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Nagakane, N. J. Rattenbury, N. Koshimoto, P. Evans, P. J. Tristram, P. Pietrukowicz, R. K. Barry, R. Poleski, S. Gaudi, Szymon Koz{\\l}owski, To. Saito, T. Sumi, T. Yamada, V. Batista, Y. Asakura, Y. Hirao, Y. Itow, Y. Matsubara, Y. Muraki","submitted_at":"2017-04-04T18:00:00Z","abstract_excerpt":"We present the discovery of a substellar companion to the primary host lens in the microlensing event MOA-2012-BLG-006. The companion-to-host mass ratio is 0.016, corresponding to a companion mass of $\\approx8~M_{\\rm Jup} (M_*/0.5M_\\odot)$. Thus, the companion is either a high-mass giant planet or a low-mass brown dwarf, depending on the mass of the primary $M_*$. The companion signal was separated from the peak of the primary event by a time that was as much as four times longer than the event timescale. 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Bhattacharya, A. Fukui, A. Sharan, A. Udalski, A. Yonehara, C. Clanton, C. H. Ling, C. Ranc, D. J. Sullivan, D. P. Bennett, D. Suzuki, F. Abe, I. A. Bond, I. Soszy\\'nski, J. B. Marquette, J. P. Beaulieu, J. Skowron, K. Masuda, K. Ohnishi, K. Ulaczyk, {\\L}. Wyrzykowski, M. C. A. Li, M. Donachie, M. K. Szyma\\'nski, M. Nagakane, N. J. Rattenbury, N. Koshimoto, P. Evans, P. J. Tristram, P. Pietrukowicz, R. K. Barry, R. Poleski, S. Gaudi, Szymon Koz{\\l}owski, To. Saito, T. Sumi, T. Yamada, V. Batista, Y. Asakura, Y. Hirao, Y. Itow, Y. Matsubara, Y. Muraki","submitted_at":"2017-04-04T18:00:00Z","abstract_excerpt":"We present the discovery of a substellar companion to the primary host lens in the microlensing event MOA-2012-BLG-006. The companion-to-host mass ratio is 0.016, corresponding to a companion mass of $\\approx8~M_{\\rm Jup} (M_*/0.5M_\\odot)$. Thus, the companion is either a high-mass giant planet or a low-mass brown dwarf, depending on the mass of the primary $M_*$. 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