Search for extragalactic astrophysical counterparts of IceCube neutrino events

Reetanjali Moharana, Richard J.G. Britto, Soebur Razzaque

Research output: Contribution to journalConference articlepeer-review

Abstract

Detection of 35 very high-energy (VHE) neutrinos by the IceCube Neutrino Observatory has opened a new chapter in multi-messenger astronomy. Due to large errors in measuring the directions of the neutrino shower-type events, which dominate the current event list, it is difficult to identify their astrophysical sources. We perform cross-correlation study of IceCube neutrino events with extragalactic candidate sources using X-ray and gamma-ray selected source catalogues such as Swift-BAT, 3LAC and TeV-Cat. We apply different cuts on the X-ray and gammaray fluxes of the sources in these catalogues, and use different source classes in order to study correlation. We use invariant statistic and Monte Carlo simulations to evaluate statistical significance of any correlation.

Original languageEnglish
Article number1122
JournalProceedings of Science
Volume30-July-2015
Publication statusPublished - 2015
Event34th International Cosmic Ray Conference, ICRC 2015 - The Hague, Netherlands
Duration: 30 Jul 20156 Aug 2015

ASJC Scopus subject areas

  • Multidisciplinary

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