2026 Krzysztof Ulaczyk: Physics Researcher – H-Index, Publications & Awards

Discipline name	D-Index	World Ranking	Current World Ranking	National Ranking	Current National Ranking	Publications	Citations
Physics	86	2512	2387	218	209	754	32339

Discipline name

D-Index

World Ranking

Current World Ranking

National Ranking

Current National Ranking

Publications

Citations

Physics

2512

2387

218

209

754

32339

Overview

Krzysztof Ulaczyk is affiliated with the University of Warwick in the United Kingdom. Their research primarily spans the field of Physics and Astronomy, with a focus on Astronomy and Astrophysics, Instrumentation, Computational Mechanics, Atomic and Molecular Physics and Optics, as well as Nuclear and High Energy Physics.

The scientist's work covers several main thematic areas, including:

Stellar, planetary, and galactic studies
Astronomy and Astrophysical Research
Gamma-ray bursts and supernovae
Astrophysics and Star Formation Studies
Astro and Planetary Science
Pulsars and Gravitational Waves Research
Astronomical Observations and Instrumentation

Krzysztof Ulaczyk has contributed articles to a range of publication venues, notably:

arXiv (Cornell University)
Monthly Notices of the Royal Astronomical Society
The Astronomical Journal
Astronomy and Astrophysics
The Astrophysical Journal Supplement Series

Their recent papers include the following:

"An Isolated Mass-gap Black Hole or Neutron Star Detected with Astrometric Microlensing" (2022) published in The Astrophysical Journal Letters
"Searching for electromagnetic counterparts to gravitational-wave merger events with the prototype Gravitational-Wave Optical Transient Observer (GOTO-4)" (2020) published in Monthly Notices of the Royal Astronomical Society
"An X-ray-quiet black hole born with a negligible kick in a massive binary within the Large Magellanic Cloud" (2022) published in Nature Astronomy
"The Gravitational-wave Optical Transient Observer (GOTO): prototype performance and prospects for transient science" (2021) published on arXiv (Cornell University)
A paper from 2022 on Warwick Research Archive Portal (University of Warwick)

The scientist frequently collaborates with several co-authors, including:

I. Soszyński
A. Udalski
P. Pietrukowicz
J. Skowron
R. Poleski

Best Publications

A gravitational-wave standard siren measurement of the Hubble constant

B. P. Abbott;R. Abbott;T. D. Abbott;F. Acernese;F. Acernese

1162
Citations
An eclipsing-binary distance to the Large Magellanic Cloud accurate to two per cent

G. Pietrzyński;G. Pietrzyński;D. Graczyk;W. Gieren;I. B. Thompson

744
Citations
One or more bound planets per Milky Way star from microlensing observations

A. Cassan;A. Cassan;D. Kubas;D. Kubas;J.-P. Beaulieu;J.-P. Beaulieu;M. Dominik;M. Dominik

692
Citations
The Emergence of a Lanthanide-Rich Kilonova Following the Merger of Two Neutron Stars

N. R. Tanvir;A. J. Levan;C. González-Fernández;O. Korobkin

682
Citations
The Emergence of a Lanthanide-Rich Kilonova Following the Merger of Two Neutron Stars

N. R. Tanvir;A. J. Levan;C. Gonzalez-Fernandez;O. Korobkin

666
Citations
Unbound or distant planetary mass population detected by gravitational microlensing

T. Sumi;K. Kamiya;D. P. Bennett

583
Citations
Discovery of a Jupiter/Saturn Analog with Gravitational Microlensing

B. S. Gaudi;D. P. Bennett;A. Udalski;A. Gould

520
Citations
REDDENING AND EXTINCTION TOWARD THE GALACTIC BULGE FROM OGLE-III: THE INNER MILKY WAY'S RV ∼ 2.5 EXTINCTION CURVE*

David M. Nataf;David M. Nataf;Andrew Gould;Pascal Fouqué;Pascal Fouqué;Oscar A. Gonzalez

503
Citations
V1309 Scorpii: merger of a contact binary

R. Tylenda;M. Hajduk;T. Kamiński;A. Udalski

503
Citations
Quantifying Quasar Variability As Part of a General Approach To Classifying Continuously Varying Sources

Szymon Kozlowski;Christopher S. Kochanek;A. Udalski;L. Wyrzykowski;L. Wyrzykowski

453
Citations
Microlens OGLE-2005-BLG-169 Implies Cool Neptune-Like Planets are Common

A. Gould;A. Udalski;D. An;D. P. Bennett

430
Citations
QUANTIFYING QUASAR VARIABILITY AS PART OF A GENERAL APPROACH TO CLASSIFYING CONTINUOUSLY VARYING SOURCES

Szymon Kozłowski;Christopher S. Kochanek;A. Udalski;Ł. Wyrzykowski;Ł. Wyrzykowski

380
Citations
Microlens OGLE-2005-BLG-169 Implies That Cool Neptune-like Planets Are Common

A. Gould;A. Udalski;D. An;D. P. Bennett

378
Citations
FREQUENCY OF SOLAR-LIKE SYSTEMS AND OF ICE AND GAS GIANTS BEYOND THE SNOW LINE FROM HIGH-MAGNIFICATION MICROLENSING EVENTS IN 2005-2008

A. Gould;Subo Dong;B. S. Gaudi;A. Udalski

369
Citations
Localization and broadband follow-up of the gravitational-wave transient GW150914

B. P. Abbott;R. Abbott;T. D. Abbott;M. R. Abernathy

352
Citations
A Jovian-Mass Planet in Microlensing Event OGLE-2005-BLG-071

A. Udalski;M. Jaroszyński;B. Paczyński;M. Kubiak

345
Citations
A Jovian-mass Planet in Microlensing Event OGLE-2005-BLG-071

A. Udalski;M. Jaroszynski;B. Paczynski;M. Kubiak

342
Citations
A Cold Neptune-Mass Planet OGLE-2007-BLG-368Lb: Cold Neptunes Are Common

T. Sumi;D.P. Bennett;I.A. Bond;A. Udalski

329
Citations
A Low-Mass Planet with a Possible Sub-Stellar-Mass Host in Microlensing Event MOA-2007-BLG-192

D.P. Bennett;I.A. Bond;A. Udalski;T. Sumi

328
Citations
No large population of unbound or wide-orbit Jupiter-mass planets

Przemek Mróz;Andrzej Udalski;Jan Skowron;Radosław Poleski;Radosław Poleski

306
Citations