AG
A. Gould
astro-ph.EPastro-ph.GAastro-ph.SRastro-phastro-ph.IMastro-ph.COastro-ph.HEhep-phcond-matcs.AI
On Valency
published · living versionsW_kfurapv3·v1 · currentpublished
MOA-2011-BLG-293Lb: First Microlensing Planet possibly in the Habitable Zone
with V. Batista, J. -P. Beaulieu, D. P. Bennett, J. C Yee +4
1 version
W_grtgmvr3·v1published
W_k7p5y3uk·v1published
W_mgwmq36x·v1published
W_2h4mw2n2·v1published
W_98625dp4·v1published
Preprints & journals
610 papers in the corpus · 1987–2026OGLE-2016-BLG-0523: A Low-mass Brown Dwarf or super-Jupiter in a au Orbit2610.13942v2 · Hongjing Yang, Weicheng Zang, Yoon-Hyun Ryu et al.2026 · 0 citationsarXiv
Two Low-Mass-Ratio Microlensing Planets from High-Magnification Events: KMT-2021-BLG-0247 and MOA-2023-BLG-1692610.10308v2 · Kansuke Nunota, Andrew Gould, Takahiro Sumi et al.2026 · 0 citationsarXiv
Testing KMTNet--PRIME Optical--Near-Infrared Source-Color Constraints in KMT-2024-BLG-0211 and KMT-2024-BLG-15222609.36768v1 · Kansuke Nunota, Jennifer C. Yee, Takahiro Sumi et al.2026 · 0 citationsarXiv
KMT-2026-BLG-0083L: A Two-Jovian-Planet System Orbiting an M Dwarf Discovered by Microlensing2609.12451v1 · Cheongho Han, Chung-Uk Lee, Zhixing Li et al.2026 · 0 citationsarXiv
Path to Black Hole Astrometric Microlensing from 10-Year KMTNet Database2608.26399v1 · Andrew Gould (OSU)2026 · 0 citationsarXiv
KMT-2025-BLG-0975Lb and KMT-2025-BLG-1160Lb: Two Uranus-Mass Planets Beyond the Snow Line Discovered by Microlensing2607.25259v1 · Cheongho Han, Chung-Uk Lee, Andrzej Udalski et al.2026 · 0 citationsarXiv
Four Cold Giant Planets Discovered by High-Cadence Microlensing Surveys2607.04594v1 · Cheongho Han, Chung-Uk Lee, Andrzej Udalski et al.2026 · 0 citationsarXiv
KMT-2025-BLG-2093: Free-Floating Planet Candidate Near the Shore of the Einstein Desert2606.27725v2 · Yoon-Hyun Ryu, Andrew Gould, Kyu-Ha Hwang et al.2026 · 0 citationsarXiv
A Minute-Cadence Deep Bulge Survey: First Data Release of DREAMS2605.27364v2 · Hongjing Yang, Weicheng Zang, Francisco Valdes et al.2026 · 0 citationsarXiv
Four-Body Gravitational Microlensing Events Involving Both a Binary Lens and a Binary Source2605.17654v1 · Cheongho Han, Chung-Uk Lee, Andrzej Udalski et al.2026 · 0 citationsarXiv
Systematic KMTNet Planetary Anomaly Search. XIII. Complete Sample of 2021 Prime Field Planets2605.17053v2 · In-Gu Shin, Jennifer C. Yee, Weicheng Zang et al.2026 · 0 citationsarXiv
Mass Production of 2023 KMTNet Microlensing Planets. III: Three Planets from the Subprime Field2605.07392v1 · Hongyu Li, Zhixing Li, Weicheng Zang et al.2026 · 0 citationsarXiv
Candidate Microlensing Brown Dwarfs in Binary Lens Systems from the 2023--2025 Observing Seasons2604.07932v1 · Cheongho Han, Andrzej Udalski, Ian A. Bond et al.2026 · 1 citationarXiv
Mass Production of 2023 KMTNet Microlensing Planets. II: Two Planets and A Brown Dwarf2603.13887v2 · Zhixing Li, Hongyu Li, Weicheng Zang et al.2026 · 1 citationarXiv
Two Low Mass-Ratio Microlensing Planets and Two Types of Central-Resonant Degeneracy2603.09045v1 · Yuchen Tang, Weicheng Zang, Yoon-Hyun Ryu et al.2026 · 0 citationsarXiv
Mass Production of 2023 KMTNet Microlensing Planets I: Low Mass Ratio2603.09239v1 · Yoon-Hyun Ryu, Andrzej Udalski, Hongjing Yang et al.2026 · 1 citationarXiv
KMT-2025-BLG-1314 and KMT-2025-BLG-1392: two microlensing planetary/brown-dwarf candidates analyzed with differentiable code2603.01735v1 · Haibin Ren, Weicheng Zang, Wei Zhu et al.2026 · 0 citationsarXiv
KMT-2024-BLG-3237: Another Free-Floating Planet Candidate with Angular Einstein Radius Measurement2602.22709v1 · Tanagodchaporn Inyanya, Youn Kil Jung, Hongjing Yang et al.2026 · 1 citationarXiv
Three Saturn-mass Microlensing Planets Identified through Signals from Peripheral-caustic Perturbations2602.16095v1 · Cheongho Han, Chung-Uk Lee, Andrzej Udalski et al.2026 · 0 citationsarXiv
KMT-2016-BLG-1337L: A Saturn-mass planet orbiting within a binary system of low-mass stars2602.12610v1 · Cheongho Han, Chung-Uk Lee, Ian A. Bond et al.2026 · 0 citationsarXiv
A Newly Identified Degeneracy Keeps the Planetary Interpretation Viable for OGLE-2011-BLG-09502601.13276v1 · Jiyuan Zhang, Weicheng Zang, Andrzej Udalski et al.2026 · 0 citationsarXiv
Four Cold Super-Jupiters Revealed by Extended and Complex Microlensing Signals2601.13450v1 · Cheongho Han, Chung-Uk Lee, Michael D. Albrow et al.2026 · 1 citationarXiv
KMT-2025-BLG-1616Lb: First Microlensing Bound Planet From DREAMS2601.11469v1 · Hongjing Yang, Weicheng Zang, Yoon-Hyun Ryu et al.2026 · 3 citationsarXiv
KMT-2024-BLG-0816/OGLE-2024-BLG-0519 -- A Microlensing Event with Candidate Free-Floating Planet Lens and Blended Light2601.00325v1 · R. Poleski, Y.-H. Ryu, A. Udalski et al.2026 · 0 citationsarXiv
A free-floating-planet microlensing event caused by a Saturn-mass object.41477875 · Dong, Subo, Wu, Zexuan, Ryu, Yoon-Hyun et al.2026 · 7 citationsScience (New York, N.Y.). 2026;391(6780):96-99
Four Giant Planets from 2024 KMTNet Microlensing Campaign2512.09325v1 · Cheongho Han, Andrzej Udalski, Ian A. Bond et al.2025 · 0 citationsarXiv
Six binary brown dwarf candidates identified by microlensing2510.23933v1 · Cheongho Han, Chung-Uk Lee, Ian A. Bond et al.2025 · 0 citationsarXiv
A Comprehensive Analysis of Three Microlensing Planet Candidates with the Planet/Binary Degeneracy2509.18345v1 · Jiyuan Zhang, Weicheng Zang, Yoon-Hyun Ryu et al.2025 · 2 citationsarXiv
Binary-lens Microlensing Degeneracy: Impact on Planetary Sensitivity and Mass-ratio Function2509.16191v3 · Yuxin Shang, Hongjing Yang, Jiyuan Zhang et al.2025 · 2 citationsarXiv
Three binary-source binary-lens microlensing events from the 2024 microlensing campaign2509.11495v1 · Cheongho Han, Chung-Uk Lee, Andrzej Udalski et al.2025 · 1 citationarXiv
"Industrial-Scale" Black Hole Selection without a Satellite2509.05406v1 · Zexuan Wu, Subo Dong, Andrew P. Gould et al.2025 · 1 citationApJ 997 63 (2026)
Six microlensing planets detected via sub-day signals during the 2023 -- 2024 season2509.05522v1 · Cheongho Han, Chung-Uk Lee, Andrzej Udalski et al.2025 · 1 citationarXiv
Four binary microlenses with directly measured masses2508.11079v1 · Cheongho Han, Andrzej Udalski, Chung-Uk Lee et al.2025 · 1 citationarXiv
Towards sub-milliarcsecond astrometric precision using seeing-limited imaging2507.11615v2 · Noam Segev, Eran O. Ofek, Yossi Shvartzvald et al.2025 · 0 citationsarXiv
KMT-2024-BLG-0404L: A triple microlensing system consisting of a star, a brown dwarf, and a planet2507.07326v1 · Cheongho Han, Andrzej Udalski, Chung-Uk Lee et al.2025 · 1 citationarXiv
HST pre-imaging of a free-floating planet candidate microlensing event2507.01109v1 · Mateusz Kapusta, Przemek Mroz, Yoon-Hyun Ryu et al.2025 · 3 citationsarXiv
KMT-2022-BLG-0086: Another binary-lens binary-source microlensing event2506.20914v1 · Sun-Ju Chung, Kyu-Ha Hwang, Jennifer C. Yee et al.2025 · 1 citationarXiv
MOA-2022-BLG-091Lb and KMT-2024-BLG-1209Lb: Microlensing planets detected through weak caustic-crossing signals2505.22951v1 · Cheongho Han, Chung-Uk Lee, Andrzej Udalski et al.2025 · 2 citationsarXiv
KMT-2022-BLG-1818Lb,c: A Cold Super-Jupiter with a Saturn Sibling2505.05093v2 · Hongyu Li, Jiyuan Zhang, Cheongho Han et al.2025 · 3 citationsarXiv
Systematic KMTNet Planetary Anomaly Search. XII. Complete Sample of 2017 Subprime Field Planets2504.20155v1 · Yuqian Gui, Weicheng Zang, Ruocheng Zhai et al.2025 · 7 citations2024, The Astronomical Journal, Volume 168, Issue 2, id.49, 16 pp
Microlensing events indicate that super-Earth exoplanets are common in Jupiter-like orbits.40273242 · Zang, Weicheng, Jung, Youn Kil, Yee, Jennifer C et al.2025 · 40 citationsScience (New York, N.Y.). 2025;388(6745):400-404
Systematic Search for FFPs in KMTNet Full-Frame Images. I. Photometry Pipeline2503.24097v3 · Qiyue Qian, Hongjing Yang, Weicheng Zang et al.2025 · 4 citationsarXiv
Systematic Reanalysis of KMTNet Microlensing Events, Paper II: Two New Planets in Giant-Source Events2503.19471v2 · Hongjing Yang, Jennifer C. Yee, Jiyuan Zhang et al.2025 · 9 citationsarXiv
Analyses of anomalous lensing events detected from the UKIRT microlensing survey2503.14789v1 · Cheongho Han, Weicheng Zang, Andrzej Udalski et al.2025 · 1 citationarXiv
An Alternate Method for Minimizing 2502.04486v1 · Jennifer C. Yee, Andrew P. Gould2025 · 0 citationsarXiv
LensNet: Enhancing Real-time Microlensing Event Discovery with Recurrent Neural Networks in the Korea Microlensing Telescope Network2501.06293v1 · Javier Viana, Kyu-Ha Hwang, Zoe de Beurs et al.2025 · 0 citations2025 AJ
MOA-2022-BLG-033Lb, KMT-2023-BLG-0119Lb, and KMT-2023-BLG-1896Lb: Three low mass-ratio microlensing planets detected through dip signals2501.02193v1 · Cheongho Han, Ian A. Bond, Youn Kil Jung et al.2025 · 9 citationsarXiv
KMT-2021-BLG-0284, KMT-2022-BLG-2480, and KMT-2024-BLG-0412: Three microlensing events involving two lens masses and two source stars2411.09096v1 · Cheongho Han, Andrzej Udalski, Ian A. Bond et al.2024 · 4 citationsarXiv
KMT-2024-BLG-1044L: A sub-Uranus microlensing planet around a host at the star-brown dwarf mass boundary2411.05268v1 · Cheongho Han, Yoon-Hyun Ryu, Chung-Uk Lee et al.2024 · 2 citationsarXiv
First Resolution of Microlensed Images of a Binary-Lens Event2409.13015v3 · Zexuan Wu, Subo Dong, A. M'erand et al.2024 · 7 citationsAstrophys. j. 977 (2024) 229
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