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

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