Double degenerates from the supernova Ia progenitor survey (SPY)
Astrophysics
2007-05-23 v1
Abstract
We report on follow-up observations of double degenerate (DD) white dwarfs from the Supernovae Ia Progenitor Survey (SPY). Orbital parameters of four systems, including a massive short period system, are presented.
Cite
@article{arxiv.astro-ph/0210004,
title = {Double degenerates from the supernova Ia progenitor survey (SPY)},
author = {C. Karl and R. Napiwotzki and U. Heber and T. Lisker and G. Nelemans and N. Christlieb and D. Reimers},
journal= {arXiv preprint arXiv:astro-ph/0210004},
year = {2007}
}
Comments
in: "White Dwarfs", Proc. XIII Workshop on White Dwarfs, eds. D. de Martino, R. Kalytis, R. Silvotti, J.E. Solheim, Kluwer, in press 4 pages, 1 figure