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20002021
most citedImproved cosmological constraints from a joint analysis of the SDSS-II and SNLS supernova samples

1.9k citations · 19.1k across the 159 of their papers we have counts for

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Showing astro-ph.GAShow all

28 papers · 1 filter

astro-ph.GA2020★ 37 cited

A Spitzer survey of Deep Drilling Fields to be targeted by the Vera C. Rubin Observatory Legacy Survey of Space and Time

M. Lacy, J. A. Surace, D. Farrah +60

The Vera C. Rubin Observatory Legacy Survey of Space and Time (LSST) will observe several Deep Drilling Fields (DDFs) to a greater depth and with a more rapid cadence than the main…

astro-ph.GA2020★ 38 cited

Discovery of a Candidate Binary Supermassive Black Hole in a Periodic Quasar from Circumbinary Accretion Variability

Wei-Ting Liao, Yu-Ching Chen, Xin Liu +68

Binary supermassive black holes (BSBHs) are expected to be a generic byproduct from hierarchical galaxy formation. The final coalescence of BSBHs is thought to be the loudest gravi…

astro-ph.GA2019★ 107 cited

Three new VHS-DES Quasars at 6.7 < z < 6.9 and Emission Line Properties at z > 6.5

S. L. Reed, M. Banerji, G. D. Becker +58

We report the results from a search for z > 6.5 quasars using the Dark Energy Survey (DES) Year 3 dataset combined with the VISTA Hemisphere Survey (VHS) and WISE All-Sky Survey. O…

astro-ph.GA2018★ 59 cited

Chemical Abundance Analysis of Tucana III, the Second -process Enhanced Ultra-Faint Dwarf Galaxy

J. L. Marshall, T. Hansen, J. D. Simon +56

We present a chemical abundance analysis of four additional confirmed member stars of Tucana III, a Milky Way satellite galaxy candidate in the process of being tidally disrupted a…

astro-ph.GA2018★ 64 cited

Quasar Accretion Disk Sizes from Continuum Reverberation Mapping in the DES Standard Star Fields

Zhefu Yu, Paul Martini, T. M. Davis +72

Measurements of the physical properties of accretion disks in active galactic nuclei are important for better understanding the growth and evolution of supermassive black holes. We…

astro-ph.GA2018★ 38 cited

The morphology and structure of stellar populations in the Fornax dwarf spheroidal galaxy from Dark Energy Survey Data

Mei-Yu Wang, T. de Boer, A. Pieres +55

Using deep wide-field photometry three-year data (Y3) from the Dark Energy Survey (DES), we present a panoramic study of the Fornax dwarf spheroidal galaxy. The data presented here…

astro-ph.GA2018★ 33 cited

A catalogue of structural and morphological measurements for DES Y1

F. Tarsitano, W. G. Hartley, A. Amara +60

We present a structural and morphological catalogue for 45 million objects selected from the first year of data from the Dark Energy Survey (DES). Single Sersic fits and non-parame…

astro-ph.GA2018★ 92 cited

Transfer learning for galaxy morphology from one survey to another

H. Domínguez Sánchez, M. Huertas-Company, M. Bernardi +56

Deep Learning (DL) algorithms for morphological classification of galaxies have proven very successful, mimicking (or even improving) visual classifications. However, these algorit…

astro-ph.GA2018★ 29 cited

The STRong lensing Insights into the Dark Energy Survey (STRIDES) 2016 follow-up campaign. II. New quasar lenses from double component fitting

T. Anguita, P. L. Schechter, N. Kuropatkin +56

We report upon the follow up of 34 candidate lensed quasars found in the Dark Energy Survey using NTT-EFOSC, Magellan-IMACS, KECK-ESI and SOAR-SAMI. These candidates were selected…

astro-ph.GA2018★ 68 cited

Modelling the Tucana III stream - a close passage with the LMC

D. Erkal, T. S. Li, S. E. Koposov +67

We present results of the first dynamical stream fits to the recently discovered Tucana III stream. These fits assume a fixed Milky Way potential and give proper motion predictions…

astro-ph.GA2018★ 76 cited

The First Tidally Disrupted Ultra-Faint Dwarf Galaxy? - Spectroscopic Analysis of the Tucana III Stream

T. S. Li, J. D. Simon, K. Kuehn +68

We present a spectroscopic study of the tidal tails and core of the Milky Way satellite Tucana III, collectively referred to as the Tucana III stream, using the 2dF+AAOmega spectro…

astro-ph.GA2018★ 284 cited

Stellar Streams Discovered in the Dark Energy Survey

N. Shipp, A. Drlica-Wagner, E. Balbinot +80

We perform a search for stellar streams around the Milky Way using the first three years of multi-band optical imaging data from the Dark Energy Survey (DES). We use DES data cover…

astro-ph.GA2018★ 14 cited

UV-Luminous, Star-Forming Hosts of z~2 Reddened Quasars in the Dark Energy Survey

C. F. Wethers, M. Banerji, P. C. Hewett +55

We present the first rest-frame UV population study of 17 heavily reddened, high-luminosity (E(B-V) 0.5; L 10ergs) broad-line quasar…

astro-ph.GA2017★ 92 cited

Quasar Accretion Disk Sizes From Continuum Reverberation Mapping From the Dark Energy Survey

D. Mudd, P. Martini, Y. Zu +69

We present accretion disk size measurements for 15 luminous quasars at derived from light curves from the Dark Energy Survey. We measure the disk sizes…

astro-ph.GA2017★ 26 cited

DES Science Portal: Computing Photometric Redshifts

Julia Gschwend, Aurelio Carnero Rosell, Ricardo Ogando +68

A significant challenge facing photometric surveys for cosmological purposes is the need to produce reliable redshift estimates. The estimation of photometric redshifts (photo-zs)…

astro-ph.GA2017

Extreme variability quasars from the Sloan Digital Sky Survey and the Dark Energy Survey

Nick Rumbaugh, Yue Shen, Eric Morganson +49

We perform a systematic search for long-term extreme variability quasars (EVQs) in the overlapping Sloan Digital Sky Survey (SDSS) and 3-Year Dark Energy Survey (DES) imaging, whic…

astro-ph.GA2017★ 28 cited

Models of the strongly lensed quasar DES J0408-5354

Adriano Agnello, Huan Lin, L. Buckley-Geer +82

We present gravitational lens models of the multiply imaged quasar DES J0408-5354, recently discovered in the Dark Energy Survey (DES) footprint, with the aim of interpreting its r…

astro-ph.GA2017★ 39 cited

Discovery of the Lensed Quasar System DES J0408-5354

H. Lin, E. Buckley-Geer, A. Agnello +78

We report the discovery and spectroscopic confirmation of the quad-like lensed quasar system DES J0408-5354 found in the Dark Energy Survey (DES) Year 1 (Y1) data. This system was…

astro-ph.GA2016★ 160 cited

Farthest Neighbor: The Distant Milky Way Satellite Eridanus II

T. S. Li, J. D. Simon, A. Drlica-Wagner +56

We present Magellan/IMACS spectroscopy of the recently-discovered Milky Way satellite Eridanus II (Eri II). We identify 28 member stars in Eri II, from which we measure a systemic…

astro-ph.GA2016★ 115 cited

Nearest Neighbor: The Low-Mass Milky Way Satellite Tucana III

J. D. Simon, T. S. Li, A. Drlica-Wagner +56

We present Magellan/IMACS spectroscopy of the recently discovered Milky Way satellite Tucana III (Tuc III). We identify 26 member stars in Tuc III, from which we measure a mean rad…

astro-ph.GA2016★ 2 cited

The Dark Energy Survey view of the Sagittarius stream: discovery of two faint stellar system candidates

E. Luque, A. Pieres, B. Santiago +63

We report the discovery of two new candidate stellar systems in the constellation of Cetus using the data from the first two years of the Dark Energy Survey (DES). The objects, DES…

astro-ph.GA2016★ 56 cited

Galaxy Populations in Massive Galaxy Clusters to z=1.1: Color Distribution, Concentration, Halo Occupation Number and Red Sequence Fraction

C. Hennig, J. J. Mohr, A. Zenteno +70

We study the galaxy populations in 74 Sunyaev Zeldovich Effect (SZE) selected clusters from the South Pole Telescope (SPT) survey that have been imaged in the science verification…

astro-ph.GA2016★ 19 cited

Comparing Dark Energy Survey and HST-CLASH observations of the galaxy cluster RXC J2248.7-4431: implications for stellar mass versus dark matter

A. Palmese, O. Lahav, M. Banerji +65

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…

astro-ph.GA2015★ 47 cited

Discovery of two gravitationally lensed quasars in the Dark Energy Survey

Adriano Agnello, Tommaso Treu, Fernanda Ostrovski +77

We present spectroscopic confirmation of two new lensed quasars via data obtained at the 6.5m Magellan/Baade Telescope. The lens candidates have been selected from the Dark Energy…