Breakthrough Listen Observations of 1I/'Oumuamua with the GBT

@article{Enriquez2018BreakthroughLO,
  title={Breakthrough Listen Observations of 1I/'Oumuamua with the GBT},
  author={J. Emilio Enriquez and Andrew P. V. Siemion and T. J. W. Lazio and Matt Lebofsky and David Macmahon and R. S. Park and Steve Croft and David R. DeBoer and Nectaria A. B. Gizani and Vishal Gajjar and Gregory Hellbourg and Howard T. Isaacson and Danny C. Price},
  journal={arXiv: Earth and Planetary Astrophysics},
  year={2018}
}
We have conducted a search for radio emission consistent with an artificial source targeting 1I/'Oumuamua with the Robert C. Byrd Green Bank Telescope (GBT) between 1.1 and 11.6 GHz. We searched the data for narrowband signals and found none. Given the close proximity to this interstellar object, we can place limits to putative transmitters with extremely low power (0.08 W). 

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