A test binary-lens event: OGLE-2005-BLG-390
First assessment of the binary lens OGLE 2015 BLG 0232
... the lens is a companion of the ...the lens system, then the mass ratio between the binary blend components is q b = (θ E /θ E,b ) 2 = ...a binary lens and left no signature of a ...
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An analysis of binary microlensing event OGLE-2015-BLG-0060
... stellar binary microlensing event OGLE-2015-BLG-0060 based on observations obtained from 13 different ...microlensing event are well covered by follow-up data, allowing us to estimate ...
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An analysis of binary microlensing event OGLE 2015 BLG 0060
... stellar binary microlensing event OGLE-2015-BLG-0060 based on observations obtained from 13 different ...microlensing event are well covered by follow-up data, allowing us to estimate ...
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OGLE 2014 BLG 1112LB : a microlensing brown dwarf detected through the channel of a gravitational binary lens event
... the lens binarity. Under the assumption of a rectilinear relative lens-source motion, the lensing light curve of a binary-lens event is described by seven principal ...
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OGLE-2016-BLG-0613LABb: A Microlensing Planet in a Binary System
... of OGLE-2016-BLG-0613, for which the lensing light curve appears to be that of a typical binary-lens event with two caustic spikes but with a discontinuous feature on the trough between ...
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OGLE 2018 BLG 0022 : a nearby M dwarf binary
... With RA, Dec coordinates of 17:59:27.04, -28:36:37.00 (J2000.0), this event lies within the boundaries of ROME- FIELD-16. ROME observations of this field began on 2017 March 18 using the LCO facilities summarized ...
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Spitzer as a microlens parallax satellite : mass and distance measurements of the binary lens system OGLE 2014 BLG 1050L
... caustic-crossing binary system OGLE-2014-BLG-1050 L using the space-based microlens parallax ...the event, which occurred ∼ 10 days before that seen from ...the binary-lens axis, ...
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OGLE-2018-BLG-1700L: Microlensing Planet in Binary Stellar System
... stellar binary system from the analysis of the microlensing event ...the lens from the fact that the complex anomaly pattern could be decomposed into two parts produced by two ...
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A Possible Binary System of a Stellar Remnant in the High-magnification Gravitational Microlensing Event OGLE-2007-BLG-514
... In contrast, the probability distribution of the lens properties was also estimated by using the xallarap model parameters in Section 6. We performed fits including both parallax and xallarap effects because ...
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OGLE-2016-BLG-0156: Microlensing Event with Pronounced Microlens-parallax Effects Yielding a Precise Lens Mass Measurement
... corresponding lens-system configuration, showing the tra- jectory of the source with respect to the ...the binary separation s is close to unity, caustics form a single closed curve, ‘resonant caustic’, and ...
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Discovery of a gas giant planet in microlensing event OGLE 2014 BLG 1760
... H-band lens-star magnitudes given the source-radius estimate based on the source magnitude and color given in Figure ...the lens brightness corresponding to the 3 σ upper limit on the source brightness, so ...
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OGLE-2016-BLG-0168 Binary Microlensing Event: Prediction and Confirmation of the Microlens Parallax Effect from Space-based Observations
... of lens systems in mi- crolensing events containing or composed of faint (even dark) astronomical objects such as planets, neutron stars, brown dwarfs, and black ...a test based on the microlens- ing ...
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OGLE-2016-BLG-0168 Binary Microlensing Event: Prediction and Confirmation of the Microlens Parallax Effect from Space-based Observations
... of lens systems in microlensing events containing or composed of faint (even dark) astronomical objects such as planets, neutron stars, brown dwarfs, and black ...a test based on the microlensing ...
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OGLE-2016-BLG-1045: A Test of Cheap Space-based Microlens Parallaxes
... each binary-lensing case with the artificial ground-based dataset, we calculate a χ 2 value by fitting with a finite-source single-lensing ...simulated binary-lensing cases and the χ 2 threshold: one is the ...
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A giant planet beyond the snow line in microlensing event OGLE 2011 BLG 0251
... the lens components, as well as various other char- acteristics, thanks to a strong detection of parallax effects due to the Earth’s orbit around the Sun, in conjunction with the de- tection of finite source size e ...
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A Free-floating or Wide-orbit Planet in the Microlensing Event OGLE-2019-BLG-0551
... residuals from a single-lens light curve, most likely due to a low-mass host star (Han et al. 2020b ). In principle, one may distinguish between wide-orbit and free- floating planets from high-resolution images ...
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OGLE 2014 BLG 0289 : precise characterization of a quintuple peak gravitational microlensing event
... the binary-microlensing event ...The event light curve exhibits fi ve very unusual peaks, four of which were produced by caustic crossings and the other by a cusp ...physical lens parameters ...
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OGLE-2014-BLG-0289: Precise Characterization of a Quintuple-peak Gravitational Microlensing Event
... a binary lensing event until another spike appeared at HJD ′ ∼ ...The event was analyzed in real time with its ...the event passed the bot- tom of the U-shape trough, the first model was ...
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A giant planet beyond the snow line in microlensing event OGLE-2011-BLG-0251
... the lens components, as well as various other char- acteristics, thanks to a strong detection of parallax effects due to the Earth’s orbit around the Sun, in conjunction with the de- tection of finite source size e ...
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OGLE-2017-BLG-0173Lb: Low-mass-ratio Planet in a "Hollywood" Microlensing Event
... measured lens-source relative proper motion µ = 6 mas yr −1 will permit imaging of the lens in about 15 years or at first light on adaptive-optics imagers on next-generation ...
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