A fast radio burst with frequency-dependent polarization detected during Breakthrough Listen observations

D. C. Price, G. Foster*, M. Geyer, W. Van Straten, V. Gajjar, G. Hellbourg, A. Karastergiou, E. F. Keane, A. P.V. Siemion, I. Arcavi, R. Bhat, M. Caleb, S. W. Chang, S. Croft, D. Deboer, I. De Pater, J. Drew, J. E. Enriquez, W. Farah, N. GizaniJ. A. Green, H. Isaacson, J. Hickish, A. Jameson, M. Lebofsky, D. H.E. Macmahon, A. Möller, C. A. Onken, E. Petroff, D. Werthimer, C. Wolf, S. P. Worden, Y. G. Zhang

*Corresponding author for this work

Research output: Contribution to journalArticlepeer-review

45 Scopus citations

Abstract

Here, we report on the detection and verification of fast radio burst FRB 180301, which occurred on utc 2018 March 1 during the Breakthrough Listen observations with the Parkes telescope. Full-polarization voltage data of the detection were captured - a first for non-repeating FRBs - allowing for coherent de-dispersion and additional verification tests. The coherently de-dispersed dynamic spectrum of FRB 180301 shows complex, polarized frequency structure over a small fractional bandwidth. As FRB 180301 was detected close to the geosynchronous satellite band during a time of known 1-2 GHz satellite transmissions, we consider whether the burst was due to radio interference emitted or reflected from an orbiting object. Based on the pre-ponderance of our verification tests, we cannot conclusively determine FRB 180301 to be either astrophysical or anthropogenic in origin.

Original languageEnglish
Pages (from-to)3636-3646
Number of pages11
JournalMonthly Notices of the Royal Astronomical Society
Volume486
Issue number3
DOIs
StatePublished - 1 Jul 2019

Funding

FundersFunder number
Australian Government
Australian Research Council Centre of Excellence for All-sky AstrophysicsCE110001020
National Aeronautics and Space AdministrationPF6-170148
Breakthrough Prize Foundation
Australian Research CouncilLE130100104, CE170100004
Commonwealth Scientific and Industrial Research Organisation

    Keywords

    • methods: data analysis
    • methods: observational

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