Related papers: OGLE-2008-BLG-513Lb: The Orbital Solution for a Mi…

OGLE-2018-BLG-1700L: Microlensing Planet in Binary Stellar System

We report the discovery of a planet in a binary that was discovered from the analysis of the microlensing event OGLE-2018-BLG-1700. We identify the triple nature of the lens from the fact that the complex anomaly pattern can be decomposed…

Earth and Planetary Astrophysics · Physics 2020-01-22 Cheongho Han , Chung-Uk Lee , Andrzej Udalski , Andrew Gould , Ian A. Bond , Michael D. Albrow , Sun-Ju Chung , Kyu-Ha Hwang , Youn Kil Jung , Yoon-Hyun Ryu , In-Gu Shin , Yossi Shvartzvald , Jennifer C. Yee , Weicheng Zang , Sang-Mok Cha , Dong-Jin Kim , Hyoun-Woo Kim , Seung-Lee Kim , Dong-Joo Lee , Yongseok Lee , Byeong-Gon Park , Richard W. Pogge , M. James Jee , Doeon Kim , Przemek Mróz , Michał K. Szymański , Jan Skowron , Radek Poleski , Igor Soszyński , Paweł Pietrukowicz , Szymon Kozłowski , Krzysztof Ulaczyk , Krzysztof A. Rybicki , Patryk Iwanek , Marcin Wrona , Fumio Abe , Richard Barry , David P. Bennett , Aparna Bhattacharya , Martin Donachie , Hirosane Fujii , Akihiko Fukui , Yoshitaka Itow , Yuki Hirao , Yuhei Kamei , Iona Kondo , Naoki Koshimoto , Man Cheung Alex Li , Yutaka Matsubara , Yasushi Muraki , Shota Miyazaki , Masayuki Nagakane , Clément Ranc , Nicholas J. Rattenbury , Haruno Suematsu , Denis J. Sullivan , Takahiro Sumi , Daisuke Suzuki , Paul J. Tristram , Takeharu Yamakawa , Atsunori Yonehara

OGLE-2016-BLG-0613LABb: A Microlensing Planet in a Binary System

We present the analysis 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 the spikes. We find that the…

Earth and Planetary Astrophysics · Physics 2017-11-29 C. Han , A. Udalski , A. Gould , C. -U. Lee , Y. Shvartzvald , W. C. Zang , S. Mao , S. Kozłowski , M. D. Albrow , S. -J. Chung , K. -H. Hwang , Y. K. Jung , D. Kim , H. -W. Kim , Y. -H. Ryu , I. -G. Shin , J. C. Yee , W. Zhu , S. -M. Cha , S. -L. Kim , D. -J. Kim , Y. Lee , B. -G. Park , J. Skowron , P. Mróz , P. Pietrukowicz , R. Poleski , M. K. Szymański , I. Soszyński , K. Ulaczyk , M. Pawlak C. Beichman , G. Bryden , S. Calchi Novati , B. S. Gaudi , C. B. Henderson , S. B. Howell , S. Jacklin , M. T. Penny , P. Fouqué , T. S. Wang

A Gas Giant Planet in the OGLE-2006-BLG-284L Stellar Binary System

We present the analysis of microlensing event OGLE-2006-BLG-284, which has a lens system that consists of two stars and a gas giant planet with a mass ratio of $q_p = (1.26\pm 0.19) \times 10^{-3}$ to the primary. The mass ratio of the two…

Earth and Planetary Astrophysics · Physics 2020-07-29 David P. Bennett , Andrzej Udalski , Ian A. Bond , Fumio Abe , Richard K. Barry , Aparna Bhattacharya , Martin Donachie , Hirosane Fujii , Akihiko Fukui , Yuki Hirao , Yoshitaka Itow , Kohei Kawasaki , Rintaro Kirikawa , Iona Kondo , Naoki Koshimoto , Man Cheung Alex Li , Yutaka Matsubara , Shota Miyazaki , Yasushi Muraki , Clément Ranc , Nicholas J. Rattenbury , Yuki Satoh , Hikaru Shoji , Takahiro Sumi , Daisuke Suzuki , Yuzuru Tanaka , Paul J. Tristram , Tsubasa Yamawaki , Atsunori Yonehara , Przemek Mroz , Radek Poleski , Michał K. Szymanski , Igor Soszynski , Łukasz Wyrzykowski , Krzysztof Ulaczyk

OGLE-2018-BLG-1011L\lowercase{b,c}: Microlensing Planetary System with Two Giant Planets Orbiting a Low-mass Star

We report a multiplanetary system found from the analysis of microlensing event OGLE-2018-BLG-1011, for which the light curve exhibits a double-bump anomaly around the peak. We find that the anomaly cannot be fully explained by the…

Earth and Planetary Astrophysics · Physics 2019-09-04 Cheongho Han , David P. Bennett , Andrzej Udalski , Andrew Gould , Ian A. Bond , Yossi Shvartzvald , Kay-Sebastian Nikolaus , Markus Hundertmark , Valerio Bozza , Arnaud Cassan , Yuki Hirao , Etienne Bachelet , Michael D. Albrow , Sun-Ju Chung , Kyeongsoo Hong , Kyu-Ha Hwang , Chung-Uk Lee , Yoon-Hyun Ryu , In-Gu Shin , Jennifer C. Yee , Youn Kil Jung , Sang-Mok Cha , Doeon Kim , Dong-Jin Kim , Hyoun-Woo Kim , Seung-Lee Kim , Dong-Joo Lee , Yongseok Lee , Byeong-Gon Park , Richard W. Pogge Przemek Mróz , Michał K. Szymański , Jan Skowron , Radek Poleski , Igor Soszyński , Paweł Pietrukowicz , Szymon Kozłowski , Krzysztof Ulaczyk , Krzysztof A. Rybicki , Patryk Iwanek , Marcin Wrona Fumio Abe , Richard Barry , Aparna Bhattacharya , Martin Donachie , Akihiko Fukui , Yoshitaka Itow , Kohei Kawasaki , Iona Kondo , Naoki Koshimoto , Man Cheung Alex Li , Yutaka Matsubara , Yasushi Muraki , Shota Miyazaki , Masayuki Nagakane , Clément Ranc , Nicholas J. Rattenbury , Haruno Suematsu , Denis J. Sullivan Takahiro Sumi , Daisuke Suzuki , Paul J. Tristram , Atsunori Yonehara , Pascal Fouqué , Shude Mao , Tianshu Wang , Weicheng Zang , Wei Zhu , Matthew T. Penny , Charles A. Beichman , Geoffery Bryden , Sebastiano Calchi Novati , B. Scott Gaudi , Calen B. Henderson , Savannah Jacklin , Keivan G. Stassun

OGLE-2014-BLG-1186: gravitational microlensing providing evidence for a planet orbiting the foreground star or for a close binary source?

(abridged) Using the particularly long gravitational microlensing event OGLE-2014-BLG-1186 with a time-scale $t_\mathrm{E}$ ~ 300 d, we present a methodology for identifying the nature of localised deviations from single-lens point-source…

Earth and Planetary Astrophysics · Physics 2019-02-27 M. Dominik , E. Bachelet , V. Bozza , R. A. Street , C. Han , M. Hundertmark , A. Udalski , D. M. Bramich , K. A. Alsubai , S. Calchi Novati , S. Ciceri , G. D'Ago , R. Figuera Jaimes , T. Haugbølle , T. C. Hinse , K. Horne , U. G. Jørgensen , D. Juncher , N. Kains , H. Korhonen , L. Mancini , J. Menzies , A. Popovas , M. Rabus , S. Rahvar , G. Scarpetta , R. Schmidt , J. Skottfelt , C. Snodgrass , J. Southworth , D. Starkey , I. A. Steele , J. Surdej , Y. Tsapras , J. Wambsganss , O. Wertz , P. Pietrukowicz , M. K. Szymański , P. Mróz , J. Skowron , I. Soszyński , K. Ulaczyk , R. Poleski

OGLE-2013-BLG-0911Lb: A Secondary on the Brown-Dwarf Planet Boundary around an M-dwarf

We present the analysis of the binary-lens microlensing event OGLE-2013-BLG-0911. The best-fit solutions indicate the binary mass ratio of q~0.03 which differs from that reported in Shvartzvald+2016. The event suffers from the well-known…

Earth and Planetary Astrophysics · Physics 2020-02-05 Shota Miyazaki , Takahiro Sumi , David P. Bennett , Andrzej Udalski , Yossi Shvartzvald , Rachel Street , Valerio Bozza , Jennifer C. Yee , Ian A. Bond , Nicholas Rattenbury , Naoki Koshimoto , Daisuke Suzuki , Akihiko Fukui , F. Abe , A. Bhattacharya , R. Barry , M. Donachie , H. Fujii , Y. Hirao , Y. Itow , Y. Kamei , I. Kondo , M. C. A. Li , C. H. Ling , Y. Matsubara , T. Matsuo , Y. Muraki , M. Nagakane , K. Ohnishi , C. Ranc , T. Saito , A. Sharan , H. Shibai , H. Suematsu , D. J. Sullivan , P. J. Tristram , T. Yamakawa , A. Yonehara , J. Skowron , R. Poleski , P. Mr'oz , M. K. Szyma'nski , I. Soszy'nski , P. Pietrukowicz , S. KozLowski , K. Ulaczyk , L. Wyrzykowski , Matan Friedmann , Shai Kaspi , Dan Maoz , M. Albrow , G. Christie , D. L. DePoy , A. Gal-Yam , A. Gould , C. -U. Lee , I. Manulis , J. McCormick , T. Natusch , H. Ngan , R. W. Pogge , I. Porritt , Y. Tsapras , E. Bachelet , M. P. G. Hundertmark , M. Dominik , D. M. Bramich , A. Cassan , R. Figuera Jaimes , K. Horne , R. Schmidt , C. Snodgrass , J. Wambsganss , I. A. Steele , J. Menzies , S. Mao , U. G. Jorgensen , M. J. Burgdorf , S. Ciceri , S. Calchi Novati , G. D'Ago , D. F. Evans , T. C. Hinse , N. Kains , E. Kerins , H. Korhonen , L. Mancini , A. Popovas , M. Rabus , S. Rahvar , G. Scarpetta , J. Skottfelt , J. Southworth , G. D'Ago , N. Peixinho , P. Verma

A possible binary system of a stellar remnant in the high magnification gravitational microlensing event OGLE-2007-BLG-514

We report the extremely high magnification (A > 1000) binary microlensing event OGLE-2007-BLG-514. We obtained good coverage around the double peak structure in the light curve via follow-up observations from different observatories. The…

Earth and Planetary Astrophysics · Physics 2015-06-05 N. Miyake , A. Udalski , T. Sumi , D. P. Bennett , S. Dong , R. A. Street , J. Greenhill , I. A. Bond , A. Gould , M. Kubiak , M. K. Szymanski , G. Pietrzynski , I. Soszynski , K. Ulaczyk , L. Wyrzykowski , F. Abe , A. Fukui , K. Furusawa , S. Holderness , Y. Itow , A. Korpela , C. H. Ling , K. Masuda , Y. Matsubara , Y. Muraki , T. Nagayama , K. Ohnishi , N. Rattenbury , To. Saito , T. Sako , D. J. Sullivan , W. L. Sweatman , P. J. Tristram , P. C. M. Yock , W. Allen , G. W. Christie , D. L. DePoy , B. S. Gaudi , C. Han , C. -U. Lee , J. McCormick , B. Monard , T. Natusch , B. -G. Park , R. W. Pogge , A. Allan , M. Bode , D. M. Bramich , N. Clay , M. Dominik , K. D. Horne , N. Kains , C. Mottram , C. Snodgrass , I. Steele , Y. Tsapras , M. D. Albrow , V. Batista , J. P. Beaulieu , S. Brillant , M. Burgdorf , J. A. R. Caldwell , A. Cassan , A. Cole , K. H. Cook , Ch. Coutures , S. Dieters , D. Dominis Prester , J. Donatowicz , P. Fouque , U. G. Jorgensen , S. Kane , D. Kubas , J. B. Marquette , R. Martin , J. Menzies , K. R. Pollard , K. C. Sahu , J. Wambsganss , A. Williams , M. Zub

The First Circumbinary Planet Found by Microlensing: OGLE-2007-BLG-349L(AB)c

We present the analysis of the first circumbinary planet microlensing event, OGLE-2007-BLG-349. This event has a strong planetary signal that is best fit with a mass ratio of $q \approx 3.4\times10^{-4}$, but there is an additional signal…

Earth and Planetary Astrophysics · Physics 2016-11-04 D. P. Bennett , S. H. Rhie , A. Udalski , A. Gould , Y. Tsapras , D. Kubas , I. A. Bond , J. Greenhill , A. Cassan , N. J. Rattenbury , T. S. Boyajian , J. Luhn , M. T. Penny , J. Anderson , F. Abe , A. Bhattacharya , C. S. Botzler , M. Donachie , M. Freeman , A. Fukui , Y. Hirao , Y. Itow , N. Koshimoto , M. C. A. Li , C. H. Ling , K. Masuda , Y. Matsubara , Y. Muraki , M. Nagakane , K. Ohnishi , H. Oyokawa , Y. C. Perrott , To. Saito , A. Sharan , D. J. Sullivan , T. Sumi , D. Suzuki , P. J. Tristram , A. Yonehara , P. C. M. Yock , M. K. Szymanski , I. Soszynski , K. Ulaczyk , L. Wyrzykowski , W. Allen , D. DePoy , A. Gal-Yam , B. S. Gaudi , C. Han , I. A. G. Monard , E. Ofek , R. W. Pogge , R. A. Street , D. M. Bramich , M. Dominik , K. Horne , C. Snodgrass , I. A. Steele , M. D. Albrow , E. Bachelet , V. Batista , J. -P. Beaulieu , S. Brillant , J. A. R. Caldwell , A. Cole , C. Coutures , S. Dieters , D. Dominis Prester , J. Donatowicz , P. Fouque , M. Hundertmark , U. G. Jorgensen , N. Kains , S. R. Kane , J. -B. Marquette , J. Menzies , K. R. Pollard , C. Ranc , K. C. Sahu , J. Wambsganss , A. Williams , M. Zub

The Lowest Mass Ratio Planetary Microlens: OGLE 2016-BLG-1195Lb

We report discovery of the lowest mass ratio exoplanet to be found by the microlensing method in the light curve of the event OGLE~2016--BLG--1195. This planet revealed itself as a small deviation from a microlensing single lens profile…

Earth and Planetary Astrophysics · Physics 2017-06-21 I. A. Bond , D. P. Bennett , T. Sumi , A. Udalski , D. Suzuki , N. J. Rattenbury , V. Bozza , N. Koshimoto , F. Abe , Y. Asakura , R. K. Barry , A. Bhattacharya , M. Donachie , P. Evans , A. Fukui , Y. Hirao , Y. Itow , M. C. A. Li , C. H. Ling , K. Masuda , Y. Matsubara , Y. Muraki , M. Nagakane , K. Ohnishi , C. Ranc , To. Saito , A. Sharan , D. J. Sullivan , P. J. Tristram , T. Yamada , T. Yamada , A. Yonehara , J. Skowron , M. K. Szymanski , R. Poleski , P. Mroz , I. Soszynski , P. Pietrukowicz , S. Kozlowski , K. Ulaczyk , M. Pawlak

Confirmation of the Planetary Microlensing Signal and Star and Planet Mass Determinations for Event OGLE-2005-BLG-169

We present Hubble Space Telescope (HST) Wide Field Camera 3 (WFC3) observations of the source and lens stars for planetary microlensing event OGLE-2005-BLG-169, which confirm the relative proper motion prediction due to the planetary light…

Earth and Planetary Astrophysics · Physics 2015-08-03 D. P. Bennett , A. Bhattacharya , J. Anderson , I. A. Bond , N. Anderson , R. Barry , V. Batista , J. -P. Beaulieu , D. L. DePoy , Subo Dong , B. S. Gaudi , E. Gilbert , A. Gould , R. Pfeifle , R. W. Pogge , D. Suzuki , S. Terry , A. Udalski

OGLE-2018-BLG-0799Lb: a $q \sim 2.7 \times 10^{-3}$ Planet with Spitzer Parallax

We report the discovery and analysis of a planet in the microlensing event OGLE-2018-BLG-0799. The planetary signal was observed by several ground-based telescopes, and the planet-host mass ratio is $q = (2.65 \pm 0.16) \times 10^{-3}$. The…

Earth and Planetary Astrophysics · Physics 2022-07-21 Weicheng Zang , Yossi Shvartzvald , Andrzej Udalski , Jennifer C. Yee , Chung-Uk Lee , Takahiro Sumi , Xiangyu Zhang , Hongjing Yang , Shude Mao , Sebastiano Calchi Novati , Andrew Gould , Wei Zhu , Charles A. Beichman , Geoffery Bryden , Sean Carey , B. Scott Gaudi , Calen B. Henderson , Przemek Mróz , Jan Skowron , Radoslaw Poleski , Michał K. Szymański , Igor Soszyński , Paweł Pietrukowicz , Szymon Kozłowski , Krzysztof Ulaczyk , Krzysztof A. Rybicki , Patryk Iwanek , Marcin Wrona , Michael D. Albrow , Sun-Ju Chung , Cheongho Han , Kyu-Ha Hwang , Youn Kil Jung , Yoon-Hyun Ryu , In-Gu Shin , Sang-Mok Cha , Dong-Jin Kim , Hyoun-Woo Kim , Seung-Lee Kim , Dong-Joo Lee , Yongseok Lee , Byeong-Gon Park , Richard W. Pogge , Ian A. Bond , Fumio Abe , Richard Barry , David P. Bennett , Aparna Bhattacharya , Martin Donachie , Hirosane Fujii , Akihiko Fukui , Yuki Hirao , Yoshitaka Itow , Rintaro Kirikawa , Iona Kondo , Naoki Koshimoto , Man Cheung Alex Li , Yutaka Matsubara , Yasushi Muraki , Shota Miyazaki , Clément Ranc , Nicholas J. Rattenbury , Yuki Satoh , Hikaru Shoji , Daisuke Suzuki , Yuzuru Tanaka , Paul J. Tristram , Tsubasa Yamawaki , Atsunori Yonehara , Etienne Bachelet , Markus P. G. Hundertmark , R. Figuera Jaimes , Dan Maoz , Matthew T. Penny , Rachel A. Street , Yiannis Tsapras

A Jovian-mass Planet in Microlensing Event OGLE-2005-BLG-071

We report the discovery of a several-Jupiter mass planetary companion to the primary lens star in microlensing event OGLE-2005-BLG-071. Precise (<1%) photometry at the peak of the event yields an extremely high signal-to-noise ratio…

Astrophysics · Physics 2009-11-11 A. Udalski , M. Jaroszynski , B. Paczynski , M. Kubiak , M. K. Szymanski , I. Soszynski , G. Pietrzynski , K. Ulaczyk , O. Szewczyk , L. Wyrzykowski , G. W. Christie , D. L. DePoy , S. Dong , A. Gal-Yam , B. S. Gaudi , A. Gould , C. Han , S. Lepine , J. McCormick , B. -G. Park , R. W. Pogge , D. P. Bennett , I. A. Bond , Y. Muraki , P. J. Tristram , P. C. M. Yock , J. P. Beaulieu , D. M. Bramich , S. W. Dieters , J. Greenhill , K. Hill , K. Horne , D. Kubas

Faint source star planetary microlensing: the discovery of the cold gas giant planet OGLE-2014-BLG-0676Lb

We report the discovery of a planet --- OGLE-2014-BLG-0676Lb --- via gravitational microlensing. Observations for the lensing event were made by the MOA, OGLE, Wise, RoboNET/LCOGT, MiNDSTEp and $\mu$FUN groups. All analyses of the light…

Earth and Planetary Astrophysics · Physics 2016-12-13 N. J. Rattenbury , D. P. Bennett , T. Sumi , N. Koshimoto , I. A. Bond , A. Udalski , Y. Shvartzvald , D. Maoz , U. G. Jorgensen , M. Dominik , R. A. Street , Y. Tsapras , F. Abe , Y. Asakura , R. Barry , A. Bhattacharya , M. Donachie , P. Evans , M. Freeman , A. Fukui , Y. Hirao , Y. Itow , M. C. A. Li , C. H. Ling , K. Masuda , Y. Matsubara , Y. Muraki , M. Nagakane , K. Ohnishi , H. Oyokawa , To. Saito , A. Sharan , D. J. Sullivan , D. Suzuki , P. J. Tristram , A. Yonehara , R. Poleski , J. Skowron , P. Mroz , M. K. Szymanski , I. Soszynski , P. Pietrukowicz , S. Kozlowski , K. Ulaczyk , L. Wyrzykowski , M. Friedmann , S. Kaspi , K. Alsubai , P. Browne , J. M. Andersen , V. Bozza , S. Calchi Novati , Y. Damerdji , C. Diehl , S. Dreizler , A. Elyiv , E. Giannini , S. Hardis , K. Harpsoe , T. C. Hinse , C. Liebig , M. Hundertmark , D. Juncher , N. Kains , E. Kerins , H. Korhonen , L. Mancini , R. Martin , M. Mathiasen , M. Rabus , S. Rahvar , G. Scarpetta , J. Skottfelt , C. Snodgrass , J. Surdej , J. Taylor , J. Tregloan-Reed , C. Vilela , J. Wambsganss , A. Williams , G. D'Ago , E. Bachelet , D. M. Bramich , R. Figuera Jaimes , K. Horne , J. Menzies , R. Schmidt , I. A. Steele

$Spitzer$ Parallax of OGLE-2018-BLG-0596: A Low-mass-ratio Planet around an M-dwarf

We report the discovery of a $Spitzer$ microlensing planet OGLE-2018-BLG-0596Lb, with preferred planet-host mass ratio $q \sim 2\times10^{-4}$. The planetary signal, which is characterized by a short $(\sim 1~{\rm day})$ "bump" on the…

Earth and Planetary Astrophysics · Physics 2019-06-26 Youn Kil Jung , Andrew Gould , Andrzej Udalski , Takahiro Sumi , Jennifer C. Yee , Yossi Shvartzvald , Weicheng Zang , Cheongho Han , Michael D. Albrow , Sun Ju Chung , Kyu-Ha Hwang , Yoon-Hyun Ryu , In-Gu Shin , Wei Zhu , Sang-Mok Cha , Dong-Jin Kim , Hyoun-Woo Kim , Seung-Lee Kim , Chung-Uk Lee , Dong-Joo Lee , Yongseok Lee , Byeong-Gon Park , Richard W. Pogge , Przemek Mróz , Michał K. Szymański , Jan Skowron , Radek Poleski , Igor Soszyński , Paweł Pietrukowicz , Szymon Kozłowski , Krzystof Ulaczyk , Krzysztof A. Rybicki , Patryk Iwanek , Marcin Wrona , Charles A. Beichman , Geoffery Bryden , Sebastiano Calchi Novati , Sean Carey , B. Scott Gaudi , Calen B. Henderson , Fumio Abe , Richard Barry , David P. Bennett , Ian A. Bond , Aparna Bhattacharya , Martin Donachie , Akihiko Fukui , Yuki Hirao , Yoshitaka Itow , Iona Kondo , Naoki Koshimoto , Man Cheung Alex Li , Yutaka Matsubara , Shota Miyazaki , Yasushi Muraki , Masayuki Nagakane , Clément Ranc , Nicholas J. Rattenbury , Haruno Suematsu , Denis J. Sullivan , Daisuke Suzuki , Paul J. Tristram , Atsunori Yonehara , Savannah Jacklin , Matthew T. Penny , Keivan G. Stassun

OGLE 2003-BLG-235/MOA 2003-BLG-53: A planetary microlensing event

We present observations of the unusual microlensing event OGLE 2003-BLG-235/MOA 2003-BLG-53. In this event a short duration (~7 days) low amplitude deviation in the light curve due a single lens profile was observed in both the MOA and OGLE…

Astrophysics · Physics 2009-11-10 I. A. Bond , A. Udalski , M. Jaroszynski , N. J. Rattenbury , B. Paczynski , I. Soszynski , L. Wyrzykowski , M. K. Szymanski , M. Kubiak , O. Szewczyk , K. Zebrun , G. Pietrzynski , F. Abe , D. P. Bennett , S. Eguchi , Y. Furuta , J. B. Hearnshaw , K. Kamiya , P. M. Kilmartin , Y. Kurata , K. Masuda , Y. Matsubara , Y. Muraki , S. Noda , K. Okajima , T. Sako , T. Sekiguchi , D. J. Sullivan , T. Sumi , P. J. Tristram , T. Yanagisawa , P. C. M. Yock

A Pair of Planets Likely in Mean-motion Resonance From Gravitational Microlensing

We combine statistical arguments and dynamical analysis to study the orbital configuration of the microlensing planetary system OGLE-2012-BLG-0026L. This system is known to host two massive planets, with both projected close to the Einstein…

Earth and Planetary Astrophysics · Physics 2019-06-17 Sabrina Madsen , Wei Zhu

OGLE-2015-BLG-1649Lb: A gas giant planet around a low-mass dwarf

We report the discovery of an exoplanet in microlensing event OGLE-2015-BLG-1649. The planet/host-star mass ratio is $q =7.2 \times 10^{-3}$ and the projected separation normalized by the Einstein radius is $s = 0.9$. The upper limit of the…

Earth and Planetary Astrophysics · Physics 2020-01-08 Masayuki Nagakane , Chien-Hsiu Lee , Naoki Koshimoto , Daisuke Suzuki , Andrzej Udalski , Jean-Philippe Beaulieu , Takahiro Sumi , David Bennett , Ian A. Bond , Nicholas J. Rattenbury , Etienne Bachelet , Martin Dominik , Fumio Abe , Richard Barry , Aparna Bhattacharya , Martin Donachie , H. Fujii , Akihiko Fukui , Yuki Hirao , Yoshitaka Itow , Y. Kamei , Iona Kondo , Man Cheung Alex Li , Y. Matsubara , Taro Matsuo , Shota Miyazaki , Yasushi Muraki , Clément Ranc , Hiroshi Shibai , Haruno Suematsu , Denis Sullivan , P. Tristram , T. Yamakawa , A. Yonehara , P. Mróz , Radosław Poleski , Jan Skowron , M. Szymański , I. Soszyński , Pawel Pietrukowicz , Szymon Kozłowski , Krzysztof Ulaczyk , Dan Bramich , Arnaud Cassan , R. Jaimes , K. Horne , Markus Hundertmark , Shude Mao , John Menzies , R. Schmidt , Colin Snodgrass , Iain Steele , Rachel Street , Yiannis Tsapras , Joachim Wambsganss , Uffe Jørgensen , Valerio Bozza , P. Longã , Nuno Peixinho , Jesper Skottfelt , John Southworth , M. I. Andersen , M. Burgdorf , Giuseppe D'Ago , Daniel Evans , Tobias Hinse , Heidi Korhonen , Markus Rabus , Sohrab Rahvar

A Possible Planetary Event OGLE-2002-BLG-055

The microlensing event OGLE-2002-BLG-055 has a single, but very reliable data point, deviating upward from a single source microlensing light curve by 0.6 mag. The simplest interpretation calls for a binary lens with a strong parallax…

Astrophysics · Physics 2007-05-23 M. Jaroszynski , B. Paczynski

OGLE-2017-BLG-0482Lb: A Microlensing Super-Earth Orbiting a Low-mass Host Star

We report the discovery of a planetary system in which a super-earth orbits a late M-dwarf host. The planetary system was found from the analysis of the microlensing event OGLE-2017-BLG-0482, wherein the planet signal appears as a…

Earth and Planetary Astrophysics · Physics 2018-05-02 C. Han , Y. Hirao , A. Udalski , C. -U. Lee , V. Bozza , A. Gould , F. Abe , R. Barry , I. A. Bond , D. P. Bennett , A. Bhattacharya , M. Donachie , P. Evans , A. Fukui , Y. Itow , K. Kawasaki , N. Koshimoto , M. C. A. Li , C. H. Ling , Y. Matsubara , S. Miyazaki , H. Munakata , Y. Muraki , M. Nagakane , K. Ohnishi , C. Ranc , N. Rattenbury , T. Saito , A. Sharan , D. J. Sullivan , T. Sumi , D. Suzuki , P. J. Tristram , T. Yamada , A. Yonehara , P. Mróz , R. Poleski , S. Kozłowski , I. Soszyński , P. Pietrukowicz , J. Skowron , M. K. Szymańsk , K. Ulaczyk , M. Pawlak , K. Rybicki , P. Iwanek , M. D. Albrow , S. -J. Chung , K. -H. Hwang , Y. K. Jung , D. Kim , W. -T. Kim , H. -W. Kim , Y. -H. Ryu , I. -G. Shin , Y. Shvartzvald , J. C. Yee , W. Zhu , S. -M. Cha , S. -L. Kim , D. -J. Kim , D. -J. Lee , Y. Lee , B. -G. Park , R. W. Pogge

Discovery of a Gas giant Planet in Microlensing Event OGLE-2014-BLG-1760

We present the analysis of the planetary microlensing event OGLE-2014-BLG-1760, which shows a strong light curve signal due to the presence of a Jupiter mass-ratio planet. One unusual feature of this event is that the source star is quite…

Earth and Planetary Astrophysics · Physics 2016-11-09 A. Bhattacharya , D. P. Bennett , I. A. Bond , T. Sumi , A. Udalski , R. Street , Y. Tsapras , F. Abe , M. Freeman , A. Fukui , Y. Itow , M. C. A. Li , C. H. Ling , K. Masuda , Y. Matsubara , Y. Muraki , K. Ohnishi , L. C. Philpott , N. Rattenbury , T. Saito , A. Sharan , D. J. Sullivan , D. Suzuki , P. J. Tristram , M. K. Szymański , I. Soszyński , R. Poleski , S. Kozlowski , P. Pietrukowicz , K. Ulaczyk , L. Wyrzykowski , E Bachelet , D. M. Bramich , G. D' Ago , M. Dominik , R. Figuera Jaimes , K. Horne , M. Hundertmark , N. Kains , J. Menzies , R. Schmidt , C. Snodgrass , I. A. Steele , J Wambsganss