WR 140 2009年近星点通过：来自MONS及其他光学源的首批结果
太阳与恒星天体物理
2015-03-17 v1
摘要
我们展示了在2009年1月WR 140（WC7 + O4-5）最近一次近星点通过期间光谱跟踪的结果。该天体被称为碰撞风双星的原型，具有相对较大的周期（约8年）和偏心率（约0.89）。我们提供了轨道参数的更新值、对WR星和O星质量的新估计以及对质量损失率的新约束。
引用
@article{arxiv.1101.1430,
title = {The WR 140 periastron passage 2009: first results from MONS and other optical sources},
author = {R. Fahed and A. F. J. Moffat and J. Zorec and T. Eversberg and A. N. Chené and F. Alves and W. Arnold and T. Bergmann and L. F. Gouveia Carreira and F. Marques Dias and A. Fernando and J. Sanchez Gallego and T. Hunger and J. H. Knapen and R. Leadbeater and T. Morel and G. Rauw and N. Reinecke and J. Ribeiro and N. Romeo and E. M. dos Santos and L. Schanne and O. Stahl and Ba. Stober and Be. Stober and N. G. Correia Viegas and K. Vollmann and M. F. Corcoran and S. M. Dougherty and J. M. Pittard and A. M. T. Pollock and P. M. Williams},
journal= {arXiv preprint arXiv:1101.1430},
year = {2015}
}
备注
5 pages, 5 figures, Published in proceedings of "Stellar Winds in Interaction", editors T. Eversberg and J.H. Knapen. Full proceedings volume is available on http://www.stsci.de/pdf/arrabida.pdf