List of works by Krzysztof Ulaczyk

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

scientific article published on 14 May 2020

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

scientific article published on 17 July 2020

A Jovian-Mass Planet in Microlensing Event OGLE-2005-BLG-071 ⬇️

scientific article published in the Astrophysical Journal

A Likely Detection of a Two-planet System in a Low-magnification Microlensing Event

scientific article published in Astronomical Journal

A Low‐Mass Planet with a Possible Sub‐Stellar‐Mass Host in Microlensing Event MOA‐2007‐BLG‐192 ⬇️

scientific article published in the Astrophysical Journal

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

scientific article published in Astronomical Journal

A Planetary Microlensing Event with an Unusually Red Source Star: MOA-2011-BLG-291

scientific article published in Astronomical Journal

A Super-Jupiter Microlens Planet Characterized by High-Cadence KMTNet Microlensing Survey Observations of OGLE-2015-BLG-0954

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 Three-dimensional Map of the Milky Way Using 66,000 Mira Variable Stars

scientific article published in January 2023

A Wide-orbit Exoplanet OGLE-2012-BLG-0838Lb

scientific article published on 14 May 2020

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

scientific article published in the Astrophysical Journal

A companion on the planet/brown dwarf mass boundary on a wide orbit discovered by gravitational microlensing

scientific article published in Astronomy and Astrophysics

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

scientific article published in Astronomy and Astrophysics

A gravitationally lensed quasar discovered in OGLE

scientific article

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

A southern sky and galactic plane survey for bright Kuiper belt objects

scientific article published in Astronomical Journal

A systematic fitting scheme for caustic-crossing microlensing events

scientific article

A three-dimensional map of the Milky Way using classical Cepheid variable stars

scientific article published in January 2019

A transiting planet among 23 new near-threshold candidates from the OGLE survey – OGLE-TR-182

scientific article published in Astronomy and Astrophysics

A venus-mass planet orbiting a brown dwarf: a missing link between planets and moons ⬇️

scientific article published in the Astrophysical Journal

An Isolated Mass-gap Black Hole or Neutron Star Detected with Astrometric Microlensing

scientific article published in July 2022

An Isolated Microlens Observed from K2, Spitzer, and Earth ⬇️

scholarly article

An X-ray-quiet black hole born with a negligible kick in a massive binary within the Large Magellanic Cloud

scientific article published on 18 July 2022

An eclipsing-binary distance to the Large Magellanic Cloud accurate to two per cent.

scientific article

Binarity as the Origin of Long Secondary Periods in Red Giant Stars

scientific article published in April 2021

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

Black hole, neutron star and white dwarf candidates from microlensing with OGLE-III

scholarly article

Brown-dwarf companions in microlensing binaries detected during the 2016--2018 seasons

scientific article published in 2022

Campaign 9 of the K2 Mission: Observational Parameters, Scientific Drivers, and Community Involvement for a Simultaneous Space- and Ground-based Microlensing Survey ⬇️

scholarly article

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

Discovery and follow-up of the unusual nuclear transient OGLE17aaj

scientific 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

Discovery of a gas giant planet in microlensing event OGLE-2014-BLG-1760 ⬇️

scientific article published in Astronomical Journal

Discovery of a very young high-mass X-ray binary associated with the supernova remnant MCSNR J0513-6724 in the LMC

scientific article published on 21 October 2019

ERRATUM: “MOA-2008-BLG-379Lb: A MASSIVE PLANET FROM A HIGH MAGNIFICATION EVENT WITH A FAINT SOURCE” (2014, ApJ, 780, 123)

scientific article published in the Astrophysical Journal

Erratum: The Cluster Ages Experiment (CASE) -- VIII. Age and distance of the Globular Cluster 47 Tuc from the analysis of two detached eclipsing binaries

scientific article published on 4 April 2020

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

scientific article

Extracting Microlensing Signals from K2 Campaign 9

scholarly article

Extreme magnification microlensing event OGLE-2008-BLG-279: strong limits on planetary companions to the lens star ⬇️

scientific article published in the Astrophysical Journal

Extremely metal-poor stars from the cosmic dawn in the bulge of the Milky Way. ⬇️

scientific article

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

scholarly article

First Assessment of the Binary Lens OGLE-2015-BLG-0232

scientific article published in the Astrophysical Journal

First Space‐Based Microlens Parallax Measurement:SpitzerObservations of OGLE‐2005‐SMC‐001 ⬇️

scientific article published in the Astrophysical Journal

First space-based microlens parallax measurement of an isolated star: Spitzer observations of OGLE-2014-BLG-0939 ⬇️

scientific article published in the Astrophysical Journal

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

scientific article published in October 2020

Four sub-Jovian-mass planets detected by high-cadence microlensing surveys

scientific article published in August 2022

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

GRB 201015A and the nature of low-luminosity soft gamma-ray bursts

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

Hydrogen-rich supernovae beyond the neutrino-driven core-collapse paradigm

scientific article published in January 2017

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-2018-BLG-1025Lb: microlensing super-Earth planet orbiting a low-mass star

scientific article published in May 2021

KMT-2019-BLG-0371 and the Limits of Bayesian Analysis

scientific article published on 15 June 2021

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-1431Lb: A New $q < 10^{-4}$ Microlensing Planet from a Subtle Signature

Kepler K2 Campaign 9: II. First space-based discovery of an exoplanet using microlensing

Liverpool Telescope follow-up of candidate electromagnetic counterparts during the first run of Advanced LIGO ⬇️

scientific article

Localization and Broadband Follow-up of the Gravitational-wave Transient GW150914 ⬇️

journal article from 'The Astrophysical Journal Letters' published in 2016

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-2008-BLG-379Lb: a massive planet from a high magnification event with a faint source ⬇️

scientific article published in the Astrophysical Journal

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-353Lb: a possible Saturn revealed ⬇️

scientific article

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

scientific article published in the Astrophysical Journal

MOA-2011-BLG-028Lb: a neptune-mass microlensing planet in the Galactic Bulge ⬇️

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-2011-BLG-322Lb: a `second generation survey' microlensing planet

scientific article

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

scientific article (publication date: 27 June 2014)

MOA-2015-BLG-337: A Planetary System with a Low-mass Brown Dwarf/Planetary Boundary Host, or a Brown Dwarf Binary

scientific article published in Astronomical Journal

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

scientific article published in 2022

MOA-bin-29b: A Microlensing Gas-giant Planet Orbiting a Low-mass Host Star

scientific article published on 12 November 2019

Mass measurement of a single unseen star and planetary detection efficiency for OGLE 2007-BLG-050

scientific article published in Astronomy and Astrophysics

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

Massive stars exploding in a He-rich circumstellar medium – V. Observations of the slow-evolving SN Ibn OGLE-2012-SN-006 ⬇️

scholarly article

Microlens OGLE-2005-BLG-169 Implies That Cool Neptune-like Planets Are Common ⬇️

scientific article published in the Astrophysical Journal

Microlensing Optical Depth and Event Rate in the OGLE-IV Galactic Plane Fields

scientific article published on 13 July 2020

Microlensing Optical Depth and Event Rate toward the Galactic Bulge from 8 yr of OGLE-IV Observations

scientific article published on 4 October 2019

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

Multiwavelength Properties of Miras

scientific article published on 10 November 2021

No large population of unbound or wide-orbit Jupiter-mass planets.

scientific article published on 24 July 2017

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-355Lb: a massive planet around a late-type star ⬇️

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-2012-BLG-0724Lb: a Saturn-mass planet around an M dwarf ⬇️

scientific article published in the Astrophysical Journal

OGLE-2012-BLG-0950Lb: the first planet mass measurement from only microlens parallax and lens flux ⬇️

scientific article published in Astronomical 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-2013-BLG-0132Lb and OGLE-2013-BLG-1721Lb: Two Saturn-mass Planets Discovered around M-dwarfs

scientific article published in Astronomical Journal

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

scientific article published in 2020

OGLE-2013-BLG-1761Lb: A Massive Planet around an M/K Dwarf

scientific article published in Astronomical Journal

OGLE-2014-BLG-0221Lb: A Jupiter Mass Ratio Companion Orbiting Either a Late-type Star or a Stellar Remnant

scientific article published in April 2024

OGLE-2014-BLG-0289: Precise Characterization of a Quintuple-peak Gravitational Microlensing Event

scientific article published in the Astrophysical Journal

OGLE-2014-BLG-0319: A Sub-Jupiter-Mass Planetary Event Encountered Degeneracy with Different Mass Ratios and Lens-Source Relative Proper Motions

OGLE-2014-BLG-0962 and a Comparison of Galactic Model Priors to Microlensing Data

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

scientific article

OGLE-2015-BLG-0196: ground-based gravitational microlens parallax confirmed by space-based observation ⬇️

scientific article published in the Astrophysical Journal

OGLE-2015-BLG-0479LA,B: binary gravitational microlens characterized by simultaneous ground-based and space-based observations ⬇️

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-1649Lb: A Gas Giant Planet around a Low-mass Dwarf

scientific article published in November 2019

OGLE-2015-BLG-1670Lb: A Cold Neptune beyond the Snow Line in the Provisional WFIRST Microlensing Survey Field

scientific article

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

scientific article published on 20 February 2020

OGLE-2016-BLG-0156: Microlensing Event with Pronounced Microlens-parallax Effects Yielding a Precise Lens Mass Measurement

scholarly article

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-1045: A Test of Cheap Space-based Microlens Parallaxes

scientific article published in the Astrophysical Journal

OGLE-2016-BLG-1093Lb: A Sub-Jupiter-mass Spitzer Planet Located in Galactic Bulge

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-0039: Microlensing Event with Light from a Lens Identified from Mass Measurement

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-0373Lb: A Jovian Mass-Ratio Planet Exposes A New Accidental Microlensing Degeneracy

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-0537: A Microlensing Event with a Resolvable Lens in ≲5 years from High-resolution Follow-up Observations

scientific article published in the Astrophysical Journal

OGLE-2017-BLG-1038: A Possible Brown-dwarf Binary Revealed by Spitzer Microlensing Parallax

scientific article published on 18 August 2022

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-1186: first application of asteroseismology and Gaussian processes to microlensing

scientific article published on 10 July 2019

OGLE-2017-BLG-1434Lb: Eighth q < 1 * 10^-4 Mass-Ratio Microlens Planet Confirms Turnover in Planet Mass-Ratio Function

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-0022: First Prediction of an Astrometric Microlensing Signal from a Photometric Microlensing Event

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

scientific article published on 25 September 2020

OGLE-2018-BLG-0584 and KMT-2018-BLG-2119: Two microlensing events with two lens masses and two source stars

OGLE-2018-BLG-0799Lb: a q∼2.7×10⁻³ planet with Spitzer parallax

scientific article published on 14 June 2022

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-1185b: A Low-mass Microlensing Planet Orbiting a Low-mass Dwarf

scientific article published in August 2021

OGLE-2018-BLG-1428Lb: a Jupiter-mass planet beyond the snow line of a dwarf star

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

scientific article published on 13 January 2020

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

OGLE-2019-BLG-0362Lb: A super-Jovian-mass planet around a low-mass star

OGLE-2019-BLG-0468Lb,c: two microlensing giant planets around a G-type star

OGLE-2019-BLG-0825: Constraints on the Source System and Effect on Binary-lens Parameters arising from a Five Day Xallarap Effect in a Candidate Planetary Microlensing Event

OGLE-2019-BLG-0960 Lb: the Smallest Microlensing Planet

scientific article published on 6 October 2021

OGLE-2019-BLG-1470LABc: Another Microlensing Giant Planet in a Binary System?

scientific article published on 18 August 2022

OGLE-GAL-ACEP-091: The First Known Multi-mode Anomalous Cepheid

OGLE-TR-211 – a new transiting inflated hot Jupiter from the OGLE survey and ESO LP666 spectroscopic follow-up program

scientific article published in Astronomy and Astrophysics

OGLE-ing the Magellanic System: Cepheids in the Bridge

scientific article published on 22 January 2020

OGLE-ing the Magellanic System: Optical Reddening Maps of the Large and Small Magellanic Clouds from Red Clump Stars

scientific article published in February 2021

OGLE-ing the Magellanic System: RR Lyrae Stars in the Bridge

scientific article published on 22 January 2020

OGLE16aaa – a signature of a hungry supermassive black hole ⬇️

scholarly article by Łukasz Wyrzykowski et al published 14 October 2016 in Monthly Notices of the Royal Astronomical Society: Letters

Observational constraints on the optical and near-infrared emission from the neutron star–black hole binary merger candidate S190814bv

scientific article

Ogle-2018-blg-0677lb: A super earth near the galactic bulge

One or more bound planets per Milky Way star from microlensing observations

scientific article

PATHWAY TO THE GALACTIC DISTRIBUTION OF PLANETS: COMBINED SPITZER AND GROUND-BASED MICROLENS PARALLAX MEASUREMENTS OF 21 SINGLE-LENS EVENTS ⬇️

scientific article (publication date: 24 April 2015)

Photometric and spectroscopic evolution of the interacting transient AT 2016jbu(Gaia16cfr)

scientific article published on 6 May 2022

Planet sensitivity from combined ground- and space-based microlensing observations ⬇️

scientific article published in the Astrophysical Journal

Precision measurement of a brown dwarf mass in a binary system in the microlensing event

scientific article published in July 2022

Progenitor, environment, and modelling of the interacting transient AT 2016jbu (Gaia16cfr)

scientific article published on 6 May 2022

Publisher Correction: Hydrogen-rich supernovae beyond the neutrino-driven core-collapse paradigm

scholarly article published in Nature Astronomy

Pushing the boundaries of conventional core-collapse supernovae: the extremely energetic supernova SN 2003ma ⬇️

scientific article published in the Astrophysical Journal

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

scientific article published in the Astrophysical Journal

Rotational variation of the linear polarization of the asteroid (3200) Phaethon as evidence for inhomogeneity in its surface properties

SPITZER PARALLAX OF OGLE-2015-BLG-0966: A COLD NEPTUNE IN THE GALACTIC DISK ⬇️

scientific article (publication date: 2 March 2016)

Searching for <i>Fermi</i> GRB optical counterparts with the prototype Gravitational-wave Optical Transient Observer (GOTO)

scientific article published in 2021

Signatures of a jet cocoon in early spectra of a supernova associated with a γ-ray burst

scientific article published on 16 January 2019

Single-lens mass measurement in the high-magnification microlensing event Gaia19bld located in the Galactic disc

scientific article published on 21 December 2021

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

Spitzer IRAC photometry for time series in crowded fields ⬇️

scientific article published in the Astrophysical Journal

Spitzer Microlensing Parallax Reveals Two Isolated Stars in the Galactic Bulge

Spitzer Microlensing Parallax for OGLE-2017-BLG-0896 Reveals a Counter-rotating Low-mass Brown Dwarf

Spitzer Microlensing of MOA-2016-BLG-231L: A Counter-rotating Brown Dwarf Binary in the Galactic Disk

scientific article

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

scientific article published in Astronomical Journal

Spitzer as a microlens parallax satellite: mass and distance measurements of the binary lens system OGLE-2014-BLG-1050L ⬇️

scientific article published in the Astrophysical Journal

Spitzer as a microlens parallax satellite: mass measurement for the OGLE-2014-BLG-0124L planet and its host star ⬇️

scientific article published in the Astrophysical 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

Supplement: "Localization and broadband follow-up of the gravitational-wave transient GW150914" (2016, ApJL, 826, L13) ⬇️

scientific article published on 20 July 2016

Supplement: “An Isolated Mass-gap Black Hole or Neutron Star Detected with Astrometric Microlensing” (2022, ApJL, 933, L23)

scientific article published in June 2022

Systematic KMTNet Planetary Anomaly Search, Paper II: Six New $q<2\times 10^{-4}$ Mass-ratio Planets

Systematic KMTNet Planetary Anomaly Search, Paper VII: Complete Sample of $q < 10^{-4}$ Planets from the First Four-Year Survey

scientific article published on 14 February 2023

Systematic KMTNet Planetary Anomaly Search. I. OGLE-2019-BLG-1053Lb, a Buried Terrestrial Planet

scientific article published on 24 September 2021

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

Systematic KMTNet Planetary Anomaly Search. VI. Complete Sample of 2018 Sub-Prime-Field Planets

Systematic KMTNet Planetary Anomaly Search. VIII. Complete Sample of 2019 Subprime Field Planets

scientific article published in 2023

Systematic KMTNet Planetary Anomaly Search. X. Complete Sample of 2017 Prime-Field Planets

scientific article published in February 2024

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

Systematic KMTNet planetary anomaly search

scientific article published in August 2022

Systematic KMTNet planetary anomaly search. IV. Complete sample of 2019 prime-field

scientific article published on 11 July 2022

Systematic Korea Microlensing Telescope Network planetary anomaly search – III. One wide-orbit planet and two stellar binaries

scientific article published on 11 December 2021

THE SPITZER MICROLENSING PROGRAM AS A PROBE FOR GLOBULAR CLUSTER PLANETS: ANALYSIS OF OGLE-2015-BLG-0448 ⬇️

scientific article published in the Astrophysical Journal

The Cluster AgeS Experiment (CASE) – VIII. Age and distance of the Globular Cluster 47 Tuc from the analysis of two detached eclipsing binaries

scientific article published on 17 January 2020

The Emergence of a Lanthanide-rich Kilonova Following the Merger of Two Neutron Stars ⬇️

scholarly article

The First Planetary Microlensing Event with Two Microlensed Source Stars

scientific article published in Astronomical Journal

The Gravitational-wave Optical Transient Observer (GOTO): prototype performance and prospects for transient science

scientific article published in 2022

The OGLE Collection of Variable Stars: Nearly 66,000 Mira Stars in the Milky Way

scientific article published in June 2022

The OGLE Collection of Variable Stars: One Thousand Heartbeat Stars in the Galactic Bulge and Magellanic Clouds

scientific article published on 28 February 2022

The OGLE view of microlensing towards the Magellanic Clouds - IV. OGLE-III SMC data and final conclusions on MACHOs★

scientific article

The OGLE-III planet detection efficiency from six years of microlensing observations (2003–2008) ⬇️

scientific article

The Tarantula Massive Binary Monitoring ⬇️

scholarly article

The awakening of a classical nova from hibernation

scientific article published on 17 August 2016

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 first Neptune analog or super-Earth with a Neptune-like orbit: MOA-2013-BLG-605Lb ⬇️

scientific article published in the Astrophysical Journal

The first circumbinary planet found by microlensing: OGLE-2007-BLG-349L(AB)c ⬇️

scientific article published in Astronomical Journal

The first simultaneous microlensing observations by two space telescopes: Spitzer and Swift reveal a brown dwarf in event OGLE-2015-BLG-1319 ⬇️

scientific article published in the Astrophysical Journal

The frequency of snowline-region planets from four years of OGLE–MOA–Wise second-generation microlensing ⬇️

scientific article published on 27 February 2016

The lowest mass ratio planetary microlens: OGLE 2016–BLG–1195Lb

scientific article

Three faint-source microlensing planets detected via the resonant-caustic channel

scientific article published in November 2021

Three microlensing planets with no caustic-crossing features

scientific article published in June 2021

Total eclipse of the heart: the AM CVn Gaia14aae/ASSASN-14cn ⬇️

scientific article

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

Two new free-floating or wide-orbit planets from microlensing

scientific article

Unbound or distant planetary mass population detected by gravitational microlensing

scientific article (publication date: 19 May 2011)

Using Source Proper Motion to Validate Terrestrial Parallax: OGLE-2019-BLG-1058

scientific article published on 26 November 2021

Using orbital effects to break the Close/Wide degeneracy in binary-lens microlensing events ⬇️

scientific article published in the Astrophysical Journal

V1309 Scorpii: merger of a contact binary

scientific article (publication date: 11 March 2011)

Wide-orbit exoplanets are common. Analysis of nearly 20 years of OGLE microlensing survey data

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