Spitzer Microlensing Parallax for OGLE-2017-BLG-0896 Reveals a Counter-rotating Low-mass Brown Dwarf

Yossi Shvartzvald, Jennifer C. Yee, Jan Skowron, Chung-Uk Lee, Andrzej Udalski, Sebastiano Calchi Novati, Valerio Bozza, Charles A. Beichman, Geoffery Bryden, Sean Carey, B. Scott Gaudi, Calen B. Henderson, Wei Zhu, Etienne Bachelet, Greg Bolt, Grant Christie, Dan Maoz, Tim Natusch, Richard W. Pogge, Rachel A. StreetThiam-Guan Tan, Yiannis Tsapras, Pawel Pietrukowicz, Igor Soszynski, Michal K. Szymanski, Przemek Mroz, Radoslaw Poleski, Szymon Kozlowski, Krzysztof Ulaczyk, Michal Pawlak, Krzysztof A. Rybicki, Patryk Iwanek, Michael D. Albrow, Sang-Mok Cha, Sun-Ju Chung, Andrew Gould, Cheongho Han, Kyu-Ha Hwang, Youn Kil Jung, Dong-Jin Kim, Hyoun-Woo Kim, Seung-Lee Kim, Dong-Joo Lee, Yongseok Lee, Byeong-Gon Park, Yoon-Hyun Ryu, In-Gu Shin, Uffe G. Jorgensen, Yuri, I Fujii, Jesper Skottfelt, OGLE Collaboration; FUN Collaboration; MOA Collaboration; PLANET RoboNet CollaborationVis 31 andreVis mindre