activity
20122026
most citedThe LOFAR Two-metre Sky Survey - II. First data release

586 citations · 1.9k across the 30 of their papers we have counts for

collaborators

30 papers

astro-ph.GA2026

Measurements of the HI intensity mapping power spectrum at low redshifts with MIGHTEE data: comparison with detected HI galaxies

Junaid Townsend, Mario G. Santos, Suman Chatterjee +6

Line intensity mapping provides a statistical approach to tracing the large-scale distribution of matter in the Universe. We apply the HI intensity mapping technique to interferome…

astro-ph.GA2026★ 17 cited

The LOFAR Two-metre Sky Survey: VII. Third Data Release

T. W. Shimwell, M. J. Hardcastle, C. Tasse +99

We present the third data release of the LOFAR Two-metre Sky Survey (LoTSS-DR3). The survey images cover 88% of the northern sky and were created from 12,950 hrs of data (18.6 PB)…

astro-ph.IM2025

Identifying Transient Hosts in LSST's Deep Drilling Fields with Galaxy Catalogues

Josh G. Weston, David R. Young, Stephen J. Smartt +3

The upcoming Vera C. Rubin Observatory Legacy Survey of Space and Time (LSST) will enable astronomers to discover rare and distant astrophysical transients. Host-galaxy association…

astro-ph.GA2025★ 2 cited

Exploring the quasar disc-wind-jet connection with LoTSS and SDSS

Charlotte L. Jackson, James H. Matthews, Imogen H. Whittam +4

We investigate the relationship between disc winds, radio jets, accretion rates and black hole masses of a sample of 100k quasars at z 2. Combining spectra from the…

astro-ph.CO2025

The Clustering of Active Galactic Nuclei and Star Forming Galaxies in the LoTSS DeepFields

C. L. Hale, P. N. Best, K. J. Duncan +7

Using deep observations across three of the LOFAR Two-metre Sky Survey Deep Fields, this work measures the angular clustering of star forming galaxies (SFGs) and low-excitation rad…

astro-ph.GA2025★ 1 cited

Renzo's rule revisited: A statistical study of galaxies' baryon - dark matter coupling

Enoch Ko, Tariq Yasin, Harry Desmond +2

We present a systematic statistical analysis of an informal astrophysical phenomenon known as Renzo's rule (or Sancisi's law), which states that "for any feature in a galaxy's lumi…

astro-ph.GA2025★ 5 cited

MIGHTEE: exploring the relationship between spectral index, redshift and radio luminosity

Siddhant Pinjarkar, Martin J. Hardcastle, Dharam V. Lal +9

It has been known for many years that there is an apparent trend for the spectral index (α) of radio sources to steepen with redshift z, which has led to attempts to select high-re…

astro-ph.GA2024★ 1 cited

Radio Galaxies in SIMBA: A MIGHTEE Comparison

Nicole L. Thomas, Imogen H. Whittam, Catherine L. Hale +4

We present a qualitative comparison between the host and black hole properties of radio galaxies in the MeerKAT GigaHertz Tiered Extragalactic Exploration~(MIGHTEE) survey with the…

astro-ph.GA2024

A spatially-resolved spectral analysis of giant radio galaxies with MeerKAT

K. K. L. Charlton, J. Delhaize, K. Thorat +13

In this study we report spatially resolved, wideband spectral properties of three giant radio galaxies (GRGs) in the COSMOS field: MGTC J095959.63+024608.6 , MGTC J100016.84+015133…

astro-ph.GA2024

MIGHTEE: The Continuum Survey Data Release 1

C. L. Hale, I. Heywood, M. J. Jarvis +9

The MeerKAT International GHz Tiered Extragalactic Exploration Survey (MIGHTEE) is one of the large survey projects using the MeerKAT telescope, covering four fields that have a we…

astro-ph.GA2024★ 18 cited

MIGHTEE-HI: deep spectral line observations of the COSMOS field

I. Heywood, A. A. Ponomareva, N. Maddox +16

The MIGHTEE survey utilises the South African MeerKAT radio telescope to observe four extragalactic deep fields, with the aim of advancing our understanding of the formation and ev…

astro-ph.GA2024

Deep extragalactic HI survey of the COSMOS field with FAST

Hengxing Pan, Matt J. Jarvis, Ming Zhu +9

We present a deep HI survey at L-band conducted with the Five-hundred-meter Aperture Spherical radio Telescope (FAST) over the COSMOS field. This survey is strategically designed t…

astro-ph.GA2024

The VLBA CANDELS GOODS-North Survey. I -- Survey Design, Processing, Data Products, and Source Counts

Roger P. Deane, Jack F. Radcliffe, Ann Njeri +9

The past decade has seen significant advances in wide-field cm-wave very long baseline interferometry (VLBI), which is timely given the wide-area, synoptic survey-driven strategy o…

astro-ph.GA2023★ 3 cited

Extragalactic Magnetism with SOFIA (SALSA Legacy Program). VII. A Tomographic View of Far-infrared and Radio Polarimetric Observations through MHD Simulations of Galaxies

Sergio Martin-Alvarez, Enrique Lopez-Rodriguez, Tara Dacunha +17

The structure of magnetic fields in galaxies remains poorly constrained, despite the importance of magnetism in the evolution of galaxies. Radio synchrotron and far-infrared (FIR)…

astro-ph.GA2023

MIGHTEE: multi-wavelength counterparts in the COSMOS field

I. H. Whittam, M. Prescott, C. L. Hale +26

In this paper we combine the Early Science radio continuum data from the MeerKAT International GHz Tiered Extragalactic Exploration (MIGHTEE) Survey, with optical and near-infrared…

astro-ph.CO2023

Cosmology from LOFAR Two-metre Sky Survey Data Release 2: Angular Clustering of Radio Sources

C. L. Hale, D. J. Schwarz, P. N. Best +17

Covering 5600 deg to rms sensitivities of 70100 Jy beam, the LOFAR Two-metre Sky Survey Data Release 2 (LoTSS-DR2) provides the largest low-frequency (…

astro-ph.CO2023★ 11 cited

Cosmology from LOFAR Two-metre Sky Survey Data Release 2: Cross-correlation with the cosmic microwave background

S. J. Nakoneczny, D. Alonso, M. Bilicki +9

We combine the LOw-Frequency ARray (LOFAR) Two-metre Sky Survey (LoTSS) second data release (DR2) catalogue with gravitational lensing maps from the Cosmic Microwave Background (CM…

astro-ph.GA2020★ 20 cited

Augmenting machine learning photometric redshifts with Gaussian mixture models

P. W. Hatfield, I. A. Almosallam, M. J. Jarvis +5

Wide-area imaging surveys are one of the key ways of advancing our understanding of cosmology, galaxy formation physics, and the large-scale structure of the Universe in the coming…

astro-ph.GA2018★ 80 cited

The LOFAR Two-metre Sky Survey IV. First Data Release: Photometric redshifts and rest-frame magnitudes

Kenneth J Duncan, J. Sabater, H. J. A. Röttgering +24

The LOFAR Two-metre Sky Survey (LoTSS) is a sensitive, high-resolution 120-168 MHz survey of the Northern sky. The LoTSS First Data Release (DR1) presents 424 square degrees of rad…

astro-ph.GA2018★ 586 cited

The LOFAR Two-metre Sky Survey - II. First data release

T. W. Shimwell, C. Tasse, M. J. Hardcastle +104

The LOFAR Two-metre Sky Survey (LoTSS) is an ongoing sensitive, high-resolution 120-168MHz survey of the entire northern sky for which observations are now 20% complete. We present…

astro-ph.GA2017★ 158 cited

The LOFAR window on star-forming galaxies and AGN - curved radio SEDs and IR-radio correlation at

G. Calistro-Rivera, W. L. Williams, M. J. Hardcastle +20

We present a study of the low-frequency radio properties of star forming (SF) galaxies and active galactic nuclei (AGN) up to redshift . The new spectral window probed by th…

astro-ph.GA2016★ 97 cited

The Lockman Hole project: LOFAR observations and spectral index properties of low-frequency radio sources

E. K. Mahony, R. Morganti, I. Prandoni +21

The Lockman Hole is a well-studied extragalactic field with extensive multi-band ancillary data covering a wide range in frequency, essential for characterising the physical and ev…

astro-ph.CO2016★ 250 cited

LOFAR 150-MHz observations of the Boötes field: Catalogue and Source Counts

W. L. Williams, R. J. van Weeren, H. J. A. Röttgering +32

We present the first wide area (19 deg), deep ( μJy beam), high resolution ( arcsec) LOFAR High Band Antenna image of the Boötes field ma…

astro-ph.IM2016★ 282 cited

LOFAR facet calibration

R. J. van Weeren, W. L. Williams, M. J. Hardcastle +39

LOFAR, the Low-Frequency Array, is a powerful new radio telescope operating between 10 and 240 MHz. LOFAR allows detailed sensitive high-resolution studies of the low-frequency rad…