[en] We present results of the Australia Telescope Compact Array (ATCA) radio continuum observations of massive stars in the Sco OB1 association. Most stars detected in the program show spectral indices lower than value expected from thermal free-free emission.
Disciplines :
Space science, astronomy & astrophysics
Author, co-author :
Setia Gunawan, Diah Y A; CSIRO Australia Telescope National Facility, PO Box 76, Epping, NSW 2121, Australia ; Kapteyn Sterrenkundig Instituut, Rijksuniversiteit Groningen, Postbus 800, 9700 AV Groningen, Nederland
Chapman, Jessica M; CSIRO Australia Telescope National Facility, PO Box 76, Epping, NSW 2121, Australia
Stevens, Ian R; School of Physics and Astronomy, University of Birmingham, Edgbaston, Birmingham B15 2TT, UK
Rauw, Grégor ; Université de Liège - ULiège > Département d'astrophys., géophysique et océanographie (AGO) > Groupe d'astrophysique des hautes énergies (GAPHE) - Sciences spatiales
Leitherer, Claus; Space Telescope Science Institute, 3700 San Martin Drive, Baltimore, MD 21218, USA
Language :
English
Title :
Radio continuum observations of massive stars in open cluster NGC 6231 and the Sco OB1 association
Publication date :
2003
Audience :
International
Main work title :
A Massive Star Odyssey: From Main Sequence to Supernova