OGLE-2016-BLG-1469L：由褐矮星组成的微引力透镜双星
太阳与恒星天体物理
2017-07-19 v1 地球与行星天体物理
摘要
我们报告基于微引力透镜事件OGLE-2016-BLG-1469的分析发现了一对由两个褐矮星组成的双星。得益于有限源和微引力透镜视差效应的探测，我们能够测量质量 , 和距离 kpc，以及投影间距 au。这是使用微引力透镜方法探测到的第三颗褐矮星双星，证明了微引力透镜在探测间距小于1 au的场褐矮星双星中的有用性。
引用
@article{arxiv.1705.05553,
title = {OGLE-2016-BLG-1469L: Microlensing Binary Composed of Brown Dwarfs},
author = {C. Han and A. Udalski and T. Sumi and A. Gould and M. D. Albrow and S. -J. Chung and Y. K. Jung and Y. -H. Ryu and I. -G. Shin and J. C. Yee and W. Zhu and S. -M. Cha and S. -L. Kim and D. -J. Kim and C. -U. Lee and Y. Lee and B. -G. Park and I. Soszyński and P. Mróz and P. Pietrukowicz and M. K. Szymański and J. Skowron R. Poleski and S. Kozłowski and K. Ulaczyk and M. Pawlak and F. Abe and Y. Asakura and D. P. Bennett and I. A. Bond and A. Bhattacharya and M. Donachie and M. Freeman and A. Fukui and Y. Hirao and Y. Itow and N. Koshimoto and M. C. A. Li and C. H. Ling and K. Masuda and Y. Matsubara and Y. Muraki and M. Nagakane and K. Ohnishi and H. Oyokawa and N. J. Rattenbury and To. Saito and A. Sharan and D. J. Sullivan and D. Suzuki and P. J. Tristram and T. Yamada and T. Yamada and A. Yonehara and R. Barry},
journal= {arXiv preprint arXiv:1705.05553},
year = {2017}
}
备注
8 pages, 8 figures