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View article: Dark Energy Survey year 1 results: Cosmological constraints from galaxy clustering and weak lensing
Dark Energy Survey year 1 results: Cosmological constraints from galaxy clustering and weak lensing Open
Made available in DSpace on 2022-04-29T08:27:28Z (GMT). No. of bitstreams: 0\n Previous issue date: 2018-08-15
View article: Dark Energy Survey Year 1 Results: redshift distributions of the weak-lensing source galaxies
Dark Energy Survey Year 1 Results: redshift distributions of the weak-lensing source galaxies Open
We describe the derivation and validation of redshift distribution estimates and their uncertainties for the galaxies used as weak lensing sources in the Dark Energy Survey (DES) Year 1 cosmological analyses. The Bayesian Photometric Redsh…
View article: Dark Energy Survey Year 1 Results: Photometric Data Set for Cosmology
Dark Energy Survey Year 1 Results: Photometric Data Set for Cosmology Open
We describe the creation, content, and validation of the Dark Energy Survey (DES) internal year-one cosmology data set, Y1A1 GOLD, in support of upcoming cosmological analyses. The Y1A1 GOLD data set is assembled from multiple epochs of DE…
View article: Dark Energy Survey Year 1 Results: The Photometric Data Set for Cosmology
Dark Energy Survey Year 1 Results: The Photometric Data Set for Cosmology Open
We describe the creation, content, and validation of the Dark Energy Survey (DES) internal year-one cosmology data set, Y1A1 GOLD, in support of upcoming cosmological analyses. The Y1A1 GOLD data set is assembled from multiple epochs of DE…
View article: Extreme Variability Quasars from the Sloan Digital Sky Survey and the Dark Energy Survey
Extreme Variability Quasars from the Sloan Digital Sky Survey and the Dark Energy Survey Open
We perform a systematic search for long-term extreme variability quasars (EVQs) in the overlapping Sloan Digital Sky Survey and 3 Year Dark Energy Survey imaging, which provide light curves spanning more than 15 years. We identified ∼1000 …
View article: UV-luminous, star-forming hosts of z ∼ 2 reddened quasars in the Dark Energy Survey
UV-luminous, star-forming hosts of z ∼ 2 reddened quasars in the Dark Energy Survey Open
We present the first rest-frame UV population study of 17 heavily reddened, high-luminosity [E(B − V)QSO ≳ 0.5; Lbol > 1046 erg s−1] broad-line quasars at 1.5 < z < 2.7. We combine the first year of deep, optical, ground-based observations…
View article: The Electromagnetic Counterpart of the Binary Neutron Star Merger LIGO/Virgo GW170817. II. UV, Optical, and Near-infrared Light Curves and Comparison to Kilonova Models
The Electromagnetic Counterpart of the Binary Neutron Star Merger LIGO/Virgo GW170817. II. UV, Optical, and Near-infrared Light Curves and Comparison to Kilonova Models Open
We present the Dark Energy Camera (DECam) discovery of the optical counterpart of the first binary neutron star merger detected through gravitational-wave emission, GW170817. Our observations commenced 10.5 hr post-merger, as soon as the l…
View article: Evolution of Galaxy Luminosity and Stellar-Mass Functions since $z=1$ with the Dark Energy Survey Science Verification Data
Evolution of Galaxy Luminosity and Stellar-Mass Functions since $z=1$ with the Dark Energy Survey Science Verification Data Open
We present the first study of the evolution of the galaxy luminosity and stellar-mass functions (GLF and GSMF) carried out by the Dark Energy Survey (DES). We describe the COMMODORE galaxy catalogue selected from Science Verification image…
View article: Evolution of Galaxy Luminosity and Stellar-Mass Functions since $z=1$ with the Dark Energy Survey Science Verification Data
Evolution of Galaxy Luminosity and Stellar-Mass Functions since $z=1$ with the Dark Energy Survey Science Verification Data Open
We present the first study of the evolution of the galaxy luminosity and stellar-mass functions (GLF and GSMF) carried out by the Dark Energy Survey (DES). We describe the COMMODORE galaxy catalogue selected from Science Verification image…
View article: Dark Energy Survey Year 1 Results: Multi-Probe Methodology and Simulated Likelihood Analyses
Dark Energy Survey Year 1 Results: Multi-Probe Methodology and Simulated Likelihood Analyses Open
We present the methodology for and detail the implementation of the Dark Energy Survey (DES) 3x2pt DES Year 1 (Y1) analysis, which combines configuration-space two-point statistics from three different cosmological probes: cosmic shear, ga…
View article: Dark Energy Survey Year 1 Results: Multi-Probe Methodology and Simulated Likelihood Analyses
Dark Energy Survey Year 1 Results: Multi-Probe Methodology and Simulated Likelihood Analyses Open
We present the methodology for and detail the implementation of the Dark Energy Survey (DES) 3x2pt DES Year 1 (Y1) analysis, which combines configuration-space two-point statistics from three different cosmological probes: cosmic shear, ga…
View article: Photometric redshifts and clustering of emission line galaxies selected jointly by DES and eBOSS
Photometric redshifts and clustering of emission line galaxies selected jointly by DES and eBOSS Open
We present the results of the first test plates of the extended Baryon\nOscillation Spectroscopic Survey. This paper focuses on the emission line\ngalaxies (ELG) population targetted from the Dark Energy Survey (DES)\nphotometry. We analys…
View article: Galaxy Populations in Massive Galaxy Clusters to $z$ = 1.1: Color Distribution, Concentration, Halo Occupation Number and Red Sequence Fraction
Galaxy Populations in Massive Galaxy Clusters to $z$ = 1.1: Color Distribution, Concentration, Halo Occupation Number and Red Sequence Fraction Open
We study the galaxy populations in 74 Sunyaev–Zeldovich effect selected clusters from the South Pole Telescope survey, which have been imaged in the science verification phase of the Dark Energy Survey. The sample extends up to z ∼ 1.1 wit…
View article: MAPPING AND SIMULATING SYSTEMATICS DUE TO SPATIALLY VARYING OBSERVING CONDITIONS IN DES SCIENCE VERIFICATION DATA
MAPPING AND SIMULATING SYSTEMATICS DUE TO SPATIALLY VARYING OBSERVING CONDITIONS IN DES SCIENCE VERIFICATION DATA Open
Spatially varying depth and the characteristics of observing conditions, such as seeing, airmass, or sky background, are major sources of systematic uncertainties in modern galaxy survey analyses, particularly in deep multi-epoch surveys. …
View article: The<i>XMM</i>Cluster Survey: the halo occupation number of BOSS galaxies in X-ray clusters
The<i>XMM</i>Cluster Survey: the halo occupation number of BOSS galaxies in X-ray clusters Open
We present a direct measurement of the mean halo occupation distribution (HOD) of galaxies taken from the eleventh data release (DR11) of the Sloan Digital Sky Survey-III Baryon Oscillation Spectroscopic Survey (BOSS). The HOD of BOSS low-…
View article: Redshift distributions of galaxies in the Dark Energy Survey Science Verification shear catalogue and implications for weak lensing
Redshift distributions of galaxies in the Dark Energy Survey Science Verification shear catalogue and implications for weak lensing Open
We present photometric redshift estimates for galaxies used in the weak lensing analysis of the Dark Energy Survey Science Verification (DES SV) data. Four model- or machine learning-based photometric redshift methods { annz2, bpz calibrat…
View article: Comparing Dark Energy Survey and<i>HST</i>–CLASH observations of the galaxy cluster RXC J2248.7−4431: implications for stellar mass versus dark matter
Comparing Dark Energy Survey and<i>HST</i>–CLASH observations of the galaxy cluster RXC J2248.7−4431: implications for stellar mass versus dark matter Open
We derive the stellar mass fraction in the galaxy cluster RXC J2248.7–4431 observed with the Dark Energy Survey (DES) during the Science Verification period. We compare the stellar mass results from DES (five filters) with those from the H…
View article: OBSERVATION AND CONFIRMATION OF SIX STRONG-LENSING SYSTEMS IN THE DARK ENERGY SURVEY SCIENCE VERIFICATION DATA*
OBSERVATION AND CONFIRMATION OF SIX STRONG-LENSING SYSTEMS IN THE DARK ENERGY SURVEY SCIENCE VERIFICATION DATA* Open
We report the observation and confirmation of the first group- and cluster-scale strong gravitational lensing systems found in Dark Energy Survey data. Through visual inspection of data from the Science Verification season, we identified 5…
View article: The dark energy survey and operations: years 1 to 3
The dark energy survey and operations: years 1 to 3 Open
The Dark Energy Survey (DES) is an operating optical survey aimed at understanding the accelerating expansion of the universe using four complementary methods: weak gravitational lensing, galaxy cluster counts, baryon acoustic oscillations…
View article: Cosmology from cosmic shear with Dark Energy Survey Science Verification data
Cosmology from cosmic shear with Dark Energy Survey Science Verification data Open
We present the first constraints on cosmology from the Dark Energy Survey (DES), using weak lensing measurements from the preliminary Science Verification (SV) data. We use 139 square degrees of SV data, which is less than 3% of the full D…
View article: Cosmic shear measurements with Dark Energy Survey Science Verification data
Cosmic shear measurements with Dark Energy Survey Science Verification data Open
We present measurements of weak gravitational lensing cosmic shear two-point\nstatistics using Dark Energy Survey Science Verification data. We demonstrate\nthat our results are robust to the choice of shear measurement pipeline, either\nn…
View article: SDSS-IV eBOSS emission-line galaxy pilot survey
SDSS-IV eBOSS emission-line galaxy pilot survey Open
Artículo escrito por un elevado número de autores, solo se referencian el que aparece en primer lugar, el nombre del grupo de colaboración, si le hubiere, y los autores pertenecientes a la UAM
View article: redMaGiC: selecting luminous red galaxies from the DES Science Verification data
redMaGiC: selecting luminous red galaxies from the DES Science Verification data Open
We introduce redMaGiC, an automated algorithm for selecting luminous red galaxies (LRGs). The algorithm was specifically developed to minimize photometric redshift uncertainties in photometric large-scale structure studies. redMaGiC achiev…
View article: ASSESSMENT OF SYSTEMATIC CHROMATIC ERRORS THAT IMPACT SUB-1% PHOTOMETRIC PRECISION IN LARGE-AREA SKY SURVEYS
ASSESSMENT OF SYSTEMATIC CHROMATIC ERRORS THAT IMPACT SUB-1% PHOTOMETRIC PRECISION IN LARGE-AREA SKY SURVEYS Open
Meeting the science goals for many current and future ground-based optical large-area sky surveys requires that the calibrated broadband photometry is both stable in time and uniform over the sky to 1% precision or better. Past and current…
View article: A DARK ENERGY CAMERA SEARCH FOR MISSING SUPERGIANTS IN THE LMC AFTER THE ADVANCED LIGO GRAVITATIONAL-WAVE EVENT GW150914
A DARK ENERGY CAMERA SEARCH FOR MISSING SUPERGIANTS IN THE LMC AFTER THE ADVANCED LIGO GRAVITATIONAL-WAVE EVENT GW150914 Open
The collapse of a stellar core is expected to produce gravitational waves (GWs), neutrinos, and in most cases a luminous supernova. Sometimes, however, the optical event could be significantly less luminous than a supernova and a direct co…
View article: The DES Science Verification weak lensing shear catalogues
The DES Science Verification weak lensing shear catalogues Open
We present weak lensing shear catalogs for 139 square degrees of data taken during the Science Verification (SV) time for the new Dark Energy Camera (DECam) being used for the Dark Energy Survey (DES). We describe our object selection, poi…
View article: THE REDMAPPER GALAXY CLUSTER CATALOG FROM DES SCIENCE VERIFICATION DATA
THE REDMAPPER GALAXY CLUSTER CATALOG FROM DES SCIENCE VERIFICATION DATA Open
We describe updates to the redMaPPer algorithm, a photometric red-sequence cluster finder specifically designed for large photometric surveys. The updated algorithm is applied to of Science Verification (SV) data from the Dark Energy Surve…
View article: Galaxy bias from the Dark Energy Survey Science Verification data: combining galaxy density maps and weak lensing maps
Galaxy bias from the Dark Energy Survey Science Verification data: combining galaxy density maps and weak lensing maps Open
We measure the redshift evolution of galaxy bias from a magnitude-limited galaxy sample by combining the galaxy density maps and weak lensing shear maps for a $\\sim$116 deg$^{2}$ area of the Dark Energy Survey (DES) Science Verification d…
View article: Cross-correlation of gravitational lensing from DES Science Verification data with SPT and<i>Planck</i>lensing
Cross-correlation of gravitational lensing from DES Science Verification data with SPT and<i>Planck</i>lensing Open
Made available in DSpace on 2018-11-26T16:33:05Z (GMT). No. of bitstreams: 0\n Previous issue date: 2016-06-11