Pluto's lower atmosphere and pressure evolution from ground-based stellar occultations, 1988-2016

Autor: Meza, E., Sicardy, B., Assafin, M., Ortiz, J. L., Bertrand, T., Lellouch, E., Desmars, J., Forget, F., Bérard, D., Doressoundiram, A., Lecacheux, J., Oliveira, J. Marques, Roques, F., Widemann, T., Colas, F., Vachier, F., Renner, S., Leiva, R., Braga-Ribas, F., Benedetti-Rossi, G., Camargo, J. I. B., Dias-Oliveira, A., Morgado, B., Gomes-Júnior, A. R., Vieira-Martins, R., Behrend, R., Tirado, A. Castro, Duffard, R., Morales, N., Santos-Sanz, P., Jelínek, M., Cunniffe, R., Querel, R., Harnisch, M., Jansen, R., Pennell, A., Todd, S., Ivanov, V. D., Opitom, C., Gillon, M., Jehin, E., Manfroid, J., Pollock, J., Reichart, D. E., Haislip, J. B., Ivarsen, K. M., LaCluyze, A. P., Maury, A., Gil-Hutton, R., Dhillon, V., Littlefair, S., Marsh, T., Veillet, C., Bath, K. -L., Beisker, W., Bode, H. -J., Kretlow, M., Herald, D., Gault, D., Kerr, S., Pavlov, H., Faragó, O., Klös, O., Frappa, E., Lavayssière, M., Cole, A. A., Giles, A. B., Greenhill, J. G., Hill, K. M., Buie, M. W., Olkin, C. B., Young, E. F., Young, L. A., Wasserman, L. H., Devogèle, M., French, R. G., Bianco, F. B., Marchis, F., Brosch, N., Kaspi, S., Polishook, D., Manulis, I., Larbi, M. Ait Moulay, Benkhaldoun, Z., Daassou, A., Azhari, Y. El, Moulane, Y., Broughton, J., Milner, J., Dobosz, T., Bolt, G., Lade, B., Gilmore, A., Kilmartin, P., Allen, W. H., Graham, P. B., Loader, B., McKay, G., Talbot, J., Parker, S., Abe, L., Bendjoya, Ph., Rivet, J. -P., Vernet, D., Di Fabrizio, L., Lorenzi, V., Magazzù, A., Molinari, E., Gazeas, K., Tzouganatos, L., Carbognani, A., Bonnoli, G., Marchini, A., Leto, G., Sanchez, R. Zanmar, Mancini, L., Kattentidt, B., Dohrmann, M., Guhl, K., Rothe, W., Walzel, K., Wortmann, G., Eberle, A., Hampf, D., Ohlert, J., Krannich, G., Murawsky, G., Gährken, B., Gloistein, D., Alonso, S., Román, A., Communal, J. -E., Jabet, F., de Visscher, S., Sérot, J., Janik, T., Moravec, Z., Machado, P., Selva, A., Perelló, C., Rovira, J., Conti, M., Papini, R., Salvaggio, F., Noschese, A., Tsamis, V., Tigani, K., Barroy, P., Irzyk, M., Neel, D., Godard, J. P., Lanoiselée, D., Sogorb, P., Vérilhac, D., Bretton, M., Signoret, F., Ciabattari, F., Naves, R., Boutet, M., De Queiroz, J., Lindner, P., Lindner, K., Enskonatus, P., Dangl, G., Tordai, T., Eichler, H., Hattenbach, J., Peterson, C., Molnar, L. A., Howell, R. R.

Publikováno v: A&A 625, A42 (2019)

Context. Pluto's tenuous nitrogen (N2) atmosphere undergoes strong seasonal effects due to high obliquity and orbital eccentricity, and has been recently (July 2015) observed by the New Horizons spacecraft. Goals are (i) construct a well calibrated r

Externí odkaz: http://arxiv.org/abs/1903.02315

Red noise versus planetary interpretations in the microlensing event OGLE-2013-BLG-446

Autor: Bachelet, E., Bramich, D. M., Han, C., Greenhill, J., Street, R. A., Gould, A., Ago, G. D, AlSubai, K., Dominik, M., Jaimes, R. Figuera, Horne, K., Hundertmark, M., Kains, N., Snodgrass, C., Steele, I. A., Tsapras, Y., Albrow, M. D., Batista, V., Beaulieu, J. -P., Bennett, D. P., Brillant, S., Caldwell, J. A. R., Cassan, A., Cole, A., Coutures, C., Dieters, S., Prester, D. Dominis, Donatowicz, J., Fouque, P., Hill, K., Marquette, J. -B., Menzies, J., Pere, C., Ranc, C., Wambsganss, J., Warren, D., de Almeida, L. Andrade, Choi, J. -Y., DePoy, D. L., Dong, Subo, Hung, L. -W., Hwang, K. H., Jablonski, F., Jung, Y. K., Kaspi, S., Klein, N., Lee, C. -U., Maoz, D., Munoz, J. A., Nataf, D., Park, H., Pogge, R. W., Polishook, D., Shin, I. -G., Shporer, A., Abe, J. C. Yee F., Bhattacharya, A., Bond, I. A., Botzler, C. S., Freeman, M., Fukui, A., Itow, Y., Koshimoto, N., Ling, C. H., Masuda, K., Matsubara, Y., Muraki, Y., Ohnishi, K., Philpott, L. C., Rattenbury, N., Saito, To., Sullivan, D. J., Sumi, T., Suzuki, D., Tristram, J., Yonehara, A., Bozza, V., Novati, S. Calchi, Ciceri, S., Galianni, P., Gu, S. H., Harpsoe, K., Hinse, T. C., Jorgensen, U. G., Juncher, D., Korhonen, H., Mancini, L., Melchiorre, C., Popovas, A., Postiglione, A., Rabus, M., Rahvar, S., Schmidt, R. W., Scarpetta, G., Skottfelt, J., Southworth, John, Stabile, An., Surdej, J., Wang, X. -B., Wertz, O.

For all exoplanet candidates, the reliability of a claimed detection needs to be assessed through a careful study of systematic errors in the data to minimize the false positives rate. We present a method to investigate such systematics in microlensi

Externí odkaz: http://arxiv.org/abs/1510.02724

Reanalyses of Anomalous Gravitational Microlensing Events in the OGLE-III Early Warning System Database with Combined Data

Autor: Jeong, J., Park, H., Han, C., Gould, A., Udalski, A., Szymański, M. K., Pietrzyński, G., Soszyński, I., Poleski, R., Ulaczyk, K., Wyrzykowski, Ł., Abe, F., Bennett, D. P., Bond, I. A., Botzler, C. S., Freeman, M., Fukui, A., Fukunaga, D., Itow, Y., Koshimoto, N., Masuda, K., Matsubara, Y., Muraki, Y., Namba, S., Ohnishi, K., Rattenbury, N. J., Saito, To., Sullivan, D. J., Sweatman, W. L., Sumi, T., Suzuki, D., Tristram, P. J., Tsurumi, N., Wada, K., Yamai, N., Yock, P. C. M., Yonehara, A., Albrow, M. D., Batista, V., Beaulieu, J. -P., Caldwell, J. A. R., Cassan, A., Cole, A., Coutures, C., Dieters, S., Dominik, M., Prester, D. Dominis, Donatowicz, J., Fouqué, P., Greenhill, J., Hoffman, M., Huber, M., Jørgensen, U. G., Kane, S. R., Kubas, D., Martin, R., Marquette, J. -B., Menzies, J., Pitrou, C., Pollard, K., Sahu, K. C., Vinter, C., Wambsganss, J., Williams, A., Allen, W., Bolt, G., Choi, J. -Y., Christie, G. W., DePoy, D. L., Drummond, J., Gaudi, B. S., Hwang, K. -H., Jung, Y. K., Lee, C. -U., Mallia, F., Maoz, D., Maury, A., McCormick, J., Monard, L. A. G., Moorhouse, D., Natusch, T., Ofek, E. O., Park, B. -G., Pogge, R. W., Santallo, R., Shin, I. -G., Thornley, G., Yee, J. C., Allan, A., Bramich, D. M., Burgdorf, M. J., Horne, K., Hundertmark, M., Kains, N., Snodgrass, C., Steele, I., Street, R., Tsapras, Y.

We reanalyze microlensing events in the published list of anomalous events that were observed from the OGLE lensing survey conducted during 2004-2008 period. In order to check the existence of possible degenerate solutions and extract extra informati

Externí odkaz: http://arxiv.org/abs/1502.06663

A Sub-Earth-Mass Moon Orbiting a Gas Giant Primary or a High Velocity Planetary System in the Galactic Bulge

Autor: Bennett, D. P., Batista, V., Bond, I. A., Bennett, C. S., Suzuki, D., Beaulieu, J. -P., Udalski, A., Donatowicz, J., Abe, F., Botzler, C. S., Freeman, M., Fukunaga, D., Fukui, A., Itow, Y., Koshimoto, N., Ling, C. H., Masuda, K., Matsubara, Y., Muraki, Y., Namba, S., Ohnishi, K., Rattenbury, N. J., Saito, To., Sullivan, D. J., Sumi, T., Sweatman, W. L., Tristram, P. J., Tsurumi, N., Wada, K., Yock, P. C. M., Albrow, M. D., Bachelet, E., Brillant, S., Caldwell, J. A. R., Cassan, A., Cole, A. A., Corrales, E., Coutures, C., Dieters, S., Prester, D. Dominis, Fouque, P., Greenhill, J., Horne, K., Koo, J. -R., Kubas, D., Marquette, J. -B., Martin, R., Menzies, J. W., Sahu, K. C., Wambsganss, J., Williams, A., Choi, M. Zub J. Y., DePoy, D. L., Dong, Subo, Gaudi, B. S., Gould, A., Han, C., Henderson, C. B., McGregor, D., Lee, C. -U., Pogge, R. W., Shin, I. -G., Yee, J. C., Szymaski, M. K., Skowron, J., Poleski, R., Kozowski, S., Wyrzykowski, L., Kubiak, M., Pietrukowicz, P., Pietrzyski, G., Soszyski, I., Ulaczyk, K., Tsapras, Y., Street, R. A., Dominik, M., Bramich, D. M., Browne, P., Hundertmark, M., Kains, N., Snodgrass, C., Steele, I. A., Dekany, I., Gonzalez, O. A., Heyrovsky, D., Kandori, R., Kerins, E., Lucas, P. W., Minniti, D., Nagayama, T., Rejkuba, M., Robin, A. C., Saito, R.

We present the first microlensing candidate for a free-floating exoplanet-exomoon system, MOA-2011-BLG-262, with a primary lens mass of M_host ~ 4 Jupiter masses hosting a sub-Earth mass moon. The data are well fit by this exomoon model, but an alter

Externí odkaz: http://arxiv.org/abs/1312.3951

MOA-2010-BLG-328Lb: a sub-Neptune orbiting very late M dwarf ?

Autor: Furusawa, K., Udalski, A., Sumi, T., Bennett, D. P., Bond, I. A., Gould, A., Jorgensen, U. G., Snodgrass, C., Prester, D. Dominis, Albrow, M. D., Abe, F., Botzler, C. S., Chote, P., Freeman, M., Fukui, A., Harris, P., Itow, Y., Ling, C. H., Masuda, K., Matsubara, Y., Miyake, N., Muraki, Y., Ohnishi, K., Rattenbury, N. J., Saito, To., Sullivan, D. J., Suzuki, D., Sweatman, W. L., Tristram, P. J., Wada, K., Yock, P. C. M., Szymanski, M. K., Soszynski, I., Kubiak, M., Poleski, R., Ulaczyk, K., Pietrzynski, G., Wyrzykowski, L., Choi, J. Y., Christie, G. W., DePoy, D. L., Dong, S., Drummond, J., Gaudi, B. S., Han, C., Hung, L. -W., Jung, Y. -K., Lee, C. -U., McCormick, J., Moorhouse, D., Natusch, T., Nola, M., Ofek, E., Park, B. G., Park, H., Pogge, R. W., Shin, I. -G., Skowron, J., Thornley, G., Yee, J. C., Alsubai, K. A., Bozza, V., Browne, P., Burgdorf, M. J., Novati, S. Calchi, Dodds, P., Dominik, M., Finet, F., Gerner, T., Hardis, S., Harpsoe, K., Hinse, T. C., Hundertmark, M., Kains, N., Kerins, E., Liebig, C., Mancini, L., Mathiasen, M., Penny, M. T., Proft, S., Rahvar, S., Ricci, D., Scarpetta, G., Schafer, S., Schonebeck, F., Southworth, J., Surdej, J., Wambsganss, J., Street, R. A., Bramich, D. M., Steele, I. A., Tsapras, Y., Horne, K., Donatowicz, J., Sahu, K. C., Bachelet, E., Batista, V., Beatty, T. G., Beaulieu, J. -P., Bennett, C. S., Black, C., Bowens-Rubin, R., Brillant, S., Caldwell, J. A. R., Cassan, A., Cole, A. A., Corrales, E., Coutures, C., Dieters, S., Fouque, P., Greenhill, J., Henderson, C. B., Kubas, D., Marquette, J. -B., Martin, R., Menzies, J. W., Shappee, B., Williams, A., Wouters, D., van Saders, J., Zellem, R., Zub, M.

We analyze the planetary microlensing event MOA-2010-BLG-328. The best fit yields host and planetary masses of Mh = 0.11+/-0.01 M_{sun} and Mp = 9.2+/-2.2M_Earth, corresponding to a very late M dwarf and sub-Neptune-mass planet, respectively. The sys

Externí odkaz: http://arxiv.org/abs/1309.7714