscow, 117198, Russian Federation
Keywords
flat anisotropic universe; Hubble flow; photometric distance
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