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The magnetosphere of the close accreting PMS binary V4046 Sgr AB

Published online by Cambridge University Press:  07 August 2014

S. G. Gregory ,
V. R. Holzwarth ,
J.-F. Donati ,
G. A. J. Hussain ,
T. Montmerle ,
E. Alecian ,
S. H. P. Alencar ,
C. Argiroffi ,
M. Audard  and
J. Bouvier
...Show all authors
S. G. Gregory
Affiliation:
School of Physics & Astronomy, University of St Andrews, St Andrews, KY16 9SS, U.K. email: [email protected]
V. R. Holzwarth
Affiliation:
Freytagstr. 7, D-79114 Freiburg i.Br., Germany
J.-F. Donati
Affiliation:
Inst. de Recherche en Astrophysique et Planétologie UMR 5277, Toulouse, F31400France
G. A. J. Hussain
Affiliation:
ESO, Karl-Schwarzschild-Str. 2, D-85748 Garching, Germany
T. Montmerle
Affiliation:
Institut d'Astrophysique de Paris, 98bis bd Arago, FR-75014 Paris, France
E. Alecian
Affiliation:
Obs. de Paris, LESIA, 5, place Jules Janssen, F-92195 Meudon Principal Cedex, France
S. H. P. Alencar
Affiliation:
Dept. de Fìsica - UFMG, Av. Antônio Carlos, 6627, 30270-901 Belo Horizonte, MG, Brazil
C. Argiroffi
Affiliation:
INAF-Osservatorio Astronomico di Palermo, Piazza del Parlamento 1, I-90134 Palermo, Italy
M. Audard
Affiliation:
ISDC Data Center for Astrophysics, Univ. of Geneva, CH-1290 Versoix, Switzerland
J. Bouvier
Affiliation:
UJF-Grenoble 1/CNRS-INSU, IPAG, UMR 5274, F-38041, Grenoble, France
F. Damiani
Affiliation:
INAF-Osservatorio Astronomico di Palermo, Piazza del Parlamento 1, I-90134 Palermo, Italy
M. Güdel
Affiliation:
Dept. of Astrophysics, University of Vienna, Türkenschanzstrasse 17, A-1180 Vienna, Austria
D. P. Huenemoerder
Affiliation:
MIT, Kavli Inst. for Astrophysics & Space Research, Cambridge, MA 02139, U.S.A.
J. H. Kastner
Affiliation:
CIS, Rochester Inst. of Technology, 54 Lomb Memorial Drive, Rochester, NY 14623, U.S.A.
A. Maggio
Affiliation:
INAF-Osservatorio Astronomico di Palermo, Piazza del Parlamento 1, I-90134 Palermo, Italy
G. G. Sacco
Affiliation:
INAF-Arcetri Astrophysical Observatory, Largo Enrico Fermi 5, I - 50125 Florence, Italy
G. A. Wade
Affiliation:
Dept. of Physics, Royal Military College of Canada, Kingston, K7K 7B4, Canada
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Abstract

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We present a preliminary 3D potential field extrapolation model of the joint magnetosphere of the close accreting PMS binary V4046 Sgr. The model is derived from magnetic maps obtained as part of a coordinated optical and X-ray observing program.

Keywords

stars: formationstars: interiorsstars: magnetic fieldstars: pre-main sequence
Type
Contributed Papers
Information
Proceedings of the International Astronomical Union , Volume 9 , Symposium S302: Magnetic Fields throughout Stellar Evolution , August 2013 , pp. 44 - 45
Copyright
Copyright © International Astronomical Union 2014 

References

Argiroffi, C., Maggio, A., Montmerle, T., Huenemoerder, D. P., Alecian, E., Audard, M., Bouvier, J., Damiani, F., Donati, J.-F., Gregory, S. G., Güdel, M., Hussain, G. A. J., Kastner, J. H., & Sacco, G. G. 2012, ApJ, 752, 100Google Scholar
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