Tracing major structures of the inner Galaxy with 6.7-GHz methanol masers

J. A. Green, J. L. Caswell, N. M. McClure-Griffiths, A. Avison, S. L. Breen, M. G. Burton, S. P. Ellingsen, G. A. Fuller, M. D. Gray, M. Pestalozzi, M. A. Thompson, M. A. Voronkov

    Research output: Chapter in Book/Report/Conference proceedingConference contributionpeer-review

    Abstract

    Through analysis of correlations within the longitude-velocity distribution of 6.7-GHz methanol masers, we identify density enhancements indicative of large-scale regions of enhanced star formation. In the context of the inner structure of our Galaxy these are interpreted as the starting points of the spiral arms and the interaction of the long Galactic bar with the 3-kpc arms. Signatures of a continuous 3-kpc arm structure are seen including a prominent tangent at -22 Galactic longitude. © Owned by the authors, published by EDP Sciences, 2012.
    Original languageEnglish
    Title of host publicationEPJ Web of Conferences|EPJ Web Conf.
    Volume19
    DOIs
    Publication statusPublished - 2012
    EventInternational Conference on Assembling the Puzzle of the Milky Way - Le Grand-Bornand
    Duration: 1 Jul 2012 → …

    Publication series

    NameEuropean Physical Journal Web of Conferences

    Conference

    ConferenceInternational Conference on Assembling the Puzzle of the Milky Way
    CityLe Grand-Bornand
    Period1/07/12 → …

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