Narrowband Searches for Continuous Gravitational Waves from known Pulsars in the First Two Parts of the Fourth LIGO–Virgo–KAGRA Observing Run

The LIGO Scientific Collaboration, the Virgo Collaboration, and the KAGRA Collaboration

doi:10.3847/1538-4357/ae77fc

Narrowband Searches for Continuous Gravitational Waves from known Pulsars in the First Two Parts of the Fourth LIGO–Virgo–KAGRA Observing Run

The LIGO Scientific Collaboration, the Virgo Collaboration, and the KAGRA Collaboration

Max Planck Institute for Gravitational Physics (Albert Einstein Institute)
LIGO Hanford
Dipartimento di Farmacia
Universit di Salerno
Complesso Universitario di Monte S. Angelo
University of Warwick
University of Western Australia
OzGrav
Monash University
Pennsylvania State University
Leibniz Universit t Hannover
University of Wisconsin-Milwaukee
California Institute of Technology
Louisiana State University
Tata Institute of Fundamental Research, Mumbai
Aix-Marseille Université
Université Catholique de Louvain
Queen Mary University of London
University of California Davis
University of Minnesota Twin Cities
Instituto Nacional de Pesquisas Espaciais
APC - AstroParticule et Cosmologie
Universit di Roma Tor Vergata
Sezione di Roma Tor Vergata
Universiteit Antwerpen
International Centre for Theoretical Sciences
National Astronomical Observatory of Japan
Advanced Technology Center
Theoretisch-Physikalisches Institut
Friedrich-Schiller-Universit t Jena
INFN Sezione di Torino
Universit t Hamburg
Sezione di Genova
Dipartimento di Fisica
Universit Degli Studi di Genova
CNRS
Université de Savoie
Cardiff University
Australian National University
LIGO - Massachusetts Institute of Technology
Maastricht University
Nikhef
Sezione di Roma
Universit di Roma 'La Sapienza'
Aix Marseille Univ
Institut Fresnel
Université Paris-Saclay
Department of Physics
The University of Tokyo
University of Tokyo
University of California Riverside
Gran Sasso Science Institute
Laboratori Nazionali del Gran Sasso
University of Florida
Embry-Riddle Aeronautical University, Prescott
Dipartimento di Scienze Matematiche
Università di Udine
Sezione di Trieste

Research output: Contribution to journal › Article › peer-review

Original language	English
Article number	221
Journal	Astrophysical Journal
Volume	1005
Issue number	2
DOIs	https://doi.org/10.3847/1538-4357/ae77fc
State	Published - Jul 10 2026
Externally published	Yes

ASJC Scopus Subject Areas

Astronomy and Astrophysics
Space and Planetary Science

Keywords

Binary stars (154)
Gravitational wave astronomy (675)
Neutron stars (1108)
Pulsars (1306)

Access to Document

10.3847/1538-4357/ae77fc

Cite this

@article{80dc2b83ff8a41f196594ccaf238a54d,

title = "Narrowband Searches for Continuous Gravitational Waves from known Pulsars in the First Two Parts of the Fourth LIGO{\textendash}Virgo{\textendash}KAGRA Observing Run",

keywords = "Binary stars (154), Gravitational wave astronomy (675), Neutron stars (1108), Pulsars (1306)",

author = "\{The LIGO Scientific Collaboration, the Virgo Collaboration, and the KAGRA Collaboration\} and Abac, \{A. G.\} and I. Abouelfettouh and F. Acernese and K. Ackley and A. Adam and C. Adamcewicz and S. Adhicary and D. Adhikari and N. Adhikari and Adhikari, \{R. X.\} and Adkins, \{V. K.\} and S. Afroz and A. Agapito and D. Agarwal and M. Agathos and N. Aggarwal and S. Aggarwal and Aguiar, \{O. D.\} and Ahrend, \{I. L.\} and L. Aiello and A. Ain and P. Ajith and T. Akutsu and S. Albanesi and L. Albers and W. Ali and S. Al-Kershi and C. All{\'e}n{\'e} and A. Allocca and S. Al-Shammari and Altin, \{P. A.\} and S. Alvarez-Lopez and W. Amar and O. Amarasinghe and A. Amato and F. Amicucci and C. Amra and C. Anand and A. Ananyeva and Anderson, \{S. B.\} and Anderson, \{W. G.\} and M. Andia and M. Ando and M. Andr{\'e}s-Carcasona and Andrey, \{J. L.\} and T. Andri{\'c} and J. Anglin and J. Anna and S. Ansoldi and M. Zanolin",

note = "Publisher Copyright: {\textcopyright} 2026. The Author(s). Published by the American Astronomical Society. Original content from this work may be used under the terms of the Creative Commons Attribution 4.0 licence. Any further distribution of this work must maintain attribution to the author(s) and the title of the work, journal citation and DOI.",

year = "2026",

month = jul,

day = "10",

doi = "10.3847/1538-4357/ae77fc",

language = "English",

volume = "1005",

journal = "Astrophysical Journal",

issn = "0004-637X",

publisher = "Institute of Physics Publishing, Inc.",

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T1 - Narrowband Searches for Continuous Gravitational Waves from known Pulsars in the First Two Parts of the Fourth LIGO–Virgo–KAGRA Observing Run

AU - The LIGO Scientific Collaboration, the Virgo Collaboration, and the KAGRA Collaboration

AU - Abac, A. G.

AU - Abouelfettouh, I.

AU - Acernese, F.

AU - Ackley, K.

AU - Adam, A.

AU - Adamcewicz, C.

AU - Adhicary, S.

AU - Adhikari, D.

AU - Adhikari, N.

AU - Adhikari, R. X.

AU - Adkins, V. K.

AU - Afroz, S.

AU - Agapito, A.

AU - Agarwal, D.

AU - Agathos, M.

AU - Aggarwal, N.

AU - Aggarwal, S.

AU - Aguiar, O. D.

AU - Ahrend, I. L.

AU - Aiello, L.

AU - Ain, A.

AU - Ajith, P.

AU - Akutsu, T.

AU - Albanesi, S.

AU - Albers, L.

AU - Ali, W.

AU - Al-Kershi, S.

AU - Alléné, C.

AU - Allocca, A.

AU - Al-Shammari, S.

AU - Altin, P. A.

AU - Alvarez-Lopez, S.

AU - Amar, W.

AU - Amarasinghe, O.

AU - Amato, A.

AU - Amicucci, F.

AU - Amra, C.

AU - Anand, C.

AU - Ananyeva, A.

AU - Anderson, S. B.

AU - Anderson, W. G.

AU - Andia, M.

AU - Ando, M.

AU - Andrés-Carcasona, M.

AU - Andrey, J. L.

AU - Andrić, T.

AU - Anglin, J.

AU - Anna, J.

AU - Ansoldi, S.

AU - Zanolin, M.

N1 - Publisher Copyright: © 2026. The Author(s). Published by the American Astronomical Society. Original content from this work may be used under the terms of the Creative Commons Attribution 4.0 licence. Any further distribution of this work must maintain attribution to the author(s) and the title of the work, journal citation and DOI.

PY - 2026/7/10

Y1 - 2026/7/10

KW - Binary stars (154)

KW - Gravitational wave astronomy (675)

KW - Neutron stars (1108)

KW - Pulsars (1306)

UR - https://www.scopus.com/pages/publications/105044444016

UR - https://www.scopus.com/pages/publications/105044444016#tab=citedBy

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DO - 10.3847/1538-4357/ae77fc

M3 - Article

AN - SCOPUS:105044444016

SN - 0004-637X

VL - 1005

JO - Astrophysical Journal

JF - Astrophysical Journal

IS - 2

M1 - 221

ER -

Narrowband Searches for Continuous Gravitational Waves from known Pulsars in the First Two Parts of the Fourth LIGO–Virgo–KAGRA Observing Run

ASJC Scopus Subject Areas

Keywords

Access to Document

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