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Bond, Igor Soszy\\'nski, In-Gu Shin, Iona Kondo, Jan Skowron, Jennifer C. Yee, Keivan G. Stassun, Krzystof Ulaczyk, Krzysztof A. Rybicki, Kyu-Ha Hwang, Man Cheung Alex Li, Marcin Wrona, Martin Donachie, Masayuki Nagakane, Matthew T. Penny, Michael D. Albrow, Micha{\\l} K. Szyma\\'nski, Naoki Koshimoto, Nicholas J. Rattenbury, Patryk Iwanek, Paul J. Tristram, Pawe{\\l} Pietrukowicz, Przemek Mr\\'oz, Radek Poleski, Richard Barry, Richard W. Pogge, Sang-Mok Cha, Savannah Jacklin, Sean Carey, Sebastiano Calchi Novati, Seung-Lee Kim, Shota Miyazaki, Sun Ju Chung, Szymon Koz{\\l}owski, Takahiro Sumi, Weicheng Zang, Wei Zhu, Yasushi Muraki, Yongseok Lee, Yoon-Hyun Ryu, Yoshitaka Itow, Yossi Shvartzvald, Youn Kil Jung, Yuki Hirao, Yutaka Matsubara","submitted_at":"2019-05-14T22:50:06Z","abstract_excerpt":"We report the discovery of a $Spitzer$ microlensing planet OGLE-2018-BLG-0596Lb, with preferred planet-host mass ratio $q \\sim 2\\times10^{-4}$. 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