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Martins, J. Laskar, J.M. Almenara, J.M. Jenkins, K. Hesse, K. Menou, L. Arnold, M. Cointepas, M.J. Hobson, M. Lendl, N. Astudillo-Defru, N.B. Cowan, N.J. Cook, P. Fouqu\\'e, R. Brahm, R. Cloutier, R. Doyon, S.C.C. Barros, T. Forveille, V.B. Kostov, X. Bonfils, X. Delfosse","submitted_at":"2023-08-02T22:05:57Z","abstract_excerpt":"We report the discovery and characterisation of a giant transiting planet orbiting a nearby M3.5V dwarf (d = 80.4 pc, $G$ = 15.1 mag, $K$=11.2 mag, R$_\\star$ = 0.358 $\\pm$ 0.015 R$_\\odot$, M$_\\star$ = 0.340 $\\pm$ 0.009 M$_\\odot$). Using the photometric time series from TESS sectors 10, 36, 46, and 63 and near-infrared spectrophotometry from ExTrA, we measured a planetary radius of 0.77 $\\pm$ 0.03 R$_J$ and an orbital period of 1.52 days. 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Carmona, A. C. M. Correia, A. Jord\\'an, A. L'Heureux, A.S. Polanski, C. Cadieux, C. Moutou, D. Bayliss, D. Charbonneau, D. Rapetti, D.R. Ciardi, E.A. Gilbert, \\'E. Artigau, E. Gaidos, E. Martioli, E. M. Bryant, E. Sedaghati, F. Bouchy, F. Kiefer, F. Murgas, G.\\'A. Bakos, G. Bou\\'e, G. H\\'ebrard, H. Shang, J.D. Hartman, J. Dias do Nascimento, J.-F. Donati, J. Gomes da Silva, J.H.C. Martins, J. Laskar, J.M. Almenara, J.M. Jenkins, K. Hesse, K. Menou, L. Arnold, M. Cointepas, M.J. Hobson, M. Lendl, N. Astudillo-Defru, N.B. Cowan, N.J. Cook, P. Fouqu\\'e, R. Brahm, R. Cloutier, R. Doyon, S.C.C. Barros, T. Forveille, V.B. Kostov, X. Bonfils, X. Delfosse","submitted_at":"2023-08-02T22:05:57Z","abstract_excerpt":"We report the discovery and characterisation of a giant transiting planet orbiting a nearby M3.5V dwarf (d = 80.4 pc, $G$ = 15.1 mag, $K$=11.2 mag, R$_\\star$ = 0.358 $\\pm$ 0.015 R$_\\odot$, M$_\\star$ = 0.340 $\\pm$ 0.009 M$_\\odot$). Using the photometric time series from TESS sectors 10, 36, 46, and 63 and near-infrared spectrophotometry from ExTrA, we measured a planetary radius of 0.77 $\\pm$ 0.03 R$_J$ and an orbital period of 1.52 days. 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