Albrow, M. D., Horne, K., Bramich, D. M., Fouqué, P., Miller, V. R., ...
The numerical kernel approach to difference imaging has been implemented and applied to gravitational microlensing events observed by the PLANET collaboration. The effect of an error in the...
Batista, V., Dong, Subo, Gould, A., Beaulieu, J. P., Cassan, A., Christie, G. W., ...
We analyze OGLE-2007-BLG-050, a high magnification microlensing event (A ~ 432) whose peak occurred on 2 May, 2007, with pronounced finite-source and parallax effects. We compute planet detection...
Albrow, M. D., Horne, K., Bramich, D. M., Fouqué, P., Miller, V. R., ...
The numerical kernel approach to difference imaging has been implemented and applied to gravitational microlensing events observed by the PLANET collaboration. The effect of an error in the...
OGLE-2005-BLG-071Lb, the Most Massive M Dwarf Planetary Companion? (2009)
Dong, Subo, Gould, Andrew, Udalski, Andrzej, Anderson, Jay, Christie, G. W., Gaudi, B. S., ...
We combine all available information to constrain the nature of OGLE-2005-BLG-071Lb, the second planet discovered by microlensing and the first in a high-magnification event. These include...
A systematic fitting scheme for caustic-crossing microlensing events (2009)
Kains, N., Cassan, A., Horne, K., Albrow, M. D., Dieters, S., Fouqué, P., ...
We outline a method for fitting binary-lens caustic-crossing microlensing events based on the alternative model parametrization proposed and detailed by Cassan. As an illustration of our methodology,...
A systematic fitting scheme for caustic-crossing microlensing events (2009)
Kains, N., Cassan, A., Horne, K., Albrow, M. D., Dieters, S., Fouque, P., ...
We outline a method for fitting binary-lens caustic-crossing microlensing events based on the alternative model parameterisation proposed and detailed in Cassan (2008). As an illustration of our...
Horne, K., Snodgrass, C., Dominik, M., Allan, A., Steele, I., Bramich, D.M., ...
RoboNet-II uses a global network of robotic telescopes to perform follow-up observations of microlensing events in the Galactic Bulge. The current network consists of three 2m telescopes located in...
OGLE-2005-BLG-071Lb, the Most Massive M Dwarf Planetary Companion? (2009)
Christie, G.W., Gaudi, B.S., Kubiak, M., Szymanski, M.K., Pietrzynski, G., Soszynski, I., ...
We combine all available information to constrain the nature of OGLE-2005-BLG-071Lb, the second planet discovered by microlensing and the first in a high-magnification event. These include...
OGLE-2005-BLG-071Lb, The Most Massive M Dwarf Planetary Companion? (2009)
Dong, S, Gould, A, Udalski, A, Anderson, J, Christie, GW, Gaudi, BS, ...
We combine all available information to constrain the nature of OGLE-2005-BLG-071Lb, the second planet discovered by microlensing and the first in a high-magnification event. These include...
A systematic fitting scheme for caustic-crossing microlensing events (2009)
Kains, N, Cassan, A, Horne, K, Albrow, MD, Dieters, S, Fouque, P, ...
We outline a method for fitting binary-lens caustic-crossing microlensing events based on the alternative model parametrization proposed and detailed by Cassan. As an illustration of our methodology,...
Albrow, MD, Horne, K, Bramich, DM, Fouque, P, Miller, VR, Beaulieu, JP, ...
The numerical kernel approach to difference imaging has been implemented and applied to gravitational microlensing events observed by the PLANET collaboration. The effect of an error in the...
Yee, JC, Udalski, A, Sumi, T, Dong, S, Kozlowski, S, Bird, JC, ...
We analyze the extreme high-magnification microlensing event OGLE-2008-BLG-279, which peaked at a maximum magnification of A ~ 1600 on 2008 May 30. The peak of this event exhibits both finite-source...
Han, C, Hwang, KH, Kim, D, Udalski, A, Abe, F, Monard, LAB, ...
To improve the planet detection efficiency, current planetary microlensing experiments are focused on high magnificationevents searching for planetary signals near the peak of lensing light curves....
Albrow, M. D., Horne, K., Bramich, D.M., Fouqué, P., Miller, V.R., ...
The numerical kernel approach to difference imaging has been implemented and applied to gravitational microlensing events observed by the PLANET collaboration. The effect of an error in the...
Composition of Ices in Low-Mass Extrasolar Planets (2008)
Marboeuf, U., Mousis, O., Ehrenreich, D., Alibert, Y., Cassan, A., Wakelam, V., ...
We study the formation conditions of icy planetesimals in protoplanetary disks in order to determine the composition of ices in small and cold extrasolar planets. Assuming that ices are formed from...
Composition of Ices in Low-Mass Extrasolar Planets (2008)
Marboeuf, U., Mousis, O., Ehrenreich, D., Alibert, Y., Cassan, A., Wakelam, V., ...
We study the formation conditions of icy planetesimals in protoplanetary disks in order to determine the composition of ices in small and cold extrasolar planets. Assuming that ices are formed from...
An alternative parameterisation for binary-lens caustic-crossing events (2008)
Microlensing events are being discovered and alerted by the two survey teams OGLE and MOA at an increasing rate. Around ten percent of these events involve binary lenses. Such events potentially...
Tsapras, Y., Street, R., Horne, K., Snodgrass, C., Dominik, M., Allan, A., ...
RoboNet-II uses a global network of robotic telescopes to perform follow-up observations of microlensing events in the Galactic Bulge. The current network consists of three 2m telescopes located in...
Towards A Census of Earth-mass Exo-planets with Gravitational Microlensing (2008)
Beaulieu, J. P., Kerins, E., Mao, S., Bennett, D., Cassan, A., Dieters, S., ...
Thirteen exo-planets have been discovered using the gravitational microlensing technique (out of which 7 have been published). These planets already demonstrate that super-Earths (with mass up to ~10...
Bennett, D. P., Bond, I. A., Udalski, A., Sumi, T., Abe, F., Fukui, A., ...
We report the detection of an extrasolar planet of mass ratio q ~ 2 x 10^(-4) in microlensing event MOA-2007-BLG-192. The best fit microlensing model shows both the microlensing parallax and finite...
OGLE-2005-BLG-071Lb, the Most Massive M-Dwarf Planetary Companion? (2008)
Dong, Subo, Gould, Andrew, Udalski, Andrzej, Anderson, Jay, Christie, G. W., Gaudi, B. S., ...
We combine all available information to constrain the nature of OGLE-2005-BLG-071Lb, the second planet discovered by microlensing and the first in a high-magnification event. These include...
Limits on additional planetary companions to OGLE 2005-BLG-390L (2008)
Kubas, D, Cassan, A, Dominik, M, Bennett, DP, Wambsganss, J, Brillant, S, ...
Aims. We investigate constraints on additional planets orbiting the distant M-dwarf star OGLE 2005-BLG-390L, around which photometric microlensing data has revealed the existence of the...
Limits on additional planetary companions to OGLE-2005-BLG-390L (2007)
Kubas, D., Cassan, A., Dominik, M., Bennett, D.
We investigate constraints on additional planets orbiting the distant M-dwarf star OGLE-2005-BLG-390L, around which photometric microlensing data has revealed the existence of the sub-Neptune-mass...
Microlensing search for extrasolar planets (2006)
Microlensing has recently proven to be a valuable tool to search for extrasolar planets of Neptune- to super-Earth-mass planets at orbits of few AU. Since planetary signals are of very short...
OGLE 2004-BLG-254: a K3 III Galactic Bulge Giant spatially resolved by a single microlens (2006)
Cassan, A., Fouque, P., Brillant, S., Dominik, M., Greenhill, J., ...
We present an analysis of OGLE 2004-BLG-254, a high-magnification and relatively short duration microlensing event in which the source star, a Bulge K3-giant, has been spatially resolved by a...
Evidence for a Supernova Associated with the X-ray Flash 020903 (2006)
Bersier, D., Fruchter, A. S., Gorosabel, J., Levan, A., Burud, I., ...
We present ground-based and Hubble Space Telescope optical observations of the X-ray flash (XRF) 020903, covering 300 days. The afterglow showed a very rapid rise in the first day, followed by a...
Discovery of a Cool Planet of 5.5 Earth Masses Through Gravitational Microlensing (2006)
Bennett, D. P., Fouque, P., Williams, A., Dominik, M., Jorgensen, U. G., ...
In the favoured core-accretion model of formation of planetary systems, solid planetesimals accumulate to build up planetary cores, which then accrete nebular gas if they are sufficiently massive....
Discovery of a cool planet of 5.5 Earth masses through gravitational microlensing (2006)
Beaulieu, JP, Bennett, DP, Fouque, P, Williams, A, Dominik, M, Jorgensen, UG, ...
OGLE 2004-BLG-254: a K3 III Galactic bulge giant spatially resolved by a single microlens (2006)
Cassan, A, Beaulieu, JP, Fouque, P, Brilliant, S, Dominik, M, Greenhill, JG, ...
Potential Direct Single-Star Mass Measurement (2005)
Ghosh, H., Depoy, D.L., Gal-Yam, A., Gaudi, B.S., Gould, A., Han, C., ...
We analyze the lightcurve of the microlensing event OGLE-2003-BLG-175/MOA-2003-BLG-45 and show that it has two properties that, when combined with future high resolution astrometry, could lead to a...
Full characterization of binary-lens event OGLE-2002-BLG-069 from PLANET observations (2005)
Kubas, D., Cassan, A., Beaulieu, J. P., Coutures, C., Dominik, M., Albrow, M. D., ...
We analyze the photometric data obtained by PLANET and OGLE on the caustic-crossing binary-lens microlensing event OGLE-2002-BLG-069. Thanks to the excellent photometric and spectroscopic coverage of...
OGLE-2003-BLG-238: Microlensing Mass Estimate of an Isolated Star (2005)
Jiang, Guangfei, DePoy, D. L., Gal-Yam, A., Gaudi, B. S., Gould, A., Han, C., ...
Microlensing is the only known direct method to measure the masses of stars that lack visible companions. In terms of microlensing observables, the mass is given by M=(c^2/4G)\\tilde r_E \\theta_E...
Cassan, A., Beaulieu, J. P., Brillant, S., Coutures, C., Dominik, M., Donatowicz, J., ...
We discuss high-resolution, time-resolved spectra of the caustic exit of the binary microlensing event OGLE 2002-BUL-69 obtained with UVES on the VLT. The source star is a G5III giant in the Galactic...
Full characterization of binary-lens event OGLE-2002-BLG-069 from PLANET observations (2005)
Kubas, D., Cassan, A., Beaulieu, J. P., Coutures, C., Dominik, M., Albrow, M. D., ...
We analyze the photometric data obtained by PLANET and OGLE on the caustic-crossing binary-lens microlensing event OGLE-2002-BLG-069. Thanks to the excellent photometric and spectroscopic coverage of...
Full characterization of binary-lens event OGLE-2002-BLG-069 from PLANET observations (2005)
Kubas, D., Cassan, A., Beaulieu, J. P., Coutures, C., Dominik, M., Albrow, M. D., ...
We analyze the photometric data obtained by PLANET and OGLE on the caustic-crossing binary-lens microlensing event OGLE-2002-BLG-069. Thanks to the excellent photometric and spectroscopic coverage of...
Full characterization of binary-lens event OGLE-2002-BLG-069 from PLANET observations (2005)
Kubas, D., Cassan, A., Beaulieu, J. P., Coutures, C., Dominik, M., Albrow, M. D., ...
We analyze the photometric data obtained by PLANET and OGLE on the caustic-crossing binary-lens microlensing event OGLE-2002-BLG-069. Thanks to the excellent photometric and spectroscopic coverage of...
Full characterization of binary-lens event OGLE-2002-BLG-069 from PLANET observations (2005)
Kubas, D., Cassan, A., Beaulieu, J. P., Coutures, C., Dominik, M., Albrow, M. D., ...
We analyze the photometric data obtained by PLANET and OGLE on the caustic- crossing binary-lens microlensing event OGLE-2002-BLG-069. Thanks to the excellent photometric and spectroscopic coverage...
Full characterization of binary-lens event OGLE-2002-BLG-069 from PLANET observations (2005)
Kubas, D, Cassan, A, Beaulieu, JP, Coutures, C, Dominik, M, Albrow, MD, ...
OGLE-2003-BLG-238: Microlensing Mass Estimate of an Isolated Star (2004)
Jiang, Guangfei, DePoy, D. L., Gal-Yam, A., Gaudi, B. S., Gould, A., Han, C., ...
Microlensing is the only known direct method to measure the masses of stars that lack visible companions. In terms of microlensing observables, the mass is given by M=(c^2/4G)\tilde r_E \theta_E and...
Cassan, A., Beaulieu, J. P., Brillant, S., Coutures, C., Dominik, M., Donatowicz, J., ...
We discuss high-resolution, time-resolved spectra of the caustic exit of the binary microlensing event OGLE 2002-BUL-69 obtained with UVES on the VLT. The source star is a G5III giant in the Galactic...
Potential Direct Single-Star Mass Measurement (2004)
Ghosh, H., Depoy, D.L., Gal-Yam, A., Gaudi, B.S., Gould, A., Han, C., ...
We analyze the lightcurve of the microlensing event OGLE-2003-BLG-175/MOA-2003-BLG-45 and show that it has two properties that, when combined with future high resolution astrometry, could lead to a...
OGLE-2003-BLG-238: Microlensing Mass Estimate of an Isolated Star (2004)
Jiang, Guangfei, DePoy, D. L., Gal-Yam, A., Gaudi, B. S., Gould, A., Han, C., ...
Microlensing is the only known direct method to measure the masses of stars that lack visible companions. In terms of microlensing observables, the mass is given by M=(c^2/4G)\\tilde r_E \\theta_E...
Cassan, A., Beaulieu, J. P., Brillant, S., Coutures, C., Dominik, M., Donatowicz, J., ...
We discuss high-resolution, time-resolved spectra of the caustic exit of the binary microlensing event OGLE 2002-BUL-69 obtained with UVES on the VLT. The source star is a G5III giant in the Galactic...
Potential Direct Single-Star Mass Measurement (2004)
Ghosh, H., Depoy, D.L., Gal-Yam, A., Gaudi, B.S., Gould, A., Han, C., ...
We analyze the lightcurve of the microlensing event OGLE-2003-BLG-175/MOA-2003-BLG-45 and show that it has two properties that, when combined with future high resolution astrometry, could lead to a...
OGLE-2003-BLG-238: Microlensing Mass Estimate of an Isolated Star (2004)
Jiang, Guangfei, DePoy, D. L., Gal-Yam, A., Gaudi, B. S., Gould, A., Han, C., ...
Microlensing is the only known direct method to measure the masses of stars that lack visible companions. In terms of microlensing observables, the mass is given by M=(c^2/4G)\\tilde r_E \\theta_E...
Cassan, A., Beaulieu, J. P., Brillant, S., Coutures, C., Dominik, M., Donatowicz, J., ...
We discuss high-resolution, time-resolved spectra of the caustic exit of the binary microlensing event OGLE 2002-BUL-69 obtained with UVES on the VLT. The source star is a G5III giant in the Galactic...
OGLE-2003-BLG-238: Microlensing Mass Estimate of an Isolated Star (2004)
Jiang, G, DePoy, DL, Gal-Yam, A, Gaudi, BS, Gould, A, Han, C, ...
Potential Direct Single-Star Mass Measurement (2004)
Ghosh, H, DePoy, DL, Gal-Yam, A, Gaudi, BS, Gould, A, Han, C, ...
Dominik, M., Albrow, M. D., Caldwell, J. A. R., Cassan, A., Coutures, C., ...
With round-the-clock monitoring of galactic bulge microlensing events, the PLANET experiment constrains the abundance and can yield the discovery of planets down to the mass of earth around galactic...
Thesis (doctoral)--Université de Toulouse, 1901.