He II λ4686 emission from the massive binary system in η car: constraints to the orbital elements and the nature of the periodic minima

Autor: Paul Luckas, Noel D. Richardson, William Henrique, A. F. J. Moffat, Michael F. Corcoran, T. I. Madura, Christopher T. Russell, Bernard Heathcote, Gerd Weigelt, Lucas St-Jean, Thiago Antônio Moretti de Andrade, D. J. Hillier, Augusto Damineli, Jonathan Powles, Roberto Claudio Gamen, Francisco Jablonski, Terry Bohlsen, Rodrigo Prates, M. Teodoro, Jose H. Groh, F. M. Walter, Kenji Hamaguchi, T. R. Gull, Rolf Chini, F. Navarete, E. Fernández-Lajús, K. R. Pollard, Adriano M. Coimbra, G. R. Hickel, Malcolm Locke

Publikováno v: CONICET Digital (CONICET)
Consejo Nacional de Investigaciones Científicas y Técnicas
instacron:CONICET
SEDICI (UNLP)
Universidad Nacional de La Plata
instacron:UNLP

{\eta} Carinae is an extremely massive binary system in which rapid spectrum variations occur near periastron. Most notably, near periastron the He II $\lambda 4686$ line increases rapidly in strength, drops to a minimum value, then increases briefly

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_dedup___::737ac243d101846e4948a5316578d164
http://sedici.unlp.edu.ar/handle/10915/86905