output
20062026
most citedGW170817: Observation of Gravitational Waves from a Binary Neutron Star Inspiral

9.8k citations

Showing 2020 · astro-ph.COShow all

30 papers · 2 filters

astro-ph.CO2020★ 27 cited

Yet another test of Radial Acceleration Relation for galaxy clusters

S. Pradyumna, Sajal Gupta, Sowmya Seeram +1

We carry out a test of the radial acceleration relation (RAR) for galaxy clusters from two different catalogs compiled in literature, as an independent cross-check of two recent an…

astro-ph.CO2020★ 82 cited

Dark Energy Survey Year 3 Results: Clustering Redshifts -- Calibration of the Weak Lensing Source Redshift Distributions with redMaGiC and BOSS/eBOSS

M. Gatti, G. Giannini, G. M. Bernstein +94

We present the calibration of the Dark Energy Survey Year 3 (DES Y3) weak lensing source galaxy redshift distributions from clustering measurements. In particular, we cross-…

astro-ph.CO2020★ 42 cited

The Dark Energy Survey Supernova Program: Modelling selection efficiency and observed core collapse supernova contamination

M. Vincenzi, M. Sullivan, O. Graur +79

The analysis of current and future cosmological surveys of type Ia supernovae (SNe Ia) at high-redshift depends on the accurate photometric classification of the SN events detected…

astro-ph.CO2020★ 55 cited

Dark Energy Survey Year 3 Results: Calibration of Lens Sample Redshift Distributions using Clustering Redshifts with BOSS/eBOSS

R. Cawthon, J. Elvin-Poole, A. Porredon +83

We present clustering redshift measurements for Dark Energy Survey (DES) lens sample galaxies to be used in weak gravitational lensing and galaxy clustering studies. To perform thi…

astro-ph.CO2020★ 70 cited

Dark Energy Survey Year 3 Results: Measuring the Survey Transfer Function with Balrog

S. Everett, B. Yanny, N. Kuropatkin +97

We describe an updated calibration and diagnostic framework, Balrog, used to directly sample the selection and photometric biases of the Dark Energy Survey's (DES) Year 3 (Y3) data…

astro-ph.CO2020★ 4 cited

Dark Energy Survey Year 3 Results: Deep Field Optical + Near-Infrared Images and Catalogue

W. G. Hartley, A. Choi, A. Amon +115

We describe the Dark Energy Survey (DES) Deep Fields, a set of images and associated multi-wavelength catalogue () built from Dark Energy Camera (DECam) and Visible and…

astro-ph.CO2020★ 83 cited

Assessing tension metrics with Dark Energy Survey and Planck data

P. Lemos, M. Raveri, A. Campos +103

Quantifying tensions -- inconsistencies amongst measurements of cosmological parameters by different experiments -- has emerged as a crucial part of modern cosmological data analys…

astro-ph.CO2020★ 99 cited

Dark Energy Survey Year 3 Results: Covariance Modelling and its Impact on Parameter Estimation and Quality of Fit

O. Friedrich, F. Andrade-Oliveira, H. Camacho +109

We describe and test the fiducial covariance matrix model for the combined 2-point function analysis of the Dark Energy Survey Year 3 (DES-Y3) dataset. Using a variety of new ansat…

astro-ph.CO2020★ 123 cited

DES Y3 results: Blending shear and redshift biases in image simulations

N. MacCrann, M. R. Becker, J. McCullough +93

As the statistical power of galaxy weak lensing reaches percent level precision, large, realistic and robust simulations are required to calibrate observational systematics, especi…

astro-ph.CO2020★ 176 cited

Dark Energy Survey Year 3 Results: Redshift Calibration of the Weak Lensing Source Galaxies

J. Myles, A. Alarcon, A. Amon +105

Determining the distribution of redshifts of galaxies observed by wide-field photometric experiments like the Dark Energy Survey is an essential component to mapping the matter den…

astro-ph.CO2020★ 76 cited

Dark Energy Survey Year 3 Results: Optimizing the Lens Sample in Combined Galaxy Clustering and Galaxy-Galaxy Lensing Analysis

A. Porredon, M. Crocce, P. Fosalba +77

We investigate potential gains in cosmological constraints from the combination of galaxy clustering and galaxy-galaxy lensing by optimizing the lens galaxy sample selection using…

astro-ph.CO2020★ 36 cited

Dark Energy Survey internal consistency tests of the joint cosmological probes analysis with posterior predictive distributions

C. Doux, E. Baxter, P. Lemos +85

Beyond-CDM physics or systematic errors may cause subsets of a cosmological data set to appear inconsistent when analyzed assuming CDM. We present an application of internal…

astro-ph.CO2020★ 183 cited

Dark Energy Survey Year 3 Results: Weak Lensing Shape Catalogue

M. Gatti, E. Sheldon, A. Amon +100

We present and characterise the galaxy shape catalogue from the first 3 years of Dark Energy Survey (DES) observations, over an effective area of ~4143 deg of the southern sky.…

astro-ph.CO2020★ 209 cited

Dark Energy Survey Year 3 Results: Photometric Data Set for Cosmology

I. Sevilla-Noarbe, K. Bechtol, M. Carrasco Kind +111

We describe the Dark Energy Survey (DES) photometric data set assembled from the first three years of science operations to support DES Year 3 cosmology analyses, and provide usage…

astro-ph.CO2020★ 107 cited

Dark Energy Survey Year 1 Results: Cosmological Constraints from Cluster Abundances, Weak Lensing, and Galaxy Correlations

C. To, E. Krause, E. Rozo +105

Combining multiple observational probes is a powerful technique to provide robust and precise constraints on cosmological parameters. In this letter, we present the first joint ana…

astro-ph.CO2020★ 111 cited

Cosmological Constraints from DES Y1 Cluster Abundances and SPT Multi-wavelength data

M. Costanzi, A. Saro, S. Bocquet +87

We perform a joint analysis of the counts of redMaPPer clusters selected from the Dark Energy Survey (DES) Y1 data and multi-wavelength follow-up data collected within the 2500 deg…

astro-ph.CO2020★ 32 cited

DES Y1 results: Splitting growth and geometry to test CDM

J. Muir, E. Baxter, V. Miranda +100

We analyze Dark Energy Survey (DES) data to constrain a cosmological model where a subset of parameters -- focusing on -- are split into versions associated with structure gr…

astro-ph.CO2020★ 39 cited

Perturbation theory for modeling galaxy bias: validation with simulations of the Dark Energy Survey

S. Pandey, E. Krause, B. Jain +52

We describe perturbation theory (PT) models of galaxy bias for applications to photometric galaxy surveys. We model the galaxy-galaxy and galaxy-matter correlation functions in con…

astro-ph.CO2020★ 83 cited

The Effect of Environment on Type Ia Supernovae in the Dark Energy Survey Three-Year Cosmological Sample

L. Kelsey, M. Sullivan, M. Smith +73

Analyses of type Ia supernovae (SNe Ia) have found puzzling correlations between their standardised luminosities and host galaxy properties: SNe Ia in high-mass, passive hosts appe…

astro-ph.CO2020★ 40 cited

Constraints on variation of fine structure constant from joint SPT-SZ and XMM-Newton observations

Kamal Bora, Shantanu Desai

We search for a variation of the electromagnetic fine structure constant () using a sample of 58 SZ selected clusters in the redshift range () detec…

astro-ph.CO2020★ 33 cited

The WaZP galaxy cluster sample of the Dark Energy Survey Year 1

M. Aguena, C. Benoist, L. N. da Costa +57

We present a new (2+1)D galaxy cluster finder based on photometric redshifts called Wavelet Z Photometric (WaZP) applied to DES first year (Y1A1) data. The results are compared to…

astro-ph.CO2020★ 331 cited

Milky Way Satellite Census. III. Constraints on Dark Matter Properties from Observations of Milky Way Satellite Galaxies

E. O. Nadler, A. Drlica-Wagner, K. Bechtol +65

We perform a comprehensive study of Milky Way (MW) satellite galaxies to constrain the fundamental properties of dark matter (DM). This analysis fully incorporates inhomogeneities…

astro-ph.CO2020★ 10 cited

Weak Lensing of Type Ia Supernovae from the Dark Energy Survey

E. Macaulay, D. Bacon, R. C. Nichol +69

We consider the effects of weak gravitational lensing on observations of 196 spectroscopically confirmed Type Ia Supernovae (SNe Ia) from years 1 to 3 of the Dark Energy Survey (DE…

astro-ph.CO2020★ 13 cited

Masses: Weak Lensing Calibration of the Dark Energy Survey Year 1 redMaPPer Clusters using Stellar Masses

M. E. S. Pereira, A. Palmese, T. N. Varga +78

We present the weak lensing mass calibration of the stellar mass based mass proxy for redMaPPer galaxy clusters in the Dark Energy Survey Year 1. For the first time we…