Search for QPOs in Perseus with Fermi LAT

Fermi-LAT Collaboration

Research output: Contribution to journalConference articlepeer-review

Abstract

We report the analysis of the gamma-ray variability of NGC 1275-the radio galaxy at the center of the Perseus cluster. NGC 1275 has been observed continuously with the Fermi Large Area Telescope over the last nine years. We applied different time-domain analysis methods including Fourier, wavelets and Bayesian methods, in order to search for quasi-periodic oscillations in the gamma-ray emission. We found no evidence for periodicities of astrophysical origin.

Original languageEnglish (US)
Pages (from-to)167-171
Number of pages5
JournalProceedings of the International Astronomical Union
Volume14
Issue number342
DOIs
StatePublished - 2020
Event342nd Symposium of the International Astronomical on Perseus in Sicily: From Black Hole to Cluster Outskirts - Noto, Italy
Duration: May 14 2018May 18 2018

Keywords

  • galaxies: active
  • galaxies: jets
  • galaxies: nuclei
  • gamma rays: observations

ASJC Scopus subject areas

  • Astronomy and Astrophysics
  • Space and Planetary Science

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