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Light echoes reveal an unexpectedly cool η Carinae during its nineteenth-century Great Eruption

Author

Listed:
  • A. Rest

    (Space Telescope Science Institute, 3700 San Martin Drive)

  • J. L. Prieto

    (Carnegie Observatories, 813 Santa Barbara Street
    Princeton University, Peyton Hall, Princeton, New Jersey 08544, USA)

  • N. R. Walborn

    (Space Telescope Science Institute, 3700 San Martin Drive)

  • N. Smith

    (Steward Observatory, University of Arizona, 933 North Cherry Avenue, Tucson, Arizona 85721, USA)

  • F. B. Bianco

    (Las Cumbres Observatory Global Telescope Network
    University of California)

  • R. Chornock

    (Harvard-Smithsonian Center for Astrophysics, 60 Garden Street)

  • D. L. Welch

    (McMaster University, Hamilton, Ontario, L8S 4M1, Canada)

  • D. A. Howell

    (Las Cumbres Observatory Global Telescope Network
    University of California)

  • M. E. Huber

    (Johns Hopkins University, Baltimore, 3400 North Charles Street, Maryland 21218, USA)

  • R. J. Foley

    (Harvard-Smithsonian Center for Astrophysics, 60 Garden Street)

  • W. Fong

    (Harvard-Smithsonian Center for Astrophysics, 60 Garden Street)

  • B. Sinnott

    (McMaster University, Hamilton, Ontario, L8S 4M1, Canada)

  • H. E. Bond

    (Space Telescope Science Institute, 3700 San Martin Drive)

  • R. C. Smith

    (Cerro Tololo Inter-American Observatory, National Optical Astronomy Observatory, Colina el Pino S/N, La Serena, Chile)

  • I. Toledo

    (ALMA, KM 121 CH 23, San Pedro de Atacama, II Region, Chile)

  • D. Minniti

    (Pontificia Universidad Catolica de Chile, Santiago 22, Chile)

  • K. Mandel

    (Harvard-Smithsonian Center for Astrophysics, 60 Garden Street
    Imperial College London, Blackett Laboratory, Prince Consort Road, London SW7 2AZ, UK)

Abstract

Light echoes from the massive binary star η Carinae reveal it to have been much cooler than models suggest during its Great Eruption in 1840 but the cause of the eruption remains unknown.

Suggested Citation

  • A. Rest & J. L. Prieto & N. R. Walborn & N. Smith & F. B. Bianco & R. Chornock & D. L. Welch & D. A. Howell & M. E. Huber & R. J. Foley & W. Fong & B. Sinnott & H. E. Bond & R. C. Smith & I. Toledo & , 2012. "Light echoes reveal an unexpectedly cool η Carinae during its nineteenth-century Great Eruption," Nature, Nature, vol. 482(7385), pages 375-378, February.
    • Handle: RePEc:nat:nature:v:482:y:2012:i:7385:d:10.1038_nature10775
    DOI: 10.1038/nature10775
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