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List of works by C.-U. Lee

A Free-floating or Wide-orbit Planet in the Microlensing Event OGLE-2019-BLG-0551

scientific article published on 14 May 2020

A Long-term Photometric Study of the Near-contact Binary RU Ursae Minoris

scholarly article

A Neptune-mass Free-floating Planet Candidate Discovered by Microlensing Surveys

scientific article published in Astronomical Journal

A Sub-Saturn mass planet, MOA-2009-BLG-319Lb

scientific article published in the Astrophysical Journal

A Super-Jupiter orbiting a late-type star: a refined analysis of microlensing event OGLE-2012-BLG-0406

scientific article published in the Astrophysical Journal

A Terrestrial-mass Rogue Planet Candidate Detected in the Shortest-timescale Microlensing Event

scientific article published on 29 October 2020

A brown dwarf orbiting an M-dwarf: MOA 2009–BLG–411L

scientific article published in Astronomy and Astrophysics

A cold neptune-mass planet OGLE-2007-BLG-368Lb: cold neptunes are common

scientific article published in the Astrophysical Journal

A giant planet beyond the snow line in microlensing event OGLE-2011-BLG-0251

scientific article published in Astronomy and Astrophysics

A new activity phase of the blazar 3C 454.3

scientific article published in Astronomy and Astrophysics

A new type of ambiguity in the planet and binary interpretations of central perturbations of high-magnification gravitational microlensing events

scientific article published in the Astrophysical Journal

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

scientific article published in the Astrophysical Journal

An Earth-mass Planet in a 1 au Orbit around an Ultracool Dwarf

scholarly article

Binary Source Microlensing Event OGLE-2016-BLG-0733: Interpretation of a Long-term Asymmetric Perturbation

scientific article published in Astronomical Journal

Binary microlensing event OGLE-2009-BLG-020 gives verifiable mass, distance, and orbit predictions

scientific article published in the Astrophysical Journal

Candidate Brown-dwarf Microlensing Events with Very Short Timescales and Small Angular Einstein Radii

scientific article published on 28 February 2020

Candidate gravitational microlensing events for future direct lens imaging

scientific article published in the Astrophysical Journal

Characterizing lenses and lensed stars of high-magnification single-lens gravitational microlensing events with lenses passing over source stars

scientific article published in the Astrophysical Journal

Characterizing low-mass binaries from observation of long-timescale caustic-crossing gravitational microlensing events

scientific article published in the Astrophysical Journal

Departure from the constant-period ephemeris for the transiting exoplanet WASP-12 b

scientific article published in Astronomy and Astrophysics

Determining the physical lens parameters of the binary gravitational microlensing event MOA-2009-BLG-016

scientific article published in the Astrophysical Journal

Development of a 1-m Robotic Telescope System

article

Discovery and mass measurements of a cold, 10 earth mass planet and its host star

scientific article published in the Astrophysical Journal

Discovery of a Jupiter/Saturn analog with gravitational microlensing

scientific article

Distance and Properties of NGC 4993 as the Host Galaxy of the Gravitational-wave Source GW170817

scientific article

Exoplanet detection. A terrestrial planet in a ~1-AU orbit around one member of a ~15-AU binary

scientific article

Four microlensing giant planets detected through signals produced by minor-image perturbations

scientific article published in July 2024

Four microlensing planets with faint-source stars identified in the 2016 and 2017 season data

scientific article published in October 2020

Frequency of solar-like systems and of ice and gas giants beyond the snow line from high-magnification microlensing events in 2005-2008

scientific article published in the Astrophysical Journal

GECKO Optical Follow-up Observation of Three Binary Black Hole Merger Events: GW190408_181802, GW190412, and GW190503_185404

scientific article published in 2021

Gravitational binary-lens events with prominent effects of lens orbital motion

scientific article published in the Astrophysical Journal

Ground-based Parallax Confirmed by Spitzer: Binary Microlensing Event MOA-2015-BLG-020

scientific article published in the Astrophysical Journal

Interpretation of a short-term anomaly in the gravitational microlensing event MOA-2012-BLG-486

scientific article published in the Astrophysical Journal

Interpretation of strong short-term central perturbations in the light curves of moderate-magnification microlensing events

scientific article published in the Astrophysical Journal

KMT-2017-BLG-2820 and the Nature of the Free-floating Planet Population

KMT-2019-BLG-0842Lb: A Cold Planet Below the Uranus/Sun Mass Ratio

scientific article published in 2020

KMT-2019-BLG-1339L: an M Dwarf with a Giant Planet or a Companion Near the Planet/Brown Dwarf Boundary

scientific article published in 2020

KMT-2019-BLG-1715: Planetary Microlensing Event with Three Lens Masses and Two Source Stars

scientific article published on 19 May 2021

KMT-2023-BLG-0416, KMT-2023-BLG-1454, KMT-2023-BLG-1642: Microlensing planets identified from partially covered signals

KMT-2023-BLG-1866Lb: Microlensing super-Earth around an M dwarf host

scientific article published in July 2024

KMTNet Time-series Photometry of the Doubly Eclipsing Binary Stars Located in the Large Magellanic Cloud

Korea Microlensing Telescope Network Microlensing Events from 2015: Event-finding Algorithm, Vetting, and Photometry

scientific article published in Astronomical Journal

MOA 2010-BLG-477Lb: constraining the mass of a microlensing planet from microlensing parallax, orbital motion, and detection of blended light

scientific article published in the Astrophysical Journal

MOA-2007-BLG-197: Exploring the brown dwarf desert

scientific article published in Astronomy and Astrophysics

MOA-2009-BLG-387Lb: a massive planet orbiting an M dwarf

scientific article published in Astronomy and Astrophysics

MOA-2010-BLG-073L: an m-dwarf with a substellar companion at the Planet/Brown dwarf boundary

scientific article published in the Astrophysical Journal

MOA-2010-BLG-311: a planetary candidate below the threshold of reliable detection

scientific article published in the Astrophysical Journal

MOA-2010-BLG-328Lb: a Sub-Neptune orbiting very late M dwarf?

scientific article published in the Astrophysical Journal

MOA-2010-BLG-523: "Failed planet" = RS CVn star

scientific article published in the Astrophysical Journal

MOA-2011-BLG-262Lb: a sub-Earth-mass moon orbiting a gas giant primary or a high velocity planetary system in the galactic bulge

scientific article published in the Astrophysical Journal

MOA-2011-BLG-293Lb: a test of pure survey microlensing planet detections

scientific article published in the Astrophysical Journal

MOA-2013-BLG-220Lb: massive planetary companion to galactic-disk host

scientific article (publication date: 27 June 2014)

MOA-2019-BLG-008Lb: A New Microlensing Detection of an Object at the Planet/Brown Dwarf Boundary

scientific article published in 2022

Mass measurements of isolated objects from space-based microlensing

scientific article (publication date: 28 June 2016)

Masses and orbital constraints for the OGLE-2006-BLG-109Lb,c Jupiter/Saturn analog planetary system

scientific article published in the Astrophysical Journal

Microlensing binaries discovered through high-magnification channel

scientific article published in the Astrophysical Journal

Microlensing binaries with candidate brown dwarf companions

scientific article published in the Astrophysical Journal

Microlensing discovery of a population of very tight, very low mass binary brown dwarfs

scientific article published in the Astrophysical Journal

Microlensing discovery of a tight, low-mass-ratio planetary-mass object around an old field brown dwarf

scientific article (publication date: 31 October 2013)

Microlensing event MOA-2007-BLG-400: exhuming the buried signature of a cool, Jovian-mass planet

scientific article published in the Astrophysical Journal

Multi-site campaign for transit timing variations of WASP-12 b: possible detection of a long-period signal of planetary origin

scientific article published in Astronomy and Astrophysics

Multifrequency variability of the blazar AO 0235+164

scientific article published in Astronomy and Astrophysics

Multisite campaign on the open cluster M67 - II. Evidence for solar-like oscillations in red giant stars

scientific article

Multisite campaign on the open cluster M67 – I. Observations and photometric reductions

scientific article

Multiwavelength intraday variability of the BL Lacertae S5 0716+714

scholarly article

OGLE 2008-BLG-290: an accurate measurement of the limb darkening of a galactic bulge K giant spatially resolved by microlensing

scientific article published in Astronomy and Astrophysics

OGLE-2005-BLG-018: characterization of full physical and orbital parameters of a gravitational binary lens

scientific article published in the Astrophysical Journal

OGLE-2005-BLG-153: microlensing discovery and characterization of a very low mass binary

scientific article published in the Astrophysical Journal

OGLE-2008-BLG-510: first automated real-time detection of a weak microlensing anomaly -- brown dwarf or stellar binary?

scholarly article

OGLE-2009-BLG-092/MOA-2009-BLG-137: a dramatic repeating event with the second perturbation predicted by real-time analysis

scientific article published in the Astrophysical Journal

OGLE-2011-BLG-0265Lb: a jovian microlensing planet orbiting an M dwarf

scientific article published in the Astrophysical Journal

OGLE-2012-BLG-0455/MOA-2012-BLG-206: microlensing event with ambiguity in planetary interpretations caused by incomplete coverage of planetary signal

scientific article published in the Astrophysical Journal

OGLE-2012-BLG-0563Lb: a saturn-mass planet around an M dwarf with the mass constrained by Subaru AO imaging

scientific article published in the Astrophysical Journal

OGLE-2013-BLG-0102LA,B: microlensing binary with components at star/brown dwarf and brown dwarf/planet boundaries

scientific article published in the Astrophysical Journal

OGLE-2015-BLG-1459L: The Challenges of Exo-moon Microlensing

scientific article published in Astronomical Journal

OGLE-2015-BLG-1482L: The First Isolated Low-mass Microlens in the Galactic Bulge

scientific article published in the Astrophysical Journal

OGLE-2015-BLG-1771Lb: A Microlens Planet Orbiting an Ultracool Dwarf?

scientific article published on 20 February 2020

OGLE-2016-BLG-0168 Binary Microlensing Event: Prediction and Confirmation of the Microlens Parallax Effect from Space-based Observations

scientific article published in Astronomical Journal

OGLE-2016-BLG-0263Lb: Microlensing Detection of a Very Low-mass Binary Companion through a Repeating Event Channel

scientific article published in Astronomical Journal

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

scientific article published in Astronomical Journal

OGLE-2016-BLG-0693LB: Probing the Brown Dwarf Desert with Microlensing

scientific article published in Astronomical Journal

OGLE-2016-BLG-1003: First Resolved Caustic-crossing Binary-source Event Discovered by Second-generation Microlensing Surveys

scientific article published in the Astrophysical Journal

OGLE-2016-BLG-1190Lb: The First Spitzer Bulge Planet Lies Near the Planet/Brown-dwarf Boundary

scientific article published in Astronomical Journal

OGLE-2016-BLG-1227L: A Wide-separation Planet from a Very Short-timescale Microlensing Event

scientific article published on 6 February 2020

OGLE-2016-BLG-1266: A Probable Brown Dwarf/Planet Binary at the Deuterium Fusion Limit

scientific article published in the Astrophysical Journal

OGLE-2016-BLG-1469L: Microlensing Binary Composed of Brown Dwarfs

scientific article published in the Astrophysical Journal

OGLE-2017-BLG-0173Lb: Low-mass-ratio Planet in a “Hollywood” Microlensing Event

scientific article published in Astronomical Journal

OGLE-2017-BLG-0329L: A Microlensing Binary Characterized with Dramatically Enhanced Precision Using Data from Space-based Observations

scientific article published in the Astrophysical Journal

OGLE-2017-BLG-0406: Spitzer Microlens Parallax Reveals Saturn-mass Planet Orbiting M-dwarf Host in the Inner Galactic Disk

scientific article published on 23 July 2020

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

scientific article published in Astronomical Journal

OGLE-2017-BLG-1049: Another giant planet microlensing event

OGLE-2017-BLG-1130: The First Binary Gravitational Microlens Detected from Spitzer Only

scientific article published in the Astrophysical Journal

OGLE-2017-BLG-1522: A Giant Planet around a Brown Dwarf Located in the Galactic Bulge

scientific article published in Astronomical Journal

OGLE-2018-BLG-0532Lb: Cold Neptune with Possible Jovian Sibling

scientific article published on 25 September 2020

OGLE-2018-BLG-1011Lb,c: Microlensing Planetary System with Two Giant Planets Orbiting a Low-mass Star

scientific article published on 19 August 2019

OGLE-2018-BLG-1269Lb: A Jovian Planet With A Bright, $I=16$ Host

OGLE-2019-BLG-0304: Competing Interpretations between a Planet–binary Model and a Binary-source + Binary-lens Model

scientific article published on 19 October 2021

On the RZ Draconis substellar circumbinary companions

scientific article published in Astronomy and Astrophysics

Performance Assessment of the KASI-Deep Rolling Imaging Fast-optics Telescope Pathfinder

scientific article published in 2022

RACE-OC project: rotation and variability in the open cluster M 11 (NGC 6705)

scientific article published in Astronomy and Astrophysics

RACE-OC project: rotation and variability in the open cluster NGC 2099 (M 37)

scientific article published in Astronomy and Astrophysics

Radio-to-UV monitoring of AO 0235+164 by the WEBT and Swift during the 2006–2007 outburst

scientific article published in Astronomy and Astrophysics

Reanalyses of anomalous gravitational microlensing events in the OGLE-III early warning system database with combined data

scientific article published in the Astrophysical Journal

Red noise versus planetary interpretations in the microlensing event Ogle-2013-BLG-446

scientific article (publication date: 16 October 2015)

Results of WEBT, VLBA and RXTE monitoring of 3C 279 during 2006–2007

scientific article published in Astronomy and Astrophysics

Spectroscopic Mass and Host-star Metallicity Measurements for Newly Discovered Microlensing Planet OGLE-2018-BLG-0740Lb

Spitzer Microlensing Parallax Reveals Two Isolated Stars in the Galactic Bulge

Spitzer Opens New Path to Break Classic Degeneracy for Jupiter-mass Microlensing Planet OGLE-2017-BLG-1140Lb

scientific article published in Astronomical Journal

Spitzer microlens measurement of a massive remnant in a well-separated binary

scientific article published in the Astrophysical Journal

Spitzer observations of OGLE-2015-BLG-1212 reveal a new path toward breaking strong microlens degeneracies

scientific article published in the Astrophysical Journal

Sub-Saturn planet MOA-2008-BLG-310Lb: likely to Be in the Galactic Bulge

scientific article published in the Astrophysical Journal

Systematic KMTNet Planetary Anomaly Search. XI. Complete Sample of 2016 Sub-Prime Field Planets

THE PROPOSED QUADRUPLE SYSTEM SZ HERCULIS: REVISED LITE MODEL AND ORBITAL STABILITY STUDY

scientific article published on 22 June 2012

The 72-h WEBT microvariability observation of blazar S5 0716 + 714 in 2009

scientific article

The Angstrom Project Alert System: Real-Time Detection of Extragalactic Microlensing

scientific article published in the Astrophysical Journal

The KMTNet/K2-C9 (Kepler) Data Release

scientific article published in Astronomical Journal

The X-ray counterpart to the gravitational-wave event GW170817

scientific article published in Nature

The extreme microlensing event OGLE-2007-BLG-224: terrestrial parallax observation of a thick-disk brown dwarf

scientific article published in the Astrophysical Journal

The high activity of 3C 454.3 in autumn 2007. Monitoring by the WEBT during the AGILE detection

scientific article published in Astronomy and Astrophysics

The radio delay of the exceptional 3C 454.3 outburst. Follow-up WEBT observations in 2005-2006

scientific article published in Astronomy and Astrophysics

The unprecedented optical outburst of the quasar 3C 454.3. The WEBT campaign of 2004-2005

scientific article published in Astronomy and Astrophysics

Three sub-Jovian-mass microlensing planets: MOA-2022-BLG-563Lb, KMT-2023-BLG-0469Lb, and KMT-2023-BLG-0735Lb

scientific article published in March 2024

Toward a Galactic Distribution of Planets. I. Methodology and Planet Sensitivities of the 2015 High-cadence Spitzer Microlens Sample

scientific article published in Astronomical Journal

WEBT and XMM-Newton observations of 3C 454.3 during the post-outburst phase. Detection of the little and big blue bumps

scientific article published in Astronomy and Astrophysics