Zobrazeno 1 - 10
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pro vyhledávání: '"Kotani T"'
Gliese 12 b: A temperate Earth-sized planet at 12 pc ideal for atmospheric transmission spectroscopy
Autor:
Kuzuhara, M., Fukui, A., Livingston, J. H., Caballero, J. A., de Leon, J. P., Hirano, T., Kasagi, Y., Murgas, F., Narita, N., Omiya, M., Orell-Miquel, Jaume, Palle, E., Changeat, Q., Esparza-Borges, E., Harakawa, H., Hellier, C., Hori, Yasunori, Ikuta, Kai, Ishikawa, H. T., Kodama, T., Kotani, T., Kudo, T., Morales, J. C., Mori, M., Nagel, E., Parviainen, H., Perdelwitz, V., Reiners, A., Ribas, I., Sanz-Forcada, J., Sato, B., Schweitzer, A., Tabernero, H. M., Takarada, T., Uyama, T., Watanabe, N., Zechmeister, M., García, N. Abreu, Aoki, W., Beichman, C., Béjar, V. J. S., Brandt, T. D., Calatayud-Borras, Y., Carleo, I., Charbonneau, D., Collins, K. A., Currie, T., Doty, J. P., Dreizler, S., Fernández-Rodríguez, G., Fukuda, I., Galán, D., Geraldía-González, S., González-Garcia, J., Hayashi, Y., Hedges, C., Henning, T., Hodapp, K., Ikoma, M., Isogai, K., Jacobson, S., Janson, M., Jenkins, J. M., Kagetani, T., Kambe, E., Kawai, Y., Kawauchi, K., Kokubo, E., Konishi, M., Korth, J., Krishnamurthy, V., Kurokawa, T., Kusakabe, N., Kwon, J., Laza-Ramos, A., Libotte, F., Luque, R., Madrigal-Aguado, A., Matsumoto, Y., Mawet, D., McElwain, M. W., Gallardo, P. P. Meni, Morello, G., Torres, S. Mu~noz, Nishikawa, J., Nugroho, S. K., Ogihara, M., Pel'aez-Torres, A., Rapetti, D., S'anchez-Benavente, M., Schlecker, M., Seager, S., Serabyn, E., Serizawa, T., Stangret, M., Takahashi, A., Teng, H., Tamura, M., Terada, Y., Ueda, A., Usuda, T., Vanderspek, R., Vievard, S., Watanabe, D., Winn, J. N., Osorio, M. R. Zapatero
Publikováno v:
Published on 2024 May 23 by Astrophysical Journal Letters (ApJL) 967 L21
Recent discoveries of Earth-sized planets transiting nearby M dwarfs have made it possible to characterize the atmospheres of terrestrial planets via follow-up spectroscopic observations. However, the number of such planets receiving low insolation i
Externí odkaz:
http://arxiv.org/abs/2405.14708
Autor:
Hori, Y., Fukui, A., Hirano, T., Narita, N., de Leon, J. P., Ishikawa, H. T., Hartman, J. D., Morello, G., García, N. Abreu, Hernández, L. Álvarez, Béjar, V. J. S., Calatayud-Borras, Y., Carleo, I., Enoc, G., Esparza-Borges, E., Fukuda, I., Galán, D., Geraldía-González, S., Hayashi, Y., Ikoma, M., Ikuta, K., Isogai, K., Kagetani, T., Kawai, Y., Kawauchi, K., Kimura, T., Kodama, T., Korth, J., Kusakabe, N., Laza-Ramos, A., Livingston, J. H., Luque, R., Miyakawa, K., Mori, M., Torres, S. Muñoz, Murgas, F., Orell-Miquel, J., Palle, E., Parviainen, H., Peláez-Torres, A., Puig-Subirá, M., Sánchez-Benavente, M., Sosa-Guillén, P., Stangret, M., Terada, Y., Watanabe, N., Bakos, G. Á., Barkaoui, K., Beichman, C., Benkhaldoun, Z., Boyle, A. W., Ciardi, D. R., Clark, C. A., Collins, K. A., Collins, K. I., Conti, D. M., Crossfield, I. J. M., Everett, M. E., Furlan, E., Ghachoui, M., Gillon, M., Gonzales, E. J., Higuera, J., Horne, K., Howell, S. B., Jehin, E., Lester, K. V., Lund, M. B., Matson, R., Matthews, E. C., Pozuelos, F. J., Safonov, B. S., Schlieder, J. E., Schwarz, R. P., Sefako, R., Srdoc, G., Strakhov, I. A., Waalkes, W. C., Ziegler, C., Charbonneau, D., Essack, Z., Timmermans, M., Guerrero, N. M., Harakawa, H., Hedges, C., Ishizuka, M., Jenkins, J. M., Konishi, M., Kotani, T., Kudo, T., Kurokawa, T., Kuzuhara, M., Nishikawa, J., Omiya, M., Ricker, G. R., Seager, S., Serizawa, T., Striegel, S., Tamura, M., Ueda, A., Vanderspek, R., Vievard, S., Winn, J. N.
Sub-Neptunes with $2-3R_\oplus$ are intermediate in size between rocky planets and Neptune-sized planets. The orbital properties and bulk compositions of transiting sub-Neptunes provide clues to the formation and evolution of close-in small planets.
Externí odkaz:
http://arxiv.org/abs/2405.12637
Autor:
Barkaoui, K., Schwarz, R. P., Narita, N., Mistry, P., Magliano, C., Hirano, T., Maity, M., Burgasser, A. J., Rackham, B. V., Murgas, F., Pozuelos, F. J., Stassun, K. G., Everett, M. E., Ciardi, D. R., Lamman, C., Pass, E. K., Bieryla, A., Aganze, C., Esparza-Borges, E., Collins, K. A., Covone, G., de Leon, J., D'evora-Pajares, M., de Wit, J., Fukuda, Izuru, Fukui, A., Gerasimov, R., Gillon, M., Hayashi, Y., Howell, S. B., Ikoma, M., Ikuta, K., Jenkins, J. M., Karpoor, P. R., Kawai, Y., Kimura, T., Kotani, T., Latham, D. W., Mori, M., Palle, E., Parviainen, H., Patel, Y. G., Ricker, G., Relles, H. M., Shporer, A., Seager, S., Softich, E., Srdoc, G., Tamura, M., Theissen, C. A., Twicken, J. D., Vanderspek, R., Watanabe, N., Watkins, C. N., Winn, J. N., Wohler, B.
One of the main goals of the NASA's TESS (Transiting Exoplanet Survey Satellite) mission is the discovery of Earth-like planets around nearby M-dwarf stars. Here, we present the discovery and validation of three new short-period Earth-sized planets o
Externí odkaz:
http://arxiv.org/abs/2405.06350
Autor:
Gorrini, P., Kemmer, J., Dreizler, S., Burn, R., Hirano, T., Pozuelos, F. J., Kuzuhara, M., Caballero, J. A., Amado, P. J., Harakawa, H., Kudo, T., Quirrenbach, A., Reiners, A., Ribas, I., Béjar, V. J. S., Chaturvedi, P., Cifuentes, C., Galadí-Enríquez, D., Hatzes, A. P., Kaminski, A., Kotani, T., Kürster, M., Livingston, J. H., González, M. J. López, Montes, D., Morales, J. C., Murgas, F., Omiya, M., Pallé, E., Rodríguez, E., Sato, B., Schweitzer, A., Shan, Y., Takarada, T., Tal-Or, L., Tamura, M., Vievard, S., Osorio, M. R. Zapatero, Zechmeister, M.
Publikováno v:
A&A 680, A28 (2023)
We report the discovery of two exoplanets around the M dwarfs GJ 724 and GJ 3988 using the radial velocity (RV) method. We obtained a total of 153 3.5 m Calar Alto/CARMENES spectra for both targets and measured their RVs and activity indicators. We a
Externí odkaz:
http://arxiv.org/abs/2310.05599
Autor:
Delrez, L., Murray, C. A., Pozuelos, F. J., Narita, N., Ducrot, E., Timmermans, M., Watanabe, N., Burgasser, A. J., Hirano, T., Rackham, B. V., Stassun, K. G., Van Grootel, V., Aganze, C., Cointepas, M., Howell, S., Kaltenegger, L., Niraula, P., Sebastian, D., Almenara, J. M., Barkaoui, K., Baycroft, T. A., Bonfils, X., Bouchy, F., Burdanov, A., Caldwell, D. A., Charbonneau, D., Ciardi, D. R., Collins, K. A., Daylan, T., Demory, B. -O., de Wit, J., Dransfield, G., Fajardo-Acosta, S. B., Fausnaugh, M., Fukui, A., Furlan, E., Garcia, L. J., Gnilka, C. L., Chew, Y. Gómez Maqueo, Gómez-Muñoz, M. A., Günther, M. N., Harakawa, H., Heng, K., Hooton, M. J., Hori, Y., Ikoma, M., Jehin, E., Jenkins, J. M., Kagetani, T., Kawauchi, K., Kimura, T., Kodama, T., Kotani, T., Krishnamurthy, V., Kudo, T., Kunovac, V., Kusakabe, N., Latham, D. W., Littlefield, C., McCormac, J., Melis, C., Mori, M., Murgas, F., Palle, E., Pedersen, P. P., Queloz, D., Ricker, G., Sabin, L., Schanche, N., Schroffenegger, U., Seager, S., Shiao, B., Sohy, S., Standing, M. R., Tamura, M., Theissen, C. A., Thompson, S. J., Triaud, A. H. M. J., Vanderspek, R., Vievard, S., Wells, R. D., Winn, J. N., Zou, Y., Zúñiga-Fernández, S., Gillon, M.
In the age of JWST, temperate terrestrial exoplanets transiting nearby late-type M dwarfs provide unique opportunities for characterising their atmospheres, as well as searching for biosignature gases. We report here the discovery and validation of t
Externí odkaz:
http://arxiv.org/abs/2209.02831
Autor:
Luque, R., Nowak, G., Hirano, T., Kossakowski, D., Pallé, E., Nixon, M. C., Morello, G., Amado, P. J., Albrecht, S. H., Caballero, J. A., Cifuentes, C., Cochran, W. D., Deeg, H. J., Dreizler, S., Esparza-Borges, E., Fukui, A., Gandolfi, D., Goffo, E., Guenther, E. W., Hatzes, A. P., Henning, T., Kabath, P., Kawauchi, K., Korth, J., Kotani, T., Kudo, T., Kuzuhara, M., Lafarga, M., Lam, K. W. F., Livingston, J., Morales, J. C., Muresan, A., Murgas, F., Narita, N., Osborne, H. L. M., Parviainen, H., Passegger, V. M., Persson, C. M., Quirrenbach, A., Redfield, S., Reffert, S., Reiners, A., Ribas, I., Serrano, L. M., Tamura, M., Van Eylen, V., Watanabe, N., Osorio, M. R. Zapatero
Publikováno v:
A&A 666, A154 (2022)
Context. Despite being a prominent subset of the exoplanet population discovered in the past three decades, the nature and provenance of sub-Neptune-sized planets are still one of the open questions in exoplanet science. Aims. For planets orbiting br
Externí odkaz:
http://arxiv.org/abs/2208.07287
Autor:
Kawauchi, K., Murgas, F., Palle, E., Narita, N., Fukui, A., Hirano, T., Parviainen, H., Ishikawa, H. T., Watanabe, N., Esparaza-Borges, E., Kuzuhara, M., Orell-Miquel, J., Krishnamurthy, V., Mori, M., Kagetani, T., Zou, Y., Isogai, K., Livingston, J. H., Howell, S. B., Crouzet, N., de Leon, J. P., Kimura, T., Kodama, T., Korth, J., Kurita, S., Laza-Ramos, A., Luque, R., Madrigal-Aguado, A., Miyakawa, K., Morello, G., Nishiumi, T., Rodríguez, G. E. F., Sánchez-Benavente, M., Stangret, M., Teng, H., Terada, Y., Gnilka, C. L., Guerrero, N., Harakawa, H., Hodapp, K., Hori, Y., Ikoma, M., Jacobson, S., Konishi, M., Kotani, T., Kudo, T., Kurokowa, T., Kusakabe, N., Nishikawa, J., Omiya, M., Serizawa, T., Tamura, M., Ueda, A., Vievard, S.
Publikováno v:
A&A 666, A4 (2022)
The NASA space telescope $TESS$ is currently in the extended mission of its all-sky search for new transiting planets. Of the thousands of candidates that TESS is expected to deliver, transiting planets orbiting nearby M dwarfs are particularly inter
Externí odkaz:
http://arxiv.org/abs/2202.10182
Autor:
Morello, G., Parviainen, H., Murgas, F., Pallé, E., Oshagh, M., Fukui, A., Hirano, T., Ishikawa, H. T., Mori, M., Narita, N., Collins, K. A., Barkaoui, K., Lewin, P., Cadieux, C., de Leon, J. P., Soubkiou, A., Garcia, N. Abreu, Crouzet, N., Esparza-Borges, E., Rodríguez, G. E. Fernández, Galán, D., Hori, Y., Ikoma, M., Isogai, K., Kagetani, T., Kawauchi, K., Kimura, T., Kodama, T., Korth, J., Kotani, T., Krishnamurthy, V., Kurita, S., Laza-Ramos, A., Livingston, J. H., Luque, R., Madrigal-Aguado, A., Nishiumi, T., Orell-Miquel, J., Puig-Subirà, M., Sánchez-Benavente, M., Stangret, M., Tamura, M., Terada, Y., Watanabe, N., Zou, Y., Benkhaldoun, Z., Collins, K. I., Doyon, R., Garcia, L., Ghachoui, M., Gillon, M., Jehin, E., Pozuelos, F. J., Schwarz, R. P., Timmermans, M.
Publikováno v:
A&A, 673, A32 (2023)
Context. Exoplanets with orbital periods of less than one day are known as ultra-short period (USP) planets. They are relatively rare products of planetary formation and evolution processes, but especially favourable for characterisation with current
Externí odkaz:
http://arxiv.org/abs/2201.13274
Autor:
Gaidos, E., Hirano, T., Beichman, C., Livingston, J., Harakawa, H., Hodapp, K. W., Ishizuka, M., Jacobson, S., Konishi, M., Kotani, T., Kudo, T., Kurokawa, T., Kuzuhara, M., Nishikawa, J., Omiya, M., Serizawa, T., Tamura, M., Ueda, A., Vievard, S.
Studies of planetary systems of stars in star-forming regions and young clusters open a window on the formative stages of planetary evolution. We obtained high-cadence high-resolution infrared spectroscopy of the solar-mass Taurus association-member
Externí odkaz:
http://arxiv.org/abs/2110.10689
Autor:
Gaidos, E., Hirano, T., Kraus, A. L., Kuzuhara, M., Zhang, Z., Lee, R. A., Salama, M., Berger, T. A., Grunblatt, S. K., Ansdell, M., Liu, M. C., Harakawa, H., Hodapp, K. W., Jacobson, S., Konishi, M., Kotani, T., Kudo, T., Kurokawa, T., Nishikawa, J., Omiya, M., Serizawa, T., Tamura, M., Ueda, A., Vievard, S.
We report the discovery of a resolved (0".9) substellar companion to a member of the 1-5 Myr Taurus star-forming region. The host star (2M0437) is a single mid-M type ($T_{eff}\approx$3100K) dwarf with a position, space motion, and color-magnitude th
Externí odkaz:
http://arxiv.org/abs/2110.08655