activity
20112025
most citedImproved constraints on the expansion rate of the Universe up to z~1.1 from the spectroscopic evolution of cosmic chronometers

1k citations · 2.9k across the 81 of their papers we have counts for

collaborators

81 papers

astro-ph.GA2025

J-PAS: A value-added catalogue of optical line intensities for nebular emission galaxies (JOLINES)

J. A. Fernández-Ontiveros, C. López-Sanjuan, A. Hernán-Caballero +38

We present the value-added catalogue JOLINES (J-PAS optical line intensities for nebular emission galaxies), which provides emission-line fluxes in galaxies at from the spectrophot…

astro-ph.IM2025★ 1 cited

The miniJPAS and J-NEP surveys: Machine learning for star-galaxy separation

Ana Paula Jeakel, Gabriel Vieira dos Santos, Valerio Marra +27

We present a supervised machine learning classification of sources from the Javalambre Physics of the Accelerating Universe Astrophysical Survey (J-PAS) Pathfinder datasets: miniJP…

astro-ph.GA2025

J-PLUS Reconstructing the Milky Way Disc's star formation history with twelve-filter photometry

J. A. Alzate-Trujillo, A. del Pino, C. López-Sanjuan +23

Wide-field, multi-filter photometric surveys enable the reconstruction of the Milky Way's star formation history (SFH) on Galactic scales and offer new insights into disc assembly.…

astro-ph.GA2025

J-HERTz: J-PLUS Heritage Exploration of Radio Targets at z 5

D. Fernández Gil, J. A. Fernández-Ontiveros, C. López-Sanjuan +17

We introduce J-HERTz (J-PLUS Heritage Exploration of Radio Targets at ), a new multi-wavelength catalog that combines optical narrow-band photometry from J-PLUS, infrared ob…

astro-ph.IM2025★ 1 cited

J-PLUS: Turning Off the Bright Stars

Sepideh Eskandarlou, Mohammad Akhlaghi, Johan H. Knapen +23

Photometric surveys require precise point spread function (PSF) characterization, as it varies across filters and is crucial for accurate photometry and low surface brightness (LSB…

astro-ph.GA2025★ 1 cited

J-PAS: Discovery of RaJav, a bright spatially extended Ly Nebula at z=2.25

P. T. Rahna, M. Akhlaghi, J. A. Fernández-Ontiveros +29

We report the discovery of a massive and potentially largest Ly Nebula, RaJav, at z=2.25, associated with a quasar pair: the bright SDSS~J162029.07+433451.1 (hereafter J1620+433…

astro-ph.SR2025

J-PLUS: Understanding outlier white dwarfs in the third data release via dimensionality reduction

C. López-Sanjuan, P. -E. Tremblay, A. del Pino +20

We present the white dwarf catalog derived from the third data release of the Javalambre Photometric Local Universe Survey (J-PLUS DR3), which covers 3284 deg2 using 12 optical fil…

astro-ph.GA2025★ 2 cited

Exploring the spatially-resolved capabilities of the J-PAS survey with Py2DJPAS

J. E. Rodríguez-Martín, L. A. Díaz-García, R. M. González Delgado +27

We present Py2DJPAS, a Python-based tool to automate the analysis of spatially resolved galaxies in the \textbf{miniJPAS} survey, a 1~deg precursor of the J-PAS survey, using t…

astro-ph.SR2025

J-VAR: the northern variable sky in 7 filters -- First Data Release

A. Ederoclite, H. Vázquez Ramió, A. Alvarez-Candal +37

Aims. The analysis of variability of astronomical sources is of extraordinary interest, as it allows the study of astrophysical phenomena in real time. This paper presents the Java…

astro-ph.CO2025★ 1 cited

The miniJPAS survey quasar selection V: combined algorithm

Ignasi Pérez-Ràfols, L. Raul Abramo, Ginés Martínez-Solaeche +27

Aims. Quasar catalogues from narrow-band photometric data are used in a variety of applications, including targeting for spectroscopic follow-up, measurements of supermassive black…

astro-ph.CO2025

J-PAS: Forecasting constraints on Neutrino Masses

Gabriel Rodrigues, Antonio J. Cuesta, Jailson Alcaniz +30

The large-scale structure survey J-PAS is taking data since October 2023. In this work, we present a forecast based on the Fisher matrix method to establish its sensitivity to the…

astro-ph.CO2025★ 2 cited

Unveiling the small-scale web around galaxies with miniJPAS and DESI

Daniela Galárraga-Espinosa, Guinevere Kauffmann, Silvia Bonoli +23

We present the first statistical observational study detecting filaments in the immediate surroundings of galaxies, i.e. the local web of galaxies. Simulations predict that cold ga…

astro-ph.CO2025

The J-PAS survey: The effect of photometric redshift errors on cosmic voids

J. A. Mansour, L. J. Liivamägi, A. Tamm +23

We investigated the impact of photometric redshift errors in the ongoing Javalambre Physics of the Accelerating Universe Astrophysical Survey (J-PAS) on void identification and pro…

astro-ph.GA2025★ 7 cited

J-PLUS: Spectroscopic validation of H emission line maps in spatially resolved galaxies

P. T. Rahna, M. Akhlaghi, C. López-Sanjuan +22

We present a dedicated automated pipeline to construct spatially resolved emission H+[NII] maps and to derive the spectral energy distributions (SEDs) in 12 optical filters (fiv…

astro-ph.CO2024

The J-PLUS collaboration. Additive versus multiplicative systematics in surveys of the large scale structure of the Universe

C. Hernández-Monteagudo, G. Aricò, J. Chaves-Montero +19

Observational and/or astrophysical systematics modulating the observed number of luminous tracers can constitute a major limitation in the cosmological exploitation of surveys of t…

astro-ph.CO2024★ 2 cited

J-PLUS: Tomographic analysis of galaxy angular density and redshift fluctuations in Data Release 3. Constraints on photo- errors, linear bias, and peculiar velocities

C. Hernández-Monteagudo, A. Balaguera-Antolínez, R. von Marttens +19

The {\it Javalambre Photometric Local Universe Survey} (J-PLUS) is a {\it spectro-photometric} survey covering about 3,000~deg in its third data release (DR3), and containing a…

astro-ph.GA2024

Andromeda's tenuous veil: A likely Milky Way nebula projected toward M31

A. Lumbreras-Calle, J. A. Fernández-Ontiveros, R. Infante-Sainz +10

A large, faint nebula was unexpectedly discovered near M31 using narrowband [O III] images. Its apparent size and the lack of a clear counterpart at other wavelengths make it uniqu…

astro-ph.SR2024★ 2 cited

J-PLUS: The fraction of calcium white dwarfs along the cooling sequence

C. López-Sanjuan, P. -E. Tremblay, M. W. O'Brien +24

We used the Javalambre Photometric Local Universe Survey (J-PLUS) DR2 photometry in twelve optical bands over 2176 deg2 to estimate the fraction of white dwarfs with presence of Ca…

astro-ph.GA2024★ 6 cited

J-PLUS: Bayesian object classification with a strum of BANNJOS

A. del Pino, C. López-Sanjuan, A. Hernán-Caballero +22

With its 12 optical filters, the Javalambre-Photometric Local Universe Survey (J-PLUS) provides an unprecedented multicolor view of the local Universe. The third data release (DR3)…

astro-ph.CO2023★ 1 cited

The miniJPAS survey: Optical detection of galaxy clusters with PZWav

L. Doubrawa, E. S. Cypriano, A. Finoguenov +21

Galaxy clusters are an essential tool to understand and constrain the cosmological parameters of our Universe. Thanks to its multi-band design, J-PAS offers a unique group and clus…

astro-ph.GA2023★ 2 cited

Supernova environments in J-PLUS. Normalized Cumulative Rank distributions and stellar population synthesis, combining narrow- and broad-band filters

Raul González-Díaz, Lluís Galbany, Tuomas Kangas +26

We study the local environmental properties of 418 supernovae (SNe) of all types using data from the Javalambre Photometric Local Universe Survey (J-PLUS), which includes 5 broad-…

astro-ph.GA2023★ 5 cited

The miniJPAS survey. Evolution of the luminosity and stellar mass functions of galaxies up to

L. A. Díaz-García, R. M. González Delgado, R. García-Benito +22

We aim at developing a robust methodology for constraining the luminosity and stellar mass functions (LMFs) of galaxies by solely using data from multi-filter surveys and testing t…

astro-ph.GA2023★ 4 cited

The miniJPAS survey: Maximising the photo-z accuracy from multi-survey datasets with probability conflation

A. Hernán-Caballero, M. Akhlaghi, C. López-Sanjuan +35

We present a new method for obtaining photometric redshifts (photo-z) for sources observed by multiple photometric surveys using a combination (conflation) of the redshift probabil…

astro-ph.CO2023★ 16 cited

The miniJPAS survey: clusters and galaxy groups detection with AMICO

M. Maturi, A. Finoguenov, P. A. A. Lopes +31

Samples of galaxy clusters allow us to better understand the physics at play in galaxy formation and to constrain cosmological models once their mass, position (for clustering stud…