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200 papers
Microlensing planets occurring on faint source stars can escape detection due to their weak signals. Occasionally, detections of such planets are not reported due to the difficulty of extracting high-profile scientific issues on the…
Earth and Planetary Astrophysics · Physics
2020-10-21
Cheongho Han , Andrzej Udalski , Doeon Kim , Youn Kil Jung , Yoon-Hyun Ryu , Michael D. Albrow , Sun-Ju Chung , Andrew Gould , Kyu-Ha Hwang , Chung-Uk Lee , 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 , Chun-Hwey Kim , Woong-Tae 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
We report the analysis of OGLE-2019-BLG-0960, which contains the smallest mass-ratio microlensing planet found to date (q = 1.2--1.6 x 10^{-5} at 1-sigma). Although there is substantial uncertainty in the satellite parallax measured by…
Earth and Planetary Astrophysics · Physics
2021-10-13
Jennifer C. Yee , Weicheng Zang , Andrzej Udalski , Yoon-Hyun Ryu , Jonathan Green , Steve Hennerley , Andrew Marmont , Takahiro Sumi , Shude Mao , Mariusz Gromadzki , 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 , Andrew Gould , Cheongho Han , Kyu-Ha Hwang , Youn Kil Jung , Hyoun-Woo Kim , In-Gu Shin , Yossi Shvartzvald , Sang-Mok Cha , Dong-Jin Kim , Seung-Lee Kim , Chung-Uk Lee , Dong-Joo Lee , Yongseok Lee , Byeong-Gon Park , Richard W. Pogge , Etienne Bachelet , Grant Christie , Markus P. G. Hundertmark , Dan Maoz , Jennie McCormick , Tim Natusch , Matthew T. Penny , Rachel A. Street , Yiannis Tsapras , Charles A. Beichman , Geoffery Bryden , Sebastiano Calchi Novati , Sean Carey , B. Scott Gaudi , Calen B. Henderson , Samson Johnson , Wei Zhu , Ian A. Bond , Fumio Abe , Richard Barry , David P. Bennett , Aparna Bhattacharya , Martin Donachie , Hirosane Fujii , Akihiko Fukui , Yuki Hirao , Stela Ishitani Silva , Yoshitaka Itow , Rintaro Kirikawa , Iona Kondo , Naoki Koshimoto , Man Cheung Alex Li , Yutaka Matsubara , Yasushi Muraki , Shota Miyazaki , Greg Olmschenk , Clément Ranc , Nicholas J. Rattenbury , Yuki Satoh , Hikaru Shoji , Daisuke Suzuki , Yuzuru Tanaka , Paul J. Tristram , Tsubasa Yamawaki , Atsunori Yonehara
We present a new analysis of the Jupiter+Saturn analog system, OGLE-2006-BLG-109Lb,c, which was the first double planet system discovered with the gravitational microlensing method. This is the only multi-planet system discovered by any…
Earth and Planetary Astrophysics · Physics
2014-11-20
D. P. Bennett , S. H. Rhie , S. Nikolaev , B. S. Gaudi , A. Udalski , A. Gould , G. W. Christie , D. Maoz , S. Dong , J. McCormick , M. K. Szymanski , P. J. Tristram , B. Macintosh , K. H. Cook , M. Kubiak , G. Pietrzynski , I. Soszynski , O. Szewczyk , K. Ulaczyk , L. Wyrzykowski , D. L. DePoy , C. Han , S. Kaspi , C. -U. Lee , F. Mallia , T. Natusch , B. -G. Park , R. W. Pogge , D. Polishook , F. Abe , I. A. Bond , C. S. Botzler , A. Fukui , J. B. Hearnshaw , Y. Itow , K. Kamiya , A. V. Korpela , P. M. Kilmartin , W. Lin , K. Masuda , Y. Matsubara , M. Motomura , Y. Muraki , S. Nakamura , T. Okumura , K. Ohnishi , Y. C. Perrott , N. J. Rattenbury , T. Sako , To. Saito , S. Sato , L. Skuljan , D. J. Sullivan , T. Sumi , W. L. Sweatman , P. C. M. Yock , M. Albrow , A. Allan , J. -P. Beaulieu , D. M. Bramich , M. J. Burgdorf , C. Coutures , M. Dominik , S. Dieters , P. Fouque , J. Greenhill , K. Horne , C. Snodgrass , I. Steele , Y. Tsapras , B. Chaboyer , A. Crocker , S. Frank
Microlensing is increasingly gaining recognition as a powerful method for the detection and characterization of extra-solar planetary systems. Naively, one might expect that the probability of detecting the influence of more than one planet…
We report the discovery of a possible planet in microlensing event MOA-2010-BLG-353. This event was only recognised as having a planetary signal after the microlensing event had finished, and following a systematic analysis of all archival…
Earth and Planetary Astrophysics · Physics
2015-10-07
N. J. Rattenbury , D. P. Bennett , T. Sumi , N. Koshimoto , I. A. Bond , A. Udalski , F. Abe , A. Bhattacharya , M. Freeman , A. Fukui , Y. Itow , M. C. A. Li , C. H. Ling , K. Masuda , Y. Matsubara , Y. Muraki , K. Ohnishi , To. Saito , A. Sharan , D. J. Sullivan , D. Suzuki , P. J. Tristram , S. Kozlowski , P. Mroz , P. Pietrukowicz , G. Pietrzynski , R. Poleski , D. Skowron , J. Skowron , I. Soszynski , M. K. Szymanski , K. Ulaczyk , L. Wyrzykowski
In the companion paper we began the task of systematically studying the detection of planets in wide orbits ($a > 1.5 R_E$) via microlensing surveys. In this paper we continue, focusing on repeating events. We find that, if all planetary…
We analyze MOA-2010-BLG-311, a high magnification (A_max>600) microlensing event with complete data coverage over the peak, making it very sensitive to planetary signals. We fit this event with both a point lens and a 2-body lens model and…
Earth and Planetary Astrophysics · Physics
2015-06-11
J. C. Yee , L. -W. Hung , I. A. Bond , W. Allen , L. A. G. Monard , M. D. Albrow , P. Fouque , M. Dominik , Y. Tsapras , A. Udalski , A. Gould , R. Zellem , M. Bos , G. W. Christie , D. L. DePoy , Subo Dong , J. Drummond , B. S. Gaudi , E. Gorbikov , C. Han , S. Kaspi , N. Klein , C. -U. Lee , D. Maoz , J. McCormick , D. Moorhouse , T. Natusch , M. Nola , B. -G. Park , R. W. Pogge , D. Polishook , A. Shporer , Y. Shvartzvald , J. Skowron , G. Thornley , F. Abe , D. P. Bennett , C. S. Botzler , P. Chote , M. Freeman , A. Fukui , K. Furusawa , P. Harris , Y. Itow , C. H. Ling , K. Masuda , Y. Matsubara , N. Miyake , K. Ohnishi , N. J. Rattenbury , To. Saito , D. J. Sullivan , T. Sumi , D. Suzuki , W. L. Sweatman , P. J. Tristram , K. Wada , P. C. M. Yock , M. K. Szymanski , I. Soszynski , M. Kubiak , R. Poleski , K. Ulaczyk , G. Pietrzynski , L. Wyrzykowski , E. Bachelet , V. Batista , T. G. Beatty , J. -P. Beaulieu , C. S. Bennett , R. Bowens-Rubin , S. Brillant , J. A. R. Caldwell , A. Cassan , A. A. Cole , E. Corrales , C. Coutures , S. Dieters , D. Dominis Prester , J. Donatowicz , J. Greenhill , C. B. Henderson , D. Kubas , J. -B. Marquette , R. Martin , J. W. Menzies , B. Shappee , A. Williams , D. Wouters , J. van Saders , M. Zub , R. A. Street , K. Horne , D. M. Bramich , I. A. Steele , K. A. Alsubai , V. Bozza , P. Browne , M. J. Burgdorf , S. Calchi Novati , P. Dodds , F. Finet , T. Gerner , S. Hardis , K. Harpsoe , F. V. Hessman , T. C. Hinse , M. Hundertmark , U. G. Jorgensen , N. Kains , E. Kerins , C. Liebig , L. Mancini , M. Mathiasen , M. T. Penny , S. Proft , S. Rahvar , D. Ricci , K. C. Sahu , G. Scarpetta , S. Schafer , F. Schonebeck , C. Snodgrass , J. Southworth , J. Surdej , J. Wambsgans
In this paper, we show that the pattern of microlensing light curve anomalies induced by multiple planets are well described by the superposition of those of the single-planet systems where the individual planet-primary binary pairs act as…
KMT-2021-BLG-1547Lb: Giant microlensing planet detected through a signal deformed by source binarity
We investigate the previous microlensing data collected by the KMTNet survey in search of anomalous events for which no precise interpretations of the anomalies have been suggested. From this investigation, we find that the anomaly in the…
Earth and Planetary Astrophysics · Physics
2023-09-06
Cheongho Han , Weicheng Zang , Youn Kil Jung , Ian A. Bond , Sun-Ju Chung , Michael D. Albrow , Andrew Gould , Kyu-Ha Hwang , Yoon-Hyun Ryu , In-Gu Shin , Yossi Shvartzvald , Hongjing Yang , Jennifer C. Yee , Sang-Mok Cha , Doeon Kim , Dong-Jin Kim , Seung-Lee Kim , Chung-Uk Lee , Dong-Joo Lee , Yongseok Lee , Byeong-Gon Park , Richard W. Pogge , L. A. G. Monard , Qiyue Qian , Zhuokai Liu , Dan Maoz , Matthew T. Penny , Wei Zhu , Fumio Abe , Richard Barry , David P. Bennett , Aparna Bhattacharya , Hirosame Fujii , Akihiko Fukui , Ryusei Hamada , Yuki Hirao , Stela Ishitani Silva , Yoshitaka Itow , Rintaro Kirikawa , Iona Kondo , Naoki Koshimoto , Yutaka Matsubara , Shota Miyazaki , Yasushi Muraki , Greg Olmschenk , Clément Ranc , Nicholas J. Rattenbury , Yuki Satoh , Takahiro Sumi , Daisuke Suzuki , Mio Tomoyoshi , Paul J. Tristram , Aikaterini Vandorou , Hibiki Yama , Kansuke Yamashita
We present observations and analysis of two low planet/host mass-ratio ($q$) microlensing planets discovered in high-magnification events. KMT-2025-BLG-0811Lb has $q \sim 4.5 \times 10^{-5}$, and a Bayesian analysis favors a…
Earth and Planetary Astrophysics · Physics
2026-03-11
Yuchen Tang , Weicheng Zang , Yoon-Hyun Ryu , Andrzej Udalski , Hongjing Yang , Michael D. Albrow , Sun-Ju Chung , Andrew Gould , Cheongho Han , Kyu-Ha Hwang , Youn Kil Jung , In-Gu Shin , Yossi Shvartzvald , Jennifer C. Yee , Dong-Jin Kim , Chung-Uk Lee , Byeong-Gon Park , Leandro de Almeida , Yunyi Tang , Zhixing Li , Jiyuan Zhang , Hongyu Li , Shude Mao , Qiyue Qian , Dan Maoz , Christian Elias Borges , Fabrício Santos Kalaki , Altair Ramos Gomes Júnior , Wei Zhu , Przemek Mróz , Michał K. Szymański , Jan Skowron , Radosław Poleski , Igor Soszyński , Paweł Pietrukowicz , Szymon Kozłowski , Krzysztof A. Rybicki , Patryk Iwanek , Krzysztof Ulaczyk , Marcin Wrona , Mariusz Gromadzki , Mateusz J. Mróz
We present the analysis of a binary microlensing event KMT-2016-BLG-2052, for which the lensing-induced brightening of the source star lasted for 2 seasons. We determine the lens mass from the combined measurements of the microlens parallax…
Solar and Stellar Astrophysics · Physics
2018-09-26
Cheongho Han , Youn Kil Jung , Yossi Shvartzvald , Michael D. Albrow , Sun-Ju Chung , Andrew Gould , Kyu-Ha Hwang , Doeon Kim , Chung-Uk Lee , Woong-Tae Kim , Hyoun-Woo Kim , Yoon-Hyun Ryu , In-Gu Shin , Jennifer C. Yee , Chun-Hwey Kim , Sang-Mok Cha , Seung-Lee Kim , Dong-Jin Kim , Dong-Joo Lee , Yongseok Lee , Byeong-Gon Park , Richard W. Pogge , Charles Beichman , Geoff Bryden , Sebastiano Calchi Novati , B. Scott Gaudi , Calen B. Henderson , Matthew T. P. , Savannah R. Jacklin
The Nancy Grace Roman Space Telescope will expand the reach of gravitational microlensing surveys by increasing the number of events monitored and the precision of their light curves. We investigate Roman's ability to detect triple-lens…
Earth and Planetary Astrophysics · Physics
2025-12-08
Vito Saggese , Étienne Bachelet , Sebastiano Calchi Novati , Valerio Bozza , Giovanni Covone , Farzaneh Zohrabi , Michael D. Albrow , Jay Anderson , Charles Beichman , David P. Bennett , Aparna Bhattacharya , Christopher Brandon , Sean Carey , Jessie Christiansen , Alison Crisp , William DeRocco , B. Scott Gaudi , Jon Hulberg , Macy J. Huston , Stela Ishitani Silva , Eamonn Kerins , Somayeh Khakpash , Katarzyna Kruszyńska , Casey Lam , Jessica R. Lu , Amber Malpas , Arjun Murlidhar , Marz Newman , Greg Olmschenk , Matthew Penny , Keivan G. Stassun , Alexander P. Stephan , Rachel A. Street , Takahiro Sumi , Sean K. Terry , Himanshu Verma , Weicheng Zang
We present an analysis of the anomalous microlensing event, MOA-2010-BLG-073, announced by the Microlensing Observations in Astrophysics survey on 2010-03-18. This event was remarkable because the source was previously known to be…
Earth and Planetary Astrophysics · Physics
2015-06-12
R. A. Street , J. -Y. Choi , Y. Tsapras , C. Han , K. Furusawa , M. Hundertmark , A. Gould , T. Sumi , I. A. Bond , D. Wouters , R. Zellem , A. Udalski , C. Snodgrass , K. Horne , M. Dominik , P. Browne , N. Kains , D. M. Bramich , D. Bajek , I. A. Steele , S. Ipatov , F. Abe , D. P. Bennett , C. S. Botzler , P. Chote , M. Freeman , A. Fukui , P. Harris , Y. Itow , C. H. Ling , K. Masuda , Y. Matsubara , N. Miyake , Y. Muraki , T. Nagayama , S. Nishimaya , K. Ohnishi , N. Rattenbury , To. Saito , D. J. Sullivan , D. Suzuki , W. L. Sweatman , P. J. Tristram , K. Wada , P. C. M. Yock , M. K. Szymanski , M. Kubiak , G. Pietrzynski , I. Soszynski , R. Poleski , K. Ulaczyk , L. Wyrzykowski , J. Yee , S. Dong , I. -G. Shin , C. -U. Lee , J. Skowron , L. Andrade De Almeida , D. L. DePoy , B. S. Gaudi , L. -W. Hung , F. Jablonski , S. Kaspi , N. Klein , K. -H. Hwang , J. -R. Koo , D. Maoz , J. A. Munoz , R. W. Pogge , D. Polishhook , A. Shporer , J. McCormick , G. Christie , T. Natusch , B. Allen , J. Drummond , D. Moorhouse , G. Thornley , M. Knowler , M. Bos , G. Bolt , J. -P. Beaulieu , M. D. Albrow , V. Batista , S. Brillant , J. A. R. Caldwell , A. Cassan , A. Cole , E. Corrales , Ch. Coutures , S. Dieters , D. Dominis Prester , J. Donatowicz , P. Fouque , E. Bachelet , J. Greenhill , S. R. Kane , D. Kubas , J. -B. Marquette , R. Martin , J. Menzies , K. R. Pollard , K. C. Sahu , J. Wambsganss , A. Williams , M. Zub , K. A. Alsubai , V. Bozza , M. J. Burgdorf , S. Calchi Novati , P. Dodds , S. Dreizler , F. Finet , T. Gerner , S. Hardis , K. Harpsoe , F. Hessman , T. C. Hinse , U. G. Jorgensen , E. Kerins , C. Liebig , L. Mancini , M. Mathiasen , M. T. Penny , S. Proft , S. Rahvar , D. Ricci , G. Scarpetta , S. Schafer , F. Schonebeck , J. Southworth , J. Surdej
We present the discovery and analysis of the sixth microlensing two-planet system, KMT-2022-BLG-1818Lb,c, detected by a follow-up program targeting high-magnification events. Both planets are subject to the well-known ''Close/Wide''…
Earth and Planetary Astrophysics · Physics
2025-05-13
Hongyu Li , Jiyuan Zhang , Cheongho Han , Weicheng Zang , Youn Kil Jung , Andrzej Udalski , Takahiro Sumi , Hongjing Yang , Renkun Kuang , Shude Mao , Michael D. Albrow , Sun-Ju Chung , Andrew Gould , Kyu-Ha Hwang , Yoon-Hyun Ryu , In-Gu Shin , Yossi Shvartzvald , Jennifer C. Yee , Sang-Mok Cha , Dong-Jin Kim , Seung-Lee Kim , Chung-Uk Lee , Dong-Joo Lee , Yongseok Lee , Byeong-Gon Park , Richard W. Pogge , Berto Monard , Yunyi Tang , Subo Dong , Zhuokai Liu , Grant Christie , Jennie McCormick , Tim Natusch , Qiyue Qian , Dan Maoz , Wei Zhu , Przemek Mróz , Michał K. Szymański , Jan Skowron , Radoslaw Poleski , Igor Soszyński , Paweł Pietrukowicz , Szymon Kozłowski , Krzysztof A. Rybicki , Patryk Iwanek , Krzysztof Ulaczyk , Marcin Wrona , Mariusz Gromadzki , Mateusz J. Mróz , Fumio Abe , Ken Bando , David P. Bennett , Aparna Bhattacharya , Ian A. Bond , Akihiko Fukui , Ryusei Hamada , Shunya Hamada , Naoto Hamasak , Yuki Hirao , Stela Ishitani Silva , Naoki Koshimoto , Yutaka Matsubara , Shota Miyazaki , Yasushi Muraki , Tutumi Nagai , Kansuke Nunota , Greg Olmschenk , Clément Ranc , Nicholas J. Rattenbury , Yuki Satoh , Daisuke Suzuki , Sean Terry , Paul J. Tristram , Aikaterini Vandorou , Hibiki Yama
To expand the homogeneous microlensing planetary sample of the Korea Microlensing Telescope Network (KMTNet), we investigate six planetary candidates identified by the AnomalyFinder search in the 2023 prime-field data, namely…
Earth and Planetary Astrophysics · Physics
2026-03-18
Zhixing Li , Hongyu Li , Weicheng Zang , Yoon-Hyun Ryu , Andrzej Udalski , Takahiro Sumi , Hongjing Yang , Yuchen Tang , Jiyuan Zhang , Shude Mao , Michael D. Albrow , Sun-Ju Chung , Andrew Gould , Cheongho Han , Kyu-Ha Hwang , Youn Kil Jung , In-Gu Shin , Yossi Shvartzvald , Jennifer C. Yee , Sang-Mok Cha , Dong-Jin 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 , Radoslaw Poleski , Igor Soszyński , Paweł Pietrukowicz , Szymon Kozłowski , Krzysztof A. Rybicki , Patryk Iwanek , Krzysztof Ulaczyk , Marcin Wrona , Mariusz Gromadzki , Mateusz J. Mróz , Fumio Abe , Ken Bando , David P. Bennett , Aparna Bhattacharya , Ian A. Bond , Akihiko Fukui , Ryusei Hamada , Shunya Hamada , Naoto Hamasak , Yuki Hirao , Stela Ishitani Silva , Naoki Koshimoto , Yutaka Matsubara , Shota Miyazaki , Yasushi Muraki , Tutumi Nagai , Kansuke Nunota , Greg Olmschenk , Clément Ranc , Nicholas J. Rattenbury , Yuki Satoh , Daisuke Suzuki , Sean Terry , Paul J. Tristram , Aikaterini Vandorou , Hibiki Yama
We present the analysis of the gravitational microlensing event OGLE-2011-BLG-0251. This anomalous event was observed by several survey and follow-up collaborations conducting microlensing observations towards the Galactic Bulge. Based on…
Earth and Planetary Astrophysics · Physics
2015-06-15
N. Kains , R. Street , J. -Y. Choi , C. Han , A. Udalski , L. A. Almeida , F. Jablonski , P. Tristram , U. G. Jorgensen , M. K. Szymanski , M. Kubiak , G. Pietrzynski , I. Soszynski , R. Poleski , S. Kozlowski , P. Pietrukowicz , K. Ulaczyk , L. Wyrzykowski , J. Skowron , K. A. Alsubai , V. Bozza , P. Browne , M. J. Burgdorf , S. Calchi Novati , P. Dodds , M. Dominik , S. Dreizler , X. -S. Fang , F. Grundahl , C. -H. Gu , S. Hardis , K. Harpsoe , F. V. Hessman , T. C. Hinse , A. Hornstrup , M. Hundertmark , J. Jessen-Hansen , E. Kerins , C. Liebig , M. Lund , M. Lundkvist , L. Mancini , M. Mathiasen , M. T. Penny , S. Rahvar , D. Ricci , K. C. Sahu , G. Scarpetta , J. Skottfelt , C. Snodgrass , J. Southworth , J. Surdej , J. Tregloan-Reed , J. Wambsganss , O. Wertz , D. Bajek , D. M. Bramich , K. Horne , S. Ipatov , I. A. Steele , Y. Tsapras , F. Abe , D. P. Bennett , I. A. Bond , C. S. Botzler , P. Chote , M. Freeman , A. Fukui , K. Furusawa , Y. Itow , C. H. Ling , K. Masuda , Y. Matsubara , N. Miyake , Y. Muraki , K. Ohnishi , N. Rattenbury , T. Saito , D. J. Sullivan , T. Sumi , D. Suzuki , K. Suzuki , W. L. Sweatman , S. Takino , K. Wada , P. C. M. Yock , W. Allen , V. Batista , S. -J. Chung , G. Christie , D. L. DePoy , J. Drummond , B. S. Gaudi , A. Gould , C. Henderson , Y. -K. Jung , J. -R. Koo , C. -U. Lee , J. McCormick , D. McGregor , J. A. Munoz , T. Natusch , H. Ngan , H. Park , R. W. Pogge , I. -G. Shin , J. Yee , M. D. Albrow , E. Bachelet , J. -P. Beaulieu , S. Brillant , J. A. R. Caldwell , A. Cassan , A. Cole , E. Corrales , Ch. Coutures , S. Dieters , D. Dominis Prester , J. Donatowicz , P. Fouque , J. Greenhill , S. R. Kane , D. Kubas , J. -B. Marquette , R. Martin , P. Meintjes , J. Menzies , K. R. Pollard , A. Williams , D. Wouters , M. Zub
We report the discovery of a microlensing planet --- MOA-2016-BLG-227Lb --- with a large planet/host mass ratio of $q \simeq 9 \times 10^{-3}$. This event was located near the $K2$ Campaign 9 field that was observed by a large number of…
Earth and Planetary Astrophysics · Physics
2017-06-28
Naoki Koshimoto , Yossi Shvartzvald , David Bennett , Matthew Penny , Markus Hundertmark , Ian A. Bond , Weicheng Zang , Calen Henderson , Daisuke Suzuki , Nicholas J. Rattenbury , Takahiro Sumi , Fumio Abe , Yuichiro Asakura , Aparna Bhattacharya , Akihiko Fukui , Yuki Hirao , Yoshitaka Itow , M. C. A. Li , C. Ling , Kimiaki Masuda , Y. Matsubara , Taro Matsuo , Yasushi Muraki , Masayuki Nagakane , Kouji Ohnishi , C. Ranc , To. Saito , A. Sharan , Hiroshi Shibai , Denis Sullivan , P. Tristram , A. Yonehara , Christopher Gelino , Charles Beichman , Jean-Philippe Beaulieu , J. -B. Marquette , Virginie Batista , M. Friedmann , N. Hallakoun , Shai Kaspi , Dani Maoz , G. Bryden , Sebastiano Calchi Novati , Steve Howell , T. Wang , Shude Mao , Pascal Fouque , Heidi Korhonen , Uffe Jorgensen , Rachel Street , Yiannis Tsapras , Martin Dominik , Eamonn Kerins , Arnaud Cassan , Colin Snodgrass , Etienne Bachelet , Valerio Bozza , D. M. Bramich
We analysed microlensing data to uncover the nature of the anomaly that appeared near the peak of the short-timescale microlensing event KMT-2024-BLG-1044. Despite the anomaly's brief duration of less than a day, it was densely observed…
Earth and Planetary Astrophysics · Physics
2024-11-11
Cheongho Han , Yoon-Hyun Ryu , Chung-Uk Lee , Andrew Gould , Michael D. Albrow , Sun-Ju Chung , Kyu-Ha Hwang , Youn Kil Jung , Yossi Shvartzvald , In-Gu Shin , Jennifer C. Yee , Hongjing Yang , Weicheng Zang , Doeon Kim , Dong-Jin Kim , Byeong-Gon Park , Richard W. Pogge
The mass function and statistics of binaries provide important diagnostics of the star formation process. Despite this importance, the mass function at low masses remains poorly known due to observational difficulties caused by the…
Solar and Stellar Astrophysics · Physics
2015-05-19
K. -H. Hwang , A. Udalski , C. Han , Y. -H. Ryu , I. A. Bond , J. -P. Beaulieu , M. Dominik , K. Horne , A. Gould , B. S. Gaudi , M. Kubiak , M. K. Szymanski , G. Pietrzynski , I. Soszynski , O. Szewczyk , K. Ulaczyk , L. Wyrzykowski , F. Abe , C. S. Botzler , J. B. Hearnshaw , Y. Itow , K. Kamiya , P. M. Kilmartin , K. Masuda , Y. Matsubara , M. Motomura , Y. Muraki , S. Nakamura , K. Ohnishi , C. Okada , N. Rattenbury , To. Saito , T. Sako , M. Sasaki , D. J. Sullivan , T. Sumi , P. J. Tristram , J. N. Wood , P. C. M. Yock , T. Yoshioka , M. Albrow , D. P. Bennett , D. M. Bramich , S. Brillant , J. A. R. Caldwell , J. J. Calitz , A. Cassan , K. H. Cook , E. Corrales , C. Coutures , M. Desort , S. Dieters , D. Dominis , J. Donatowicz , P. Fouque , J. Greenhill , K. Harpsoe , K. Hill , M. Hoffman , U. G. Jorgensen , S. Kane , D. Kubas , R. Martin , J. -B. Marquette , P. Meintjes , J. Menzies , K. Pollard , K. Sahu , I. Steele , C. Vinter , J. Wambsganss , A. Williams , K. Woller , M. Burgdorf , C. Snodgrass , M. Bode , D. L. Depoy , C. -U. Lee , B. -G. Park , R. W. Pogge
High-magnification microlensing events provide an important channel to detect planets. Perturbations near the peak of a high-magnification event can be produced either by a planet or a binary companion. It is known that central…
Earth and Planetary Astrophysics · Physics
2015-06-04
J. -Y. Choi , I. -G. Shin , C. Han , A. Udalski , T. Sumi , A. Gould , V. Bozza , M. Dominik , P. Fouqué , K. Horne , M. K. Szymański , M. Kubiak , I. Soszyński , G. Pietrzyński , R. Poleski , K. Ulaczyk , P. Pietrukowicz , S. Kozłowski , J. Skowron , Ł. Wyrzykowski , F. Abe , D. P. Bennett , I. A. Bond , C. S. Botzler , P. Chote , M. Freeman , A. Fukui , K. Furusawa , Y. Itow , S. Kobara , C. H. Ling , K. Masuda , Y. Matsubara , N. Miyake , Y. Muraki , K. Ohmori , K. Ohnishi , N. J. Rattenbury , To. Saito , D. J. Sullivan , D. Suzuki , K. Suzuki , W. L. Sweatman , S. Takino , P. J. Tristram , K. Wada , P. C. M. Yock , D. M. Bramich , C. Snodgrass , I. A. Steele , R. A. Street , Y. Tsapras , K. A. Alsubai , P. Browne , M. J. Burgdorf , S. Calchi Novati , P. Dodds , S. Dreizler , X. -S. Fang , F. Grundahl , C. -H. Gu , S. Hardis , K. Harpsøe , T. C. Hinse , A. Hornstrup , M. Hundertmark , J. Jessen-Hansen , U. G. Jørgensen , N. Kains , E. Kerins , C. Liebig , M. Lund , M. Lunkkvist , L. Mancini , M. Mathiasen , M. T. Penny , S. Rahvar , D. Ricci , G. Scarpetta , J. Skottfelt , J. Southworth , J. Surdej , J. Tregloan-Reed , J. Wambsganss , O. Wertz , L. A. Almeida , V. Batista , G. Christie , D. L. DePoy , Subo Dong , B. S. Gaudi , C. Henderson , F. Jablonski , C. -U. Lee , J. McCormick , D. McGregor , D. Moorhouse , T. Natusch , H. Ngan , S. -Y. Park , R. W. Pogge , T. -G. Tan , G. Thornley , J. C. Yee , M. D. Albrow , E. Bachelet , J. -P. Beaulieu , S. Brillant , A. Cassan , A. A. Cole , E. Corrales , C. Coutures , S. Dieters , D. Dominis Prester , J. Donatowicz , J. Greenhill , D. Kubas , J. -B. Marquette , J. W. Menzies , K. C. Sahu , M. Zub