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Trepl, M. Fernandez, M. Kitze, M.M. Hohle, M. Moualla, M. Mugrauer, M. Seeliger, M. Va\\v{n}ko, N. Pawellek, R. Chini, R. Errmann, R. Neuh\\\"auser, S.C.-L. Hu, S. Fiedler, S. Meibom, St. Raetz, T. Eisenbei{\\ss}, T.O.B. Schmidt, T. Pribulla, V. Krushevska, \\v{L}. Hamb\\'alek, V.S. Radeva, V. Yotov, W.P. Chen, X. Zhou, Y. Oasa, Z.-Y. Wu","submitted_at":"2014-03-24T16:15:55Z","abstract_excerpt":"We report our investigation of the first transiting planet candidate from the YETI project in the young (~4 Myr old) open cluster Trumpler 37. The transit-like signal detected in the lightcurve of the F8V star 2M21385603+5711345 repeats every 1.364894+/-0.000015 days, and has a depth of 54.5+/-0.8 mmag in R. Membership to the cluster is supported by its mean radial velocity and location in the color-magnitude diagram, while the Li diagnostic and proper motion are inconclusive in this regard. 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