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We describe the simulated sky survey underlying the second data challenge (DC2) carried out in preparation for analysis of the Vera C. Rubin Observatory Legacy Survey of Space and Time (LSST) by the LSST Dark Energy Science Collaboration…
Instrumentation and Methods for Astrophysics · Physics
2022-07-22
LSST Dark Energy Science Collaboration , Bela Abolfathi , David Alonso , Robert Armstrong , Éric Aubourg , Humna Awan , Yadu N. Babuji , Franz Erik Bauer , Rachel Bean , George Beckett , Rahul Biswas , Joanne R. Bogart , Dominique Boutigny , Kyle Chard , James Chiang , Chuck F. Claver , Johann Cohen-Tanugi , Céline Combet , Andrew J. Connolly , Scott F. Daniel , Seth W. Digel , Alex Drlica-Wagner , Richard Dubois , Emmanuel Gangler , Eric Gawiser , Thomas Glanzman , Phillipe Gris , Salman Habib , Andrew P. Hearin , Katrin Heitmann , Fabio Hernandez , Renée Hložek , Joseph Hollowed , Mustapha Ishak , Željko Ivezić , Mike Jarvis , Saurabh W. Jha , Steven M. Kahn , J. Bryce Kalmbach , Heather M. Kelly , Eve Kovacs , Danila Korytov , K. Simon Krughoff , Craig S. Lage , François Lanusse , Patricia Larsen , Laurent Le Guillou , Nan Li , Emily Phillips Longley , Robert H. Lupton , Rachel Mandelbaum , Yao-Yuan Mao , Phil Marshall , Joshua E. Meyers , Marc Moniez , Christopher B. Morrison , Andrei Nomerotski , Paul O'Connor , HyeYun Park , Ji Won Park , Julien Peloton , Daniel Perrefort , James Perry , Stéphane Plaszczynski , Adrian Pope , Andrew Rasmussen , Kevin Reil , Aaron J. Roodman , Eli S. Rykoff , F. Javier Sánchez , Samuel J. Schmidt , Daniel Scolnic , Christopher W. Stubbs , J. Anthony Tyson , Thomas D. Uram , Antonia Villarreal , Christopher W. Walter , Matthew P. Wiesner , W. Michael Wood-Vasey , Joe Zuntz
In preparation for cosmological analyses of the Vera C. Rubin Observatory Legacy Survey of Space and Time (LSST), the LSST Dark Energy Science Collaboration (LSST DESC) has created a 300 deg$^2$ simulated survey as part of an effort called…
Cosmology and Nongalactic Astrophysics · Physics
2025-06-18
LSST Dark Energy Science Collaboration , Bela Abolfathi , Robert Armstrong , Humna Awan , Yadu N. Babuji , Franz Erik Bauer , George Beckett , Rahul Biswas , Joanne R. Bogart , Dominique Boutigny , Kyle Chard , James Chiang , Johann Cohen-Tanugi , Andrew J. Connolly , Scott F. Daniel , Seth W. Digel , Alex Drlica-Wagner , Richard Dubois , Eric Gawiser , Thomas Glanzman , Salman Habib , Andrew P. Hearin , Katrin Heitmann , Fabio Hernandez , Renée Hložek , Joseph Hollowed , Mike Jarvis , Saurabh W. Jha , J. Bryce Kalmbach , Heather M. Kelly , Eve Kovacs , Danila Korytov , K. Simon Krughoff , Craig S. Lage , François Lanusse , Patricia Larsen , Nan Li , Emily Phillips Longley , Robert H. Lupton , Rachel Mandelbaum , Yao-Yuan Mao , Phil Marshall , Joshua E. Meyers , Ji Won Park , Julien Peloton , Daniel Perrefort , James Perry , Stéphane Plaszczynski , Adrian Pope , Eli S. Rykoff , F. Javier Sánchez , Samuel J. Schmidt , Thomas D. Uram , Antonia Villarreal , Christopher W. Walter , Matthew P. Wiesner , W. Michael Wood-Vasey
The Large Synoptic Survey Telescope (LSST) Dark Energy Science Collaboration (DESC) will use five cosmological probes: galaxy clusters, large scale structure, supernovae, strong lensing, and weak lensing. This Science Requirements Document…
Cosmology and Nongalactic Astrophysics · Physics
2021-09-08
The LSST Dark Energy Science Collaboration , Rachel Mandelbaum , Tim Eifler , Renée Hložek , Thomas Collett , Eric Gawiser , Daniel Scolnic , David Alonso , Humna Awan , Rahul Biswas , Jonathan Blazek , Patricia Burchat , Nora Elisa Chisari , Ian Dell'Antonio , Seth Digel , Josh Frieman , Daniel A. Goldstein , Isobel Hook , Željko Ivezić , Steven M. Kahn , Sowmya Kamath , David Kirkby , Thomas Kitching , Elisabeth Krause , Pierre-François Leget , Philip J. Marshall , Joshua Meyers , Hironao Miyatake , Jeffrey A. Newman , Robert Nichol , Eli Rykoff , F. Javier Sanchez , Anže Slosar , Mark Sullivan , M. A. Troxel
Cosmological parameter constraints from recent galaxy imaging surveys are reaching $2-3\%$-level accuracy. The upcoming Legacy Survey of Space and Time (LSST) of the Vera C. Rubin Observatory will produce sub-percent level measurements of…
Cosmology and Nongalactic Astrophysics · Physics
2023-02-08
Emily P. Longley , Chihway Chang , Christopher W. Walter , Joe Zuntz , Mustapha Ishak , Rachel Mandelbaum , Hironao Miyatake , Andrina Nicola , Eske M. Pedersen , Maria E. S. Pereira , Judit Prat , J. Sánchez , Tilman Tröster , Michael Troxel , Angus Wright , The LSST Dark Energy Science Collaboration
Development of the Rubin Observatory Legacy Survey of Space and Time (LSST) includes a series of Data Challenges (DC) arranged by various LSST Scientific Collaborations (SC) that are taking place during the projects preoperational phase.…
Astrophysics of Galaxies · Physics
2023-07-11
Đorđe V. Savić , Isidora Jankov , Weixiang Yu , Vincenzo Petrecca , Matthew J. Temple , Qingling Ni , Raphael Shirley , Andjelka B. Kovacevic , Mladen Nikolic , Dragana Ilic , Luka C. Popovic , Maurizio Paolillo , Swayamtrupta Panda , Aleksandra Ciprijanovic , Gordon T. Richards
This white paper describes the LSST Dark Energy Science Collaboration (DESC), whose goal is the study of dark energy and related topics in fundamental physics with data from the Large Synoptic Survey Telescope (LSST). It provides an…
Large simulation efforts are required to provide synthetic galaxy catalogs for ongoing and upcoming cosmology surveys. These extragalactic catalogs are being used for many diverse purposes covering a wide range of scientific topics. In…
Cosmology and Nongalactic Astrophysics · Physics
2022-01-24
Eve Kovacs , Yao-Yuan Mao , Michel Aguena , Anita Bahmanyar , Adam Broussard , James Butler , Duncan Campbell , Chihway Chang , Shenming Fu , Katrin Heitmann , Danila Korytov , François Lanusse , Patricia Larsen , Rachel Mandelbaum , Christopher B. Morrison , Constantin Payerne , Marina Ricci , Eli Rykoff , F. Javier Sánchez , Ignacio Sevilla-Noarbe , Melanie Simet , Chun-Hao To , Vinu Vikraman , Rongpu Zhou , Camille Avestruz , Christophe Benoist , Andrew J. Benson , Lindsey Bleem , Aleksandra Ćiprianović , Céline Combet , Eric Gawiser , Shiyuan He , Remy Joseph , Jeffrey A. Newman , Judit Prat , Samuel Schmidt , Anže Slosar , Joe Zuntz , The LSST Dark Energy Science Collaboration
This paper introduces cosmoDC2, a large synthetic galaxy catalog designed to support precision dark energy science with the Large Synoptic Survey Telescope (LSST). CosmoDC2 is the starting point for the second data challenge (DC2) carried…
Cosmology and Nongalactic Astrophysics · Physics
2020-01-08
Danila Korytov , Andrew Hearin , Eve Kovacs , Patricia Larsen , Esteban Rangel , Joseph Hollowed , Andrew J. Benson , Katrin Heitmann , Yao-Yuan Mao , Anita Bahmanyar , Chihway Chang , Duncan Campbell , Joseph Derose , Hal Finkel , Nicholas Frontiere , Eric Gawiser , Salman Habib , Benjamin Joachimi , François Lanusse , Nan Li , Rachel Mandelbaum , Christopher Morrison , Jeffrey A. Newman , Adrian Pope , Eli Rykoff , Melanie Simet , Chun-Hao To , Vinu Vikraman , Risa H. Wechsler , Martin White
The Vera C. Rubin Observatory's Legacy Survey of Space and Time (LSST) will produce unprecedented volumes of heterogeneous astronomical data (images, catalogs, and alerts) that challenge traditional analysis pipelines. The LSST Dark Energy…
Instrumentation and Methods for Astrophysics · Physics
2026-01-22
LSST Dark Energy Science Collaboration , Eric Aubourg , Camille Avestruz , Matthew R. Becker , Biswajit Biswas , Rahul Biswas , Boris Bolliet , Adam S. Bolton , Clecio R. Bom , Raphaël Bonnet-Guerrini , Alexandre Boucaud , Jean-Eric Campagne , Chihway Chang , Aleksandra Ćiprijanović , Johann Cohen-Tanugi , Michael W. Coughlin , John Franklin Crenshaw , Juan C. Cuevas-Tello , Juan de Vicente , Seth W. Digel , Steven Dillmann , Mariano Javier de León Dominguez Romero , Alex Drlica-Wagner , Sydney Erickson , Alexander T. Gagliano , Christos Georgiou , Aritra Ghosh , Matthew Grayling , Kirill A. Grishin , Alan Heavens , Lindsay R. House , Mustapha Ishak , Wassim Kabalan , Arun Kannawadi , François Lanusse , C. Danielle Leonard , Pierre-François Léget , Michelle Lochner , Yao-Yuan Mao , Peter Melchior , Grant Merz , Martin Millon , Anais Möller , Gautham Narayan , Yuuki Omori , Hiranya Peiris , Laurence Perreault-Levasseur , Andrés A. Plazas Malagón , Nesar Ramachandra , Benjamin Remy , Cécile Roucelle , Jaime Ruiz-Zapatero , Stefan Schuldt , Ignacio Sevilla-Noarbe , Ved G. Shah , Tjitske Starkenburg , Stephen Thorp , Laura Toribio San Cipriano , Tilman Tröster , Roberto Trotta , Padma Venkatraman , Amanda Wasserman , Tim White , Justine Zeghal , Tianqing Zhang , Yuanyuan Zhang
The Vera Rubin Observatory Legacy Survey of Space and Time (LSST) is expected to process ${\sim}10^6$ transient detections per night. For precision measurements of cosmological parameters and rates, it is critical to understand the…
Cosmology and Nongalactic Astrophysics · Physics
2022-08-03
B. Sánchez , R. Kessler , D. Scolnic , B. Armstrong , R. Biswas , J. Bogart , J. Chiang , J. Cohen-Tanugi , D. Fouchez , Ph. Gris , K. Heitmann , R. Hložek , S. Jha , H. Kelly , S. Liu , G. Narayan , B. Racine , E. Rykoff , M. Sullivan , C. Walter , M. Wood-Vasey , The LSST Dark Energy Science Collaboration
The Dark Energy Survey (DES; operations 2009-2015) will address the nature of dark energy using four independent and complementary techniques: (1) a galaxy cluster survey over 4000 deg2 in collaboration with the South Pole Telescope…
Astrophysics · Physics
2007-05-23
C. Ngeow , J. J. Mohr , T. Alam , W. A. Barkhouse , C. Beldica , D. Cai , G. Daues , R. Plante , J. Annis , H. Lin , D. Tucker , R. C. Smith
We present a joint cosmological analysis of projected galaxy clustering observations from the Dark Energy Spectroscopic Instrument Data Release 1 (DESI-DR1), and overlapping weak gravitational lensing observations from three datasets: the…
Cosmology and Nongalactic Astrophysics · Physics
2026-04-29
A. Porredon , C. Blake , J. U. Lange , N. Emas , J. Aguilar , S. Ahlen , A. Bera , D. Bianchi , D. Brooks , F. J. Castander , T. Claybaugh , J. Coloma Nadal , A. Cuceu , K. S. Dawson , A. de la Macorra , Biprateep Dey , P. Doel , A. Elliott , S. Ferraro , A. Font-Ribera , J. E. Forero-Romero , C. Garcia-Quintero , E. Gaztañaga , S. Gontcho A Gontcho , G. Gutierrez , J. Guy , B. Hadzhiyska , H. K. Herrera-Alcantar , S. Heydenreich , K. Honscheid , C. Howlett , D. Huterer , M. Ishak , S. Joudaki , R. Joyce , D. Kirkby , A. Kremin , A. Krolewski , O. Lahav , C. Lamman , M. Landriau , L. Le Guillou , A. Leauthaud , M. E. Levi , M. Manera , A. Meisner , R. Miquel , S. Nadathur , J. A. Newman , G. Niz , N. Palanque-Delabrouille , W. J. Percival , C. Poppett , F. Prada , I. Pérez-Ràfols , A. Robertson , G. Rossi , R. Ruggeri , E. Sanchez , C. Saulder , D. Schlegel , M. Schubnell , A. Semenaite , H. Seo , J. Silber , A. Souki , D. Sprayberry , G. Tarlé , M. Vargas-Magaña , B. A. Weaver , C. Zhou , R. Zhou , H. Zou
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,…
Cosmology and Nongalactic Astrophysics · Physics
2017-06-29
E. Krause , T. F. Eifler , J. Zuntz , O. Friedrich , M. A. Troxel , S. Dodelson , J. Blazek , L. F. Secco , N. MacCrann , E. Baxter , C. Chang , N. Chen , M. Crocce , J. DeRose , A. Ferte , N. Kokron , F. Lacasa , V. Miranda , Y. Omori , A. Porredon , R. Rosenfeld , S. Samuroff , M. Wang , R. H. Wechsler , T. M. C. Abbott , F. B. Abdalla , S. Allam , J. Annis , K. Bechtol , A. Benoit-Levy , G. M. Bernstein , D. Brooks , D. L. Burke , D. Capozzi , M. Carrasco Kind , J. Carretero , C. B. D'Andrea , L. N. da Costa , C. Davis , D. L. DePoy , S. Desai , H. T. Diehl , J. P. Dietrich , A. E. Evrard , B. Flaugher , P. Fosalba , J. Frieman , J. Garcia-Bellido , E. Gaztanaga , T. Giannantonio , D. Gruen , R. A. Gruendl , J. Gschwend , G. Gutierrez , K. Honscheid , D. J. James , T. Jeltema , K. Kuehn , S. Kuhlmann , O. Lahav , M. Lima , M. A. G. Maia , M. March , J. L. Marshall , P. Martini , F. Menanteau , R. Miquel , R. C. Nichol , A. A. Plazas , A. K. Romer , E. S. Rykoff , E. Sanchez , V. Scarpine , R. Schindler , M. Schubnell , I. Sevilla-Noarbe , M. Smith , M. Soares-Santos , F. Sobreira , E. Suchyta , M. E. C. Swanson , G. Tarle , D. L. Tucker , V. Vikram , A. R. Walker , J. Weller
In 2021 May the Dark Energy Spectroscopic Instrument (DESI) collaboration began a 5-year spectroscopic redshift survey to produce a detailed map of the evolving three-dimensional structure of the universe between $z=0$ and $z\approx4$.…
Cosmology and Nongalactic Astrophysics · Physics
2026-03-06
DESI Collaboration , M. Abdul Karim , A. G. Adame , D. Aguado , J. Aguilar , S. Ahlen , S. Alam , G. Aldering , D. M. Alexander , R. Alfarsy , L. Allen , C. Allende Prieto , O. Alves , A. Anand , U. Andrade , E. Armengaud , S. Avila , A. Aviles , H. Awan , S. Bailey , A. Baleato Lizancos , O. Ballester , A. Bault , J. Bautista , R. Bean , J. Behera , S. BenZvi , L. Beraldo e Silva , J. R. Bermejo-Climent , F. Beutler , D. Bianchi , C. Blake , R. Blum , A. S. Bolton , M. Bonici , S. Brieden , A. Brodzeller , D. Brooks , E. Buckley-Geer , E. Burtin , A. Byström , R. Canning , A. Carnero Rosell , A. Carr , P. Carrilho , L. Casas , F. J. Castander , R. Cereskaite , J. L. Cervantes-Cota , E. Chaussidon , J. Chaves-Montero , S. Chen , X. Chen , C. Circosta , T. Claybaugh , S. Cole , A. P. Cooper , M. -C. Cousinou , A. Cuceu , T. M. Davis , K. S. Dawson , R. de Belsunce , R. de la Cruz , A. de la Macorra , A. de Mattia , N. Deiosso , J. Della Costa , R. Demina , U. Demirbozan , J. DeRose , A. Dey , B. Dey , J. Ding , Z. Ding , P. Doel , K. Douglass , M. Dowicz , H. Ebina , J. Edelstein , D. J. Eisenstein , W. Elbers , N. Emas , S. Escoffier , P. Fagrelius , X. Fan , K. Fanning , G. Favole , V. A. Fawcett , E. Fernández-García , S. Ferraro , N. Findlay , A. Font-Ribera , J. E. Forero-Romero , D. Forero-Sánchez , C. S. Frenk , B. T. Gänsicke , L. Galbany , J. García-Bellido , C. Garcia-Quintero , L. H. Garrison , E. Gaztañaga , H. Gil-Marín , A. Gloudemans , O. Y. Gnedin , S. Gontcho A Gontcho , D. Gonzalez , A. X. Gonzalez-Morales , V. Gonzalez-Perez , C. Gordon , O. Graur , D. Green , D. Gruen , R. Gsponer , C. Guandalin , G. Gutierrez , J. Guy , C. Hahn , J. J. Han , J. Han , S. He , H. K. Herrera-Alcantar , S. Heydenreich , K. Honscheid , J. Hou , C. Howlett , D. Huterer , V. Iršič , M. Ishak , A. Jacques , L. Jiang , J. Jimenez , Y. P. Jing , B. Joachimi , S. Joudaki , R. Joyce , E. Jullo , S. Juneau , N. G. Karaçaylı , T. Karim , R. Kehoe , S. Kent , A. Khederlarian , D. Kirkby , T. Kisner , F. -S. Kitaura , N. Kizhuprakkat , H. Kong , S. E. Koposov , A. Kremin , A. Krolewski , O. Lahav , Y. Lai , C. Lamman , T. -W. Lan , M. Landriau , D. Lang , J. U. Lange , J. Lasker , J. M. Le Goff , L. Le Guillou , A. Leauthaud , M. E. Levi , S. Li , T. S. Li , W. Liu , K. Lodha , M. Lokken , Y. Luo , Y. Luo , C. Magneville , M. Manera , C. J. Manser , D. Margala , P. Martini , M. Maus , J. McCullough , P. McDonald , G. E. Medina , L. Medina-Varela , A. Meisner , J. Mena-Fernández , A. Menegas , J. Meneses-Rizo , M. Mezcua , R. Miquel , P. Montero-Camacho , J. Moon , J. Moustakas , A. Muñoz-Gutiérrez , D. Muñoz-Santos , A. D. Myers , J. Myles , S. Nadathur , J. Najita , L. Napolitano , J. A. Newman , F. Nikakhtar , R. Nikutta , G. Niz , H. E. Noriega , P. Nugent , N. Padmanabhan , E. Paillas , N. Palanque-Delabrouille , A. Palmese , J. Pan , Z. Pan , D. Parkinson , J. A. Peacock , M. P. Ibanez , W. J. Percival , A. Pérez-Fernández , I. Pérez-Ràfols , P. Peterson , J. Piat , M. M. Pieri , M. Pinon , C. Poppett , A. Porredon , F. Prada , R. Pucha , F. Qin , D. Rabinowitz , A. Raichoor , C. Ramírez-Pérez , S. Ramirez-Solano , M. Rashkovetskyi , C. Ravoux , B. Ried Guachalla , A. H. Riley , A. Rocher , C. Rockosi , J. Rohlf , A. J. Rosado-Marín , A. J. Ross , C. Ross , G. Rossi , R. Ruggeri , V. Ruhlmann-Kleider , C. G. Sabiu , K. Said , N. Sailer , A. Saintonge , Y. Salcedo Hernandez , L. Samushia , E. Sanchez , N. Sanders , N. Sandford , S. Satyavolu , C. Saulder , A. K. Saydjari , E. F. Schlafly , D. Schlegel , D. Scholte , M. Schubnell , A. Semenaite , H. Seo , A. Shafieloo , R. Sharples , J. Silber , F. Sinigaglia , M. Siudek , Z. Slepian , A. Smith , M. Soumagnac , D. Sprayberry , J. Suárez-Pérez , J. Swanson , T. Tan , G. Tarlé , P. Taylor , G. Thomas , R. Tojeiro , R. J. Turner , W. Turner , L. A. Ureña-López , R. Vaisakh , M. Valluri , G. Valogiannis , M. Vargas-Magaña , L. Verde , P. Vielzeuf , M. Walther , B. Wang , M. S. Wang , W. Wang , B. A. Weaver , N. Weaverdyck , R. H. Wechsler , D. H. Weinberg , M. White , A. Whitford , M. Wolfson , J. Yang , C. Yèche , S. Youles , J. Yu , S. Yuan , E. A. Zaborowski , P. Zarrouk , H. Zhang , C. Zhao , R. Zhao , Z. Zheng , C. Zhou , R. Zhou , Y. Zhou , H. Zou , S. Zou , Y. Zu
We present constraints on cosmic structure growth from the analysis of galaxy clustering and galaxy-galaxy lensing with galaxies from the Dark Energy Spectroscopic Instrument (DESI) Data Release 1. We analyze four samples drawn from the…
Cosmology and Nongalactic Astrophysics · Physics
2025-12-19
Johannes U. Lange , Alexandra Wells , Andrew Hearin , Gillian Beltz-Mohrmann , Alexie Leauthaud , Sven Heydenreich , Chris Blake , Jessica Nicole Aguilar , Steven Ahlen , Abhijeet Anand , Davide Bianchi , David Brooks , Francisco Javier Castander , Todd Claybaugh , Shaun Cole , Andrei Cuceu , Kyle Dawson , Axel de la Macorra , Biprateep Dey , Peter Doel , Ann Elliott , Ni Putu Audita Placida Emas , Simone Ferraro , Andreu Font-Ribera , Jaime E. Forero-Romero , Cristhian Garcia-Quintero , Enrique Gaztañaga , Satya Gontcho A Gontcho , Gaston Gutierrez , Julien Guy , Klaus Honscheid , Dragan Huterer , Mustapha Ishak , Shahab Joudaki , Dick Joyce , Robert Kehoe , David Kirkby , Theodore Kisner , Anthony Kremin , Alex Krolewski , Ofer Lahav , Claire Lamman , Martin Landriau , Laurent Le Guillou , Michael Levi , Marc Manera , Paul Martini , Aaron Meisner , Ramon Miquel , John Moustakas , Eva-Maria Mueller , Seshadri Nadathur , Jeffrey A. Newman , Gustavo Niz , Nathalie Palanque-Delabrouille , Will Percival , Claire Poppett , Anna Porredon , Francisco Prada , Ignasi Pérez-Ràfols , Amy Robertson , Graziano Rossi , Rossana Ruggeri , Eusebio Sanchez , Christoph Saulder , David Schlegel , Michael Schubnell , Agne Semenaite , Hee-Jong Seo , Joseph Harry Silber , David Sprayberry , Zechang Sun , Gregory Tarlé , Mariana Vargas Magana , Benjamin Alan Weaver , Risa Wechsler , Pauline Zarrouk , Rongpu Zhou , Hu Zou
We present and validate 20 deg$^2$ of overlapping synthetic imaging surveys representing the full depth of the Nancy Grace Roman Space Telescope High-Latitude Imaging Survey (HLIS) and five years of observations of the Vera C. Rubin…
Instrumentation and Methods for Astrophysics · Physics
2023-03-29
M. A. Troxel , C. Lin , A. Park , C. Hirata , R. Mandelbaum , M. Jarvis , A. Choi , J. Givans , M. Higgins , B. Sanchez , M. Yamamoto , H. Awan , J. Chiang , O. Dore , C. W. Walter , T. Zhang , J. Cohen-Tanugi , E. Gawiser , A. Hearin , K. Heitmann , M. Ishak , E. Kovacs , Y. -Y. Mao , M. Wood-Vasey , the LSST Dark Energy Science Collaboration
Upcoming deep optical surveys, such as the Vera C. Rubin Observatory Legacy Survey of Space and Time (LSST), will scan the sky to unprecedented depths, detecting billions of galaxies. However, this amount of detections will lead to the…
Cosmology and Nongalactic Astrophysics · Physics
2024-12-04
Manon Ramel , Cyrille Doux , Marine Kuna
We develop a novel data-driven method for generating synthetic optical observations of galaxy clusters. In cluster weak lensing, the interplay between analysis choices and systematic effects related to source galaxy selection, shape…
Cosmology and Nongalactic Astrophysics · Physics
2022-02-01
T. N. Varga , D. Gruen , S. Seitz , N. MacCrann , E. Sheldon , W. G. Hartley , A. Amon , A. Choi , A. Palmese , Y. Zhang , M. R. Becker , J. McCullough , E. Rozo , E. S. Rykoff , C. To , S. Grandis , G. M. Bernstein , S. Dodelson , K. Eckert , S. Everett , R. A. Gruendl , I. Harrison , K. Herner , R. P. Rollins , I. Sevilla-Noarbe , M. A. Troxel , B. Yanny , J. Zuntz , H. T. Diehl , M. Jarvis , M. Aguena , S. Allam , J. Annis , E. Bertin , S. Bhargava , D. Brooks , A. Carnero Rosell , M. Carrasco Kind , J. Carretero , M. Costanzi , L. N. da Costa , M. E. S. Pereira , J. De Vicente , S. Desai , J. P. Dietrich , I. Ferrero , B. Flaugher , J. Garcia-Bellido , E. Gaztanaga , D. W. Gerdes , J. Gschwend , G. Gutierrez , S. R. Hinton , K. Honscheid , T. Jeltema , K. Kuehn , N. Kuropatkin , M. A. G. Maia , M. March , P. Melchior , F. Menanteau , R. Miquel , R. Morgan , J. Myles , F. Paz-Chinchon , A. A. Plazas , A. K. Romer , E. Sanchez , V. Scarpine , M. Schubnell , S. Serrano , M. Smith , M. Soares-Santos , E. Suchyta , M. E. C. Swanson , G. Tarle , D. Thomas , J. Weller
Combined survey analyses of galaxy clustering and weak gravitational lensing (3x2-pt studies) will allow new and accurate tests of the standard cosmological model. However, careful validation is necessary to ensure that these cosmological…
Cosmology and Nongalactic Astrophysics · Physics
2026-04-01
N. Emas , A. Porredon , C. Blake , J. DeRose , J. Aguilar , S. Ahlen , D. Bianchi , D. Brooks , F. J. Castander , T. Claybaugh , A. Cuceu , A. de la Macorra , A. Dey , B. Dey , P. Doel , S. Ferraro , J. E. Forero-Romero , C. Garcia-Quintero , E. Gaztañaga , S. Gontcho A Gontcho , G. Gutierrez , S. Heydenreich , K. Honscheid , D. Huterer , M. Ishak , S. Joudaki , R. Joyce , E. Jullo , S. Juneau , R. Kehoe , D. Kirkby , T. Kisner , A. Kremin , A. Krolewski , O. Lahav , M. Landriau , J. U. Lange , L. Le Guillou , A. Leauthaud , M. Manera , R. Miquel , S. Nadathur , W. J. Percival , F. Prada , G. Rossi , R. Ruggeri , E. Sanchez , C. Saulder , A. Semenaite , H. Seo , J. Silber , D. Sprayberry , Z. Sun , G. Tarlé , B. A. Weaver , R. H. Wechsler , R. Zhou
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 analysis of cluster abundances and auto/cross correlations of…
Cosmology and Nongalactic Astrophysics · Physics
2021-04-14
C. To , E. Krause , E. Rozo , H. Wu , D. Gruen , R. H. Wechsler , T. F. Eifler , E. S. Rykoff , M. Costanzi , M. R. Becker , G. M. Bernstein , J. Blazek , S. Bocquet , S. L. Bridle , R. Cawthon , A. Choi , M. Crocce , C. Davis , J. DeRose , A. Drlica-Wagner , J. Elvin-Poole , X. Fang , A. Farahi , O. Friedrich , M. Gatti , E. Gaztanaga , T. Giannantonio , W. G. Hartley , B. Hoyle , M. Jarvis , N. MacCrann , T. McClintock , V. Miranda , M. E. S. Pereira , Y. Park , A. Porredon , J. Prat , M. M. Rau , A. J. Ross , S. Samuroff , C. Sánchez , I. Sevilla-Noarbe , E. Sheldon , M. A. Troxel , T. N. Varga , P. Vielzeuf , Y. Zhang , J. Zuntz , T. M. C. Abbott , M. Aguena , J. Annis , S. Avila , E. Bertin , S. Bhargava , D. Brooks , D. L. Burke , A. Carnero Rosell , M. Carrasco Kind , J. Carretero , C. Chang , C. Conselice , L. N. da Costa , T. M. Davis , S. Desai , H. T. Diehl , J. P. Dietrich , S. Everett , A. E. Evrard , I. Ferrero , B. Flaugher , P. Fosalba , J. Frieman , J. García-Bellido , R. A. Gruendl , G. Gutierrez , S. R. Hinton , D. L. Hollowood , D. Huterer , D. J. James , T. Jeltema , R. Kron , K. Kuehn , N. Kuropatkin , M. Lima , M. A. G. Maia , J. L. Marshall , F. Menanteau , R. Miquel , R. Morgan , J. Muir , J. Myles , A. Palmese , F. Paz-Chinchón , A. A. Plazas , A. K. Romer , A. Roodman , E. Sanchez , B. Santiago , V. Scarpine , S. Serrano , M. Smith , E. Suchyta , M. E. C. Swanson , G. Tarle , D. Thomas , D. L. Tucker , J. Weller , W. Wester