OGLE-2015-BLG-1649Lb: A gas giant planet around a low-mass dwarf

Autor: Nagakane, Masayuki, Lee, Chien-Hsiu, Koshimoto, Naoki, Suzuki, Daisuke, Udalski, Andrzej, Beaulieu, Jean-Philippe, Sumi, Takahiro, Bennett, David, Bond, Ian A., Rattenbury, Nicholas J., Bachelet, Etienne, Dominik, Martin, Abe, Fumio, Barry, Richard, Bhattacharya, Aparna, Donachie, Martin, Fujii, H., Fukui, Akihiko, Hirao, Yuki, Itow, Yoshitaka, Kamei, Y., Kondo, Iona, Li, Man Cheung Alex, Matsubara, Y., Matsuo, Taro, Miyazaki, Shota, Muraki, Yasushi, Ranc, Clément, Shibai, Hiroshi, Suematsu, Haruno, Sullivan, Denis, Tristram, P., Yamakawa, T., Yonehara, A., Mróz, P., Poleski, Radosław, Skowron, Jan, Szymański, M., Soszyński, I., Pietrukowicz, Pawel, Kozłowski, Szymon, Ulaczyk, Krzysztof, Bramich, Dan, Cassan, Arnaud, Jaimes, R., Horne, K., Hundertmark, Markus, Mao, Shude, Menzies, John, Schmidt, R., Snodgrass, Colin, Steele, Iain, Street, Rachel, Tsapras, Yiannis, Wambsganss, Joachim, Jørgensen, Uffe, Bozza, Valerio, Longã, P., Peixinho, Nuno, Skottfelt, Jesper, Southworth, John, Andersen, M. I., Burgdorf, M., D'Ago, Giuseppe, Evans, Daniel, Hinse, Tobias, Korhonen, Heidi, Rabus, Markus, Rahvar, Sohrab

We report the discovery of an exoplanet in microlensing event OGLE-2015-BLG-1649. The planet/host-star mass ratio is $q =7.2 \times 10^{-3}$ and the projected separation normalized by the Einstein radius is $s = 0.9$. The upper limit of the lens flux

Externí odkaz: http://arxiv.org/abs/1907.11536