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The Simons Observatory (SO) is a new cosmic microwave background experiment being built on Cerro Toco in Chile, due to begin observations in the early 2020s. We describe the scientific goals of the experiment, motivate the design, and…
Cosmology and Nongalactic Astrophysics · Physics
2019-03-05
The Simons Observatory Collaboration , Peter Ade , James Aguirre , Zeeshan Ahmed , Simone Aiola , Aamir Ali , David Alonso , Marcelo A. Alvarez , Kam Arnold , Peter Ashton , Jason Austermann , Humna Awan , Carlo Baccigalupi , Taylor Baildon , Darcy Barron , Nick Battaglia , Richard Battye , Eric Baxter , Andrew Bazarko , James A. Beall , Rachel Bean , Dominic Beck , Shawn Beckman , Benjamin Beringue , Federico Bianchini , Steven Boada , David Boettger , J. Richard Bond , Julian Borrill , Michael L. Brown , Sarah Marie Bruno , Sean Bryan , Erminia Calabrese , Victoria Calafut , Paolo Calisse , Julien Carron , Anthony Challinor , Grace Chesmore , Yuji Chinone , Jens Chluba , Hsiao-Mei Sherry Cho , Steve Choi , Gabriele Coppi , Nicholas F. Cothard , Kevin Coughlin , Devin Crichton , Kevin D. Crowley , Kevin T. Crowley , Ari Cukierman , John M. D'Ewart , Rolando Dünner , Tijmen de Haan , Mark Devlin , Simon Dicker , Joy Didier , Matt Dobbs , Bradley Dober , Cody J. Duell , Shannon Duff , Adri Duivenvoorden , Jo Dunkley , John Dusatko , Josquin Errard , Giulio Fabbian , Stephen Feeney , Simone Ferraro , Pedro Fluxà , Katherine Freese , Josef C. Frisch , Andrei Frolov , George Fuller , Brittany Fuzia , Nicholas Galitzki , Patricio A. Gallardo , Jose Tomas Galvez Ghersi , Jiansong Gao , Eric Gawiser , Martina Gerbino , Vera Gluscevic , Neil Goeckner-Wald , Joseph Golec , Sam Gordon , Megan Gralla , Daniel Green , Arpi Grigorian , John Groh , Chris Groppi , Yilun Guan , Jon E. Gudmundsson , Dongwon Han , Peter Hargrave , Masaya Hasegawa , Matthew Hasselfield , Makoto Hattori , Victor Haynes , Masashi Hazumi , Yizhou He , Erin Healy , Shawn W. Henderson , Carlos Hervias-Caimapo , Charles A. Hill , J. Colin Hill , Gene Hilton , Matt Hilton , Adam D. Hincks , Gary Hinshaw , Renée Hložek , Shirley Ho , Shuay-Pwu Patty Ho , Logan Howe , Zhiqi Huang , Johannes Hubmayr , Kevin Huffenberger , John P. Hughes , Anna Ijjas , Margaret Ikape , Kent Irwin , Andrew H. Jaffe , Bhuvnesh Jain , Oliver Jeong , Daisuke Kaneko , Ethan D. Karpel , Nobuhiko Katayama , Brian Keating , Sarah S. Kernasovskiy , Reijo Keskitalo , Theodore Kisner , Kenji Kiuchi , Jeff Klein , Kenda Knowles , Brian Koopman , Arthur Kosowsky , Nicoletta Krachmalnicoff , Stephen E. Kuenstner , Chao-Lin Kuo , Akito Kusaka , Jacob Lashner , Adrian Lee , Eunseong Lee , David Leon , Jason S. -Y. Leung , Antony Lewis , Yaqiong Li , Zack Li , Michele Limon , Eric Linder , Carlos Lopez-Caraballo , Thibaut Louis , Lindsay Lowry , Marius Lungu , Mathew Madhavacheril , Daisy Mak , Felipe Maldonado , Hamdi Mani , Ben Mates , Frederick Matsuda , Loïc Maurin , Phil Mauskopf , Andrew May , Nialh McCallum , Chris McKenney , Jeff McMahon , P. Daniel Meerburg , Joel Meyers , Amber Miller , Mark Mirmelstein , Kavilan Moodley , Moritz Munchmeyer , Charles Munson , Sigurd Naess , Federico Nati , Martin Navaroli , Laura Newburgh , Ho Nam Nguyen , Michael Niemack , Haruki Nishino , John Orlowski-Scherer , Lyman Page , Bruce Partridge , Julien Peloton , Francesca Perrotta , Lucio Piccirillo , Giampaolo Pisano , Davide Poletti , Roberto Puddu , Giuseppe Puglisi , Chris Raum , Christian L. Reichardt , Mathieu Remazeilles , Yoel Rephaeli , Dominik Riechers , Felipe Rojas , Anirban Roy , Sharon Sadeh , Yuki Sakurai , Maria Salatino , Mayuri Sathyanarayana Rao , Emmanuel Schaan , Marcel Schmittfull , Neelima Sehgal , Joseph Seibert , Uros Seljak , Blake Sherwin , Meir Shimon , Carlos Sierra , Jonathan Sievers , Precious Sikhosana , Maximiliano Silva-Feaver , Sara M. Simon , Adrian Sinclair , Praween Siritanasak , Kendrick Smith , Stephen R. Smith , David Spergel , Suzanne T. Staggs , George Stein , Jason R. Stevens , Radek Stompor , Aritoki Suzuki , Osamu Tajima , Satoru Takakura , Grant Teply , Daniel B. Thomas , Ben Thorne , Robert Thornton , Hy Trac , Calvin Tsai , Carole Tucker , Joel Ullom , Sunny Vagnozzi , Alexander van Engelen , Jeff Van Lanen , Daniel D. Van Winkle , Eve M. Vavagiakis , Clara Vergès , Michael Vissers , Kasey Wagoner , Samantha Walker , Jon Ward , Ben Westbrook , Nathan Whitehorn , Jason Williams , Joel Williams , Edward J. Wollack , Zhilei Xu , Byeonghee Yu , Cyndia Yu , Fernando Zago , Hezi Zhang , Ningfeng Zhu
We describe updated scientific goals for the wide-field, millimeter-wave survey that will be produced by the Simons Observatory (SO). Significant upgrades to the 6-meter SO Large Aperture Telescope (LAT) are expected to be complete by 2028,…
Instrumentation and Methods for Astrophysics · Physics
2025-08-11
The Simons Observatory Collaboration , M. Abitbol , I. Abril-Cabezas , S. Adachi , P. Ade , A. E. Adler , P. Agrawal , J. Aguirre , Z. Ahmed , S. Aiola , T. Alford , A. Ali , D. Alonso , M. A. Alvarez , R. An , K. Arnold , P. Ashton , Z. Atkins , J. Austermann , S. Azzoni , C. Baccigalupi , A. Baleato Lizancos , D. Barron , P. Barry , J. Bartlett , N. Battaglia , R. Battye , E. Baxter , A. Bazarko , J. A. Beall , R. Bean , D. Beck , S. Beckman , J. Begin , A. Beheshti , B. Beringue , T. Bhandarkar , S. Bhimani , F. Bianchini , E. Biermann , S. Biquard , B. Bixler , S. Boada , D. Boettger , B. Bolliet , J. R. Bond , J. Borrill , J. Borrow , C. Braithwaite , T. L. R. Brien , M. L. Brown , S. M. Bruno , S. Bryan , R. Bustos , H. Cai , E. Calabrese , V. Calafut , F. M. Carl , A. Carones , J. Carron , A. Challinor , P. Chanial , N. Chen , K. Cheung , B. Chiang , Y. Chinone , J. Chluba , H. S. Cho , S. K. Choi , M. Chu , J. Clancy , S. E. Clark , P. Clarke , J. Cleary , D. L. Clements , J. Connors , C. Contaldi , G. Coppi , L. Corbett , N. F. Cothard , W. Coulton , K. D. Crowley , K. T. Crowley , A. Cukierman , J. M. D'Ewart , K. Dachlythra , R. Datta , S. Day-Weiss , T. de Haan , M. Devlin , L. Di Mascolo , S. Dicker , B. Dober , C. Doux , P. Dow , S. Doyle , C. J. Duell , S. M. Duff , A. J. Duivenvoorden , J. Dunkley , D. Dutcher , R. Dünner , M. Edenton , H. El Bouhargani , J. Errard , G. Fabbian , V. Fanfani , G. S. Farren , J. Fergusson , S. Ferraro , R. Flauger , A. Foster , K. Freese , J. C. Frisch , A. Frolov , G. Fuller , N. Galitzki , P. A. Gallardo , J. T. Galvez Ghersi , K. Ganga , J. Gao , X. Garrido , E. Gawiser , M. Gerbino , R. Gerras , S. Giardiello , A. Gill , V. Gilles , U. Giri , E. Gleave , V. Gluscevic , N. Goeckner-Wald , J. E. Golec , S. Gordon , M. Gralla , S. Gratton , D. Green , J. C. Groh , C. Groppi , Y. Guan , N. Gupta , J. E. Guðmundsson , S. Hagstotz , P. Hargrave , S. Haridas , K. Harrington , I. Harrison , M. Hasegawa , M. Hasselfield , V. Haynes , M. Hazumi , A. He , E. Healy , S. W. Henderson , B. S. Hensley , E. Hertig , C. Hervías-Caimapo , M. Higuchi , C. A. Hill , J. C. Hill , G. Hilton , M. Hilton , A. D. Hincks , G. Hinshaw , R. Hložek , A. Y. Q. Ho , S. Ho , S. P. Ho , T. D. Hoang , J. Hoh , E. Hornecker , A. L. Hornsby , S. C. Hotinli , Z. Huang , Z. B. Huber , J. Hubmayr , K. Huffenberger , J. P. Hughes , A. Idicherian Lonappan , M. Ikape , K. Irwin , J. Iuliano , A. H. Jaffe , B. Jain , H. T. Jense , O. Jeong , A. Johnson , B. R. Johnson , M. Johnson , M. Jones , B. Jost , D. Kaneko , E. D. Karpel , Y. Kasai , N. Katayama , B. Keating , B. Keller , R. Keskitalo , J. Kim , T. Kisner , K. Kiuchi , J. Klein , K. Knowles , A. M. Kofman , B. J. Koopman , A. Kosowsky , R. Kou , N. Krachmalnicoff , D. Kramer , A. Krishak , A. Krolewski , A. Kusaka , A. Kusiak , P. La Plante , A. La Posta , A. Laguë , J. Lashner , M. Lattanzi , A. Lee , E. Lee , J. Leech , C. Lessler , J. S. Leung , A. Lewis , Y. Li , Z. Li , M. Limon , L. Lin , M. Link , J. Liu , Y. Liu , J. Lonergan , T. Louis , T. Lucas , M. Ludlam , M. Lungu , M. Lyons , N. MacCrann , A. MacInnis , M. Madhavacheril , D. Mak , F. Maldonado , M. Mallaby-Kay , A. Manduca , A. Mangu , H. Mani , A. S. Maniyar , G. A. Marques , J. Mates , T. Matsumura , P. Mauskopf , A. May , N. McCallum , H. McCarrick , F. McCarthy , M. McCulloch , J. McMahon , P. D. Meerburg , Y. Mehta , J. Melin , J. Meyers , A. Middleton , A. Miller , M. Mirmelstein , K. Moodley , J. Moore , M. Morshed , T. Morton , E. Moser , T. Mroczkowski , M. Murata , M. Münchmeyer , S. Naess , H. Nakata , T. Namikawa , M. Nashimoto , F. Nati , P. Natoli , M. Negrello , S. K. Nerval , L. Newburgh , D. V. Nguyen , A. Nicola , M. D. Niemack , H. Nishino , Y. Nishinomiya , A. Orlando , J. Orlowski-Scherer , L. Pagano , L. A. Page , S. Pandey , A. Papageorgiou , I. Paraskevakos , B. Partridge , R. Patki , M. Peel , K. Perez Sarmiento , F. Perrotta , P. Phakathi , L. Piccirillo , E. Pierpaoli , T. Pinsonneault-Marotte , G. Pisano , D. Poletti , R. Puddu , G. Puglisi , F. J. Qu , M. J. Randall , C. Ranucci , C. Raum , R. Reeves , C. L. Reichardt , M. Remazeilles , Y. Rephaeli , D. Riechers , J. Robe , M. F. Robertson , N. Robertson , K. Rogers , F. Rojas , A. Romero , E. Rosenberg , A. Rotti , S. Rowe , A. Roy , S. Sadeh , N. Sailer , K. Sakaguri , T. Sakuma , Y. Sakurai , M. Salatino , G. H. Sanders , D. Sasaki , M. Sathyanarayana Rao , T. P. Satterthwaite , L. Saunders , L. Scalcinati , E. Schaan , B. Schmitt , M. Schmittfull , N. Sehgal , J. Seibert , Y. Seino , U. Seljak , S. Shaikh , E. Shaw , P. Shellard , B. Sherwin , M. Shimon , J. E. Shroyer , C. Sierra , J. Sievers , C. Sifón , P. Sikhosana , M. Silva-Feaver , S. M. Simon , A. Sinclair , K. Smith , W. Sohn , X. Song , R. F. Sonka , D. Spergel , J. Spisak , S. T. Staggs , G. Stein , J. R. Stevens , R. Stompor , E. Storer , R. Sudiwala , J. Sugiyama , K. M. Surrao , S. Sutariya , A. Suzuki , J. Suzuki , O. Tajima , S. Takakura , A. Takeuchi , I. Tansieri , A. C. Taylor , G. Teply , T. Terasaki , A. Thomas , D. B. Thomas , R. Thornton , H. Trac , T. Tsan , E. Tsang King Sang , C. Tucker , J. Ullom , L. Vacher , L. Vale , A. van Engelen , J. Van Lanen , J. van Marrewijk , D. D. Van Winkle , C. Vargas , E. M. Vavagiakis , I. Veenendaal , C. Vergès , M. Vissers , M. Viña , K. Wagoner , S. Walker , L. Walters , Y. Wang , B. Westbrook , J. Williams , P. Williams , H. Winch , E. J. Wollack , K. Wolz , J. Wong , Z. Xu , K. Yamada , E. Young , B. Yu , C. Yu , M. Zannoni , K. Zheng , N. Zhu , A. Zonca , I. Zubeldia
The Simons Observatory (SO) will make precise temperature and polarization measurements of the cosmic microwave background (CMB) using a set of telescopes which will cover angular scales between 1 arcminute and tens of degrees, contain over…
Instrumentation and Methods for Astrophysics · Physics
2019-08-13
Nicholas Galitzki , Aamir Ali , Kam S. Arnold , Peter C. Ashton , Jason E. Austermann , Carlo Baccigalupi , Taylor Baildon , Darcy Barron , James A. Beall , Shawn Beckman , Sarah Marie M. Bruno , Sean Bryan , Paolo G. Calisse , Grace E. Chesmore , Yuji Chinone , Steve K. Choi , Gabriele Coppi , Kevin D. Crowley , Kevin T. Crowley , Ari Cukierman , Mark J. Devlin , Simon Dicker , Bradley Dober , Shannon M. Duff , Jo Dunkley , Giulio Fabbian , Patricio A. Gallardo , Martina Gerbino , Neil Goeckner-Wald , Joseph E. Golec , Jon E. Gudmundsson , Erin E. Healy , Shawn Henderson , Charles A. Hill , Gene C. Hilton , Shuay-Pwu Patty Ho , Logan A. Howe , Johannes Hubmayr , Oliver Jeong , Brian Keating , Brian J. Koopman , Kenji Kuichi , Akito Kusaka , Jacob Lashner , Adrian T. Lee , Yaqiong Li , Michele Limon , Marius Lungu , Frederick Matsuda , Philip D. Mauskopf , Andrew J. May , Nialh McCallum , Jeff McMahon , Federico Nati , Michael D. Niemack , John L. Orlowski-Scherer , Stephen C. Parshley , Lucio Piccirillo , Mayuri Sathyanarayana Rao , Christopher Raum , Maria Salatino , Joseph S. Seibert , Carlos Sierra , Max Silva-Feaver , Sara M. Simon , Suzanne T. Staggs , Jason R. Stevens , Aritoki Suzuki , Grant Teply , Robert Thornton , Calvin Tsai , Joel N. Ullom , Eve M. Vavagiakis , Michael R. Vissers , Benjamin Westbrook , Edward J. Wollack , Zhilei Xu , Ningfeng Zhu
The Simons Observatory (SO) will make precision temperature and polarization measurements of the cosmic microwave background (CMB) over angular scales between 1 arcminute and tens of degrees using over 60,000 detectors and sampling…
The Simons Observatory (SO) is a new experiment that aims to measure the cosmic microwave background (CMB) in temperature and polarization. SO will measure the polarized sky over a large range of microwave frequencies and angular scales…
Instrumentation and Methods for Astrophysics · Physics
2018-08-16
Patricio A. Gallardo , Jon Gudmundsson , Brian J. Koopman , Frederick T. Matsuda , Sara M. Simon , Aamir Ali , Sean Bryan , Yuji Chinone , Gabriele Coppi , Nicholas Cothard , Mark J. Devlin , Simon Dicker , Giulio Fabbian , Nicholas Galitzki , Charles A. Hill , Brian Keating , Akito Kusaka , Jacob Lashner , Adrian T. Lee , Michele Limon , Philip D. Mauskopf , Jeff McMahon , Federico Nati , Michael D. Niemack , John L. Orlowski-Scherer , Stephen C. Parshley , Giuseppe Puglisi , Christian L Reichardt , Maria Salatino , Suzanne Staggs , Aritoki Suzuki , Eve M. Vavagiakis , Edward J. Wollack , Zhilei Xu , Ningfeng Zhu
We quantify the calibration requirements for systematic uncertainties for next-generation ground-based observatories targeting the large-angle $B$-mode polarization of the Cosmic Microwave Background, with a focus on the Simons Observatory…
Cosmology and Nongalactic Astrophysics · Physics
2021-06-16
Maximilian H. Abitbol , David Alonso , Sara M. Simon , Jack Lashner , Kevin T. Crowley , Aamir M. Ali , Susanna Azzoni , Carlo Baccigalupi , Darcy Barron , Michael L. Brown , Erminia Calabrese , Julien Carron , Yuji Chinone , Jens Chluba , Gabriele Coppi , Kevin D. Crowley , Mark Devlin , Jo Dunkley , Josquin Errard , Valentina Fanfani , Nicholas Galitzki , Martina Gerbino , J. Colin Hill , Bradley R. Johnson , Baptiste Jost , Brian Keating , Nicoletta Krachmalnicoff , Akito Kusaka , Adrian T. Lee , Thibaut Louis , Mathew S. Madhavacheril , Heather McCarrick , Jeffrey McMahon , P. Daniel Meerburg , Federico Nati , Haruki Nishino , Lyman A. Page , Davide Poletti , Giuseppe Puglisi , Michael J. Randall , Aditya Rotti , Jacob Spisak , Aritoki Suzuki , Grant P. Teply , Clara Vergès , Edward J. Wollack , Zhilei Xu , Mario Zannoni
We present updated forecasts for the scientific performance of the degree-scale (0.5 deg FWHM at 93 GHz), deep-field survey to be conducted by the Simons Observatory (SO). By 2027, the SO Small Aperture Telescope (SAT) complement will be…
Cosmology and Nongalactic Astrophysics · Physics
2025-12-19
The Simons Observatory Collaboration , I. Abril-Cabezas , S. Adachi , P. Ade , A. E. Adler , P. Agrawal , J. Aguirre , S. Aiola , T. Alford , A. Ali , D. Alonso , M. A. Alvarez , R. An , M. Aravena , K. Arnold , P. Ashton , F. Astori , Z. Atkins , J. Austermann , S. Azzoni , C. Baccigalupi , D. Baker , R. Balafendiev , A. Baleato Lizancos , D. Barron , P. Barry , J. Bartlett , A. Basyrov , N. Battaglia , E. S. Battistelli , R. Battye , A. Bayer , A. Bazarko , J. A. Beall , R. Bean , D. Beck , S. Beckman , J. Begin , A. Beheshti , B. Beringue , T. Bhandarkar , S. Bhimani , F. Bianchini , E. Biermann , M. Billi , S. Biquard , B. Bixler , L. Bizzarri , S. Boada , D. Boettger , B. Bolliet , J. R. Bond , J. Borrill , J. Borrow , C. Braithwaite , T. L. R. Brien , M. L. Brown , S. M. Bruno , S. Bryan , R. Bustos , H. Cai , E. Calabrese , V. Calafut , F. M. Carl , A. Carones , J. Carron , A. Challinor , E. Chamberlain , P. Chanial , N. Chen , K. Cheung , B. Chiang , Y. Chinone , J. Chluba , H. S. Cho , S. K. Choi , M. Chu , J. Clancy , S. E. Clark , P. Clarke , J. Cleary , D. L. Clements , J. Connors , C. Contaldi , G. Coppi , L. Corbett , N. F. Cothard , W. Coulton , D. Crichton , K. D. Crowley , K. T. Crowley , A. Cukierman , J. M. D'Ewart , K. Dachlythra , O. Darwish , R. Datta , S. Day-Weiss , T. de Haan , S. Desai , M. Devlin , L. Di Mascolo , S. Dicker , K. Ding , C. Doux , P. Dow , S. Doyle , C. J. Duell , S. M. Duff , A. J. Duivenvoorden , J. Dunkley , M. Duparc , D. Dutcher , R. Dünner , M. Edenton , H. El Bouhargani , C. Embil Villagra , J. Errard , G. Fabbian , V. Fanfani , F. Farhadi Khouzani , G. S. Farren , J. Fergusson , S. Ferraro , R. Flauger , M. Forconi , A. Foster , K. Freese , J. C. Frisch , A. Frolov , G. Fuller , N. Galitzki , P. A. Gallardo , G. Galloni , J. T. Galvez Ghersi , K. Ganga , X. Garrido , E. Gawiser , M. Gerbino , R. Gerras , S. Giardiello , A. Gill , V. Gilles , U. Giri , E. Gleave , V. Gluscevic , N. Goeckner-Wald , S. Goldstein , J. E. Golec , S. Gordon , M. Gralla , S. Gratton , D. Green , J. C. Groh , C. Groppi , S. Grubb , Y. Guan , N. Gupta , J. E. Guðmundsson , B. Hadzhiyska , S. Hagstotz , P. Hargrave , S. Haridas , K. Harrington , I. Harrison , M. Hasegawa , M. Hasselfield , V. Haynes , M. Hazumi , A. He , E. Healy , S. W. Henderson , B. S. Hensley , E. Hertig , C. Hervías-Caimapo , M. Higuchi , C. A. Hill , J. C. Hill , M. Hilton , A. D. Hincks , G. Hinshaw , R. Hložek , A. Y. Q. Ho , S. Ho , S. P. Ho , T. D. Hoang , J. Hoh , J. Holder , J. Hood , E. Hornecker , A. L. Hornsby , S. C. Hotinli , Z. Huang , Z. B. Huber , J. Hubmayr , K. Huffenberger , A. Hughes , J. P. Hughes , A. Idicherian Lonappan , M. Ikape , K. Inaba , K. Irwin , J. Iuliano , A. H. Jaffe , B. Jain , D. Jain , H. T. Jense , O. Jeong , A. Johnson , B. R. Johnson , M. Johnson , M. E. Jones , N. Joshi , B. Jost , W. Kabalan , V. Kabra , D. Kaneko , J. Kania , E. D. Karpel , Y. Kasai , N. Katayama , B. Keating , B. Keller , R. Keskitalo , A. A. Khatua , J. Kim , T. Kisner , K. Kiuchi , K. Knowles , A. M. Kofman , Y. Koizumi , B. J. Koopman , A. Kosowsky , R. Kou , N. Krachmalnicoff , D. Kramer , A. Krishak , A. Krolewski , A. Kusaka , A. Kusiak , Y. Kvasiuk , P. La Plante , A. La Posta , A. Laguë , A. Lai , J. Lashner , M. Lattanzi , A. Lee , E. Lee , J. Leech , L. Legrand , C. Lessler , J. S. Leung , A. Lewis , Y. Li , Z. Li , M. Limon , L. Lin , E. Linder , M. Link , J. Liu , Y. Liu , J. Lloyd , J. Lonergan , T. Louis , T. Lucas , M. Ludlam , M. Lungu , M. Lyons , N. MacCrann , A. MacInnis , M. Madhavacheril , D. Mak , F. Maldonado , M. Mallaby-Kay , A. Manduca , A. Mangu , H. Mani , A. S. Maniyar , G. A. Marques , P. Masson , J. Mates , J. Mathewson , T. Matsumura , P. Mauskopf , A. May , N. McCallum , H. McCarrick , F. McCarthy , M. McCulloch , J. McMahon , P. D. Meerburg , Y. Mehta , J. Melin , E. Meulbroek , J. Meyers , A. Middleton , Y. Miki , A. Miller , M. Mirmelstein , Y. Mizozoe , B. Mohammadian , G. Montefalcone , K. Moodley , J. Moore , T. Morris , M. Morshed , T. Morton , E. Moser , T. Mroczkowski , M. Murata , J. Myers , M. Münchmeyer , S. Naess , H. Nakata , T. Namikawa , M. Nashimoto , F. Nati , P. Natoli , M. Negrello , S. K. Nerval , L. Newburgh , D. V. Nguyen , A. Nicola , M. D. Niemack , H. Nishino , Y. Nishinomiya , A. Novelli , S. O'Neill , N. Okumoto , A. Orlando , J. Orlowski-Scherer , L. Pagano , L. A. Page , S. Pandey , A. Papageorgiou , I. Paraskevakos , B. Partridge , D. Patel , R. Patki , S. Paulino Korte , M. Peel , K. Perez Sarmiento , F. Perrotta , P. Phakathi , L. Piccirillo , E. Pierpaoli , T. Pinsonneault-Marotte , G. Pisano , J. Pitocco , D. Poletti , C. Popik , B. Prasad , R. Puddu , G. Puglisi , F. J. Qu , F. Rahman , M. J. Randall , C. Ranucci , C. Raum , R. Reeves , C. L. Reichardt , M. Remazeilles , X. Ren , Y. Rephaeli , D. Riechers , B. Reid Guachalla , A. Rizzieri , J. Robe , M. F. Robertson , N. Robertson , K. Rogers , F. Rojas , A. Romero , E. Rosenberg , A. Rotti , S. Rowe , A. Roy , S. Sadeh , N. Sailer , K. Sakaguri , T. Sakuma , Y. Sakurai , M. Salatino , G. H. Sanders , D. Sasaki , M. Sathyanarayana Rao , T. P. Satterthwaite , L. Saunders , L. Scalcinati , E. Schaan , B. Schmitt , M. Schmittfull , N. Sehgal , J. Seibert , Y. Seino , U. Seljak , S. Shaikh , E. Shaw , P. Shellard , B. Sherwin , M. Shimon , J. E. Shroyer , C. Sierra , J. Sievers , C. Sifón , P. Sikhosana , M. Silva-Feaver , S. M. Simon , A. Sinclair , K. Smith , W. Sohn , X. Song , R. F. Sonka , T. Souverin , J. Spisak , S. T. Staggs , G. Stein , J. R. Stevens , R. Stompor , E. Storer , R. Sudiwala , Y. Sueno , J. Sugiyama , P. Suman , K. M. Surrao , S. Sutariya , A. Suzuki , J. Suzuki , O. Tajima , R. Takaku , S. Takakura , A. Takeuchi , I. Tansieri , A. C. Taylor , G. Teply , T. Terasaki , A. Thomas , D. B. Thomas , R. Thornton , P. Timbie , H. Trac , T. Tsan , E. Tsang King Sang , C. Tucker , J. Ullom , L. Vacher , L. Vale , A. van Engelen , J. Van Lanen , J. van Marrewijk , D. D. Van Winkle , C. Vargas , E. M. Vavagiakis , I. Veenendaal , C. Vergès , A. Villarrubia Aguilar , M. Vissers , M. Viña , K. Wagoner , S. Walker , L. Walters , Y. Wang , B. Westbrook , J. Williams , P. Williams , J. Wilson , H. Winch , E. J. Wollack , K. Wolz , J. Wong , Z. Xu , K. Yamada , E. Young , B. Yu , C. Yu , G. Zagatti , M. Zannoni , W. Zhang , K. Zheng , N. Zhu , A. Zonca , I. Zubeldia
The Simons Observatory (SO) is an upcoming cosmic microwave background (CMB) experiment located on Cerro Toco, Chile, that will map the microwave sky in temperature and polarization in six frequency bands spanning 27 to 285 GHz. SO will…
Instrumentation and Methods for Astrophysics · Physics
2020-05-20
Aamir M. Ali , Shunsuke Adachi , Kam Arnold , Peter Ashton , Andrew Bazarko , Yuji Chinone , Gabriele Coppi , Lance Corbett , Kevin D Crowley , Kevin T Crowley , Mark Devlin , Simon Dicker , Shannon Duff , Chris Ellis , Nicholas Galitzki , Neil Goeckner-Wald , Kathleen Harrington , Erin Healy , Charles A Hill , Shuay-Pwu Patty Ho , Johannes Hubmayr , Brian Keating , Kenji Kiuchi , Akito Kusaka , Adrian T Lee , Michael Ludlam , Aashrita Mangu , Frederick Matsuda , Heather McCarrick , Federico Nati , Michael D. Niemack , Haruki Nishino , John Orlowski-Scherer , Mayuri Sathyanarayana Rao , Christopher Raum , Yuki Sakurai , Maria Salatino , Trevor Sasse , Joseph Seibert , Carlos Sierra , Maximiliano Silva-Feaver , Jacob Spisak , Sara M Simon , Suzanne Staggs , Osamu Tajima , Grant Teply , Tran Tsan , Edward Wollack , Bejamin Westbrook , Zhilei Xu , Mario Zannoni , Ningfeng Zhu
The Simons Observatory (SO) is a new suite of cosmic microwave background telescopes in the Chilean Atacama Desert with an extensive science program spanning cosmology, Galactic and extragalactic astrophysics, and particle physics. SO will…
Instrumentation and Methods for Astrophysics · Physics
2026-04-20
Daniel Dutcher , Peter Dow , Shannon M. Duff , Shawn W. Henderson , Johannes Hubmayr , Bradley R. Johnson , Michael J. Link , Tammy J. Lucas , Michael D. Niemack , Yudai Seino , Rita F. Sonka , Suzanne Staggs , Yuhan Wang , Kaiwen Zheng
The Simons Observatory (SO) is an upcoming polarized cosmic microwave background (CMB) survey experiment with three small-aperture telescopes and one large-aperture telescope that will observe from the Atacama Desert in Chile. In total, SO…
Instrumentation and Methods for Astrophysics · Physics
2020-12-21
Brian J. Koopman , Jack Lashner , Lauren J. Saunders , Matthew Hasselfield , Tanay Bhandarkar , Sanah Bhimani , Steve K. Choi , Cody J. Duell , Nicholas Galitzki , Kathleen Harrington , Adam D. Hincks , Shuay-Pwu Patty Ho , Laura Newburgh , Christian L. Reichardt , Joseph Seibert , Jacob Spisak , Benjamin Westbrook , Zhilei Xu , Ningfeng Zhu
The Simons Observatory (SO) will make precision temperature and polarization measurements of the cosmic microwave background (CMB) using a series of telescopes which will cover angular scales between one arcminute and tens of degrees,…
Instrumentation and Methods for Astrophysics · Physics
2018-08-22
John L. Orlowski-Scherer , Ningfeng Zhu , Zhilei Xu , Aamir Ali , Kam S. Arnold , Peter C. Ashton , Gabriele Coppi , Mark Devlin , Simon Dicker , Nicholas Galitzki , Patricio A. Gallardo , Brian Keating , Adrian T. Lee , Michele Limon , Marius Lungu , Andrew May , Jeff McMahon , Michael D. Niemack , Lucio Piccirillo , Giuseppe Puglisi , Maria Salatino , Max Silva-Feaver , Sara M. Simon , Robert Thornton , Eve M. Vavagiakis
The Simons Observatory (SO) Small Aperture Telescopes (SATs) will observe the Cosmic Microwave Background (CMB) temperature and polarization at six frequency bands. Within these bands, the angular response of the telescope (beam) is…
Cosmology and Nongalactic Astrophysics · Physics
2026-02-25
Nadia Dachlythra , Kevin Wolz , Susanna Azzoni , David Alonso , Adriaan J. Duivenvoorden , Alexandre E. Adler , Jon E. Gudmundsson , Alessandro Carones , Gabriele Coppi , Samuel Day-Weiss , Josquin Errard , Nicholas Galitzki , Martina Gerbino , Remington G. Gerras , Carlos Hervias-Caimapo , Selim C. Hotinli , Federico Nati , Bruce Partridge , Yoshinori Sueno , Edward J. Wollack
Upcoming observations from the Simons Observatory have been projected to constrain the tensor-to-scalar ratio, $r$, at the level of $\sigma(r)=$0.003. Here we describe one of the forecasting algorithms for the Simons Observatory in more…
Cosmology and Nongalactic Astrophysics · Physics
2019-05-23
Ben Thorne , Jo Dunkley , David Alonso , Maximilian H. Abitbol , Josquin Errard , J. Colin Hill , Brian Keating , Grant Teply , Edward J. Wollack
In this proceeding, we present studies of instrumental systematic effects for the Simons Obsevatory (SO) that are associated with the detector system and its interaction with the full SO experimental systems. SO will measure the Cosmic…
Instrumentation and Methods for Astrophysics · Physics
2018-09-10
Kevin T. Crowley , Sara M. Simon , Max Silva-Feaver , Neil Goeckner-Wald , Aamir Ali , Jason Austermann , Michael L. Brown , Yuji Chinone , Ari Cukierman , Bradley Dober , Shannon M. Duff , Jo Dunkley , Josquin Errard , Giulio Fabbian , Patricio A. Gallardo , Shuay-Pwu Patty Ho , Johannes Hubmayr , Brian Keating , Akito Kusaka , Nialh McCallum , Jeff McMahon , Federico Nati , Michael D. Niemack , Giuseppe Puglisi , Mayuri Sathyanarayana Rao , Christian L. Reichardt , Maria Salatino , Praween Siritanasak , Suzanne Staggs , Aritoki Suzuki , Grant Teply , Daniel B. Thomas , Joel N. Ullom , Clara Vergès , Michael R. Vissers , Benjamin Westbrook , Edward J. Wollack , Zhilei Xu , Ningfeng Zhu
The Simons Observatory (SO) is a ground-based cosmic microwave background (CMB) experiment sited on Cerro Toco in the Atacama Desert in Chile that promises to provide breakthrough discoveries in fundamental physics, cosmology, and…
Instrumentation and Methods for Astrophysics · Physics
2019-10-10
The Simons Observatory Collaboration , Maximilian H. Abitbol , Shunsuke Adachi , Peter Ade , James Aguirre , Zeeshan Ahmed , Simone Aiola , Aamir Ali , David Alonso , Marcelo A. Alvarez , Kam Arnold , Peter Ashton , Zachary Atkins , Jason Austermann , Humna Awan , Carlo Baccigalupi , Taylor Baildon , Anton Baleato Lizancos , Darcy Barron , Nick Battaglia , Richard Battye , Eric Baxter , Andrew Bazarko , James A. Beall , Rachel Bean , Dominic Beck , Shawn Beckman , Benjamin Beringue , Tanay Bhandarkar , Sanah Bhimani , Federico Bianchini , Steven Boada , David Boettger , Boris Bolliet , J. Richard Bond , Julian Borrill , Michael L. Brown , Sarah Marie Bruno , Sean Bryan , Erminia Calabrese , Victoria Calafut , Paolo Calisse , Julien Carron , Fred. M Carl , Juan Cayuso , Anthony Challinor , Grace Chesmore , Yuji Chinone , Jens Chluba , Hsiao-Mei Sherry Cho , Steve Choi , Susan Clark , Philip Clarke , Carlo Contaldi , Gabriele Coppi , Nicholas F. Cothard , Kevin Coughlin , Will Coulton , Devin Crichton , Kevin D. Crowley , Kevin T. Crowley , Ari Cukierman , John M. D'Ewart , Rolando Dünner , Tijmen de Haan , Mark Devlin , Simon Dicker , Bradley Dober , Cody J. Duell , Shannon Duff , Adri Duivenvoorden , Jo Dunkley , Hamza El Bouhargani , Josquin Errard , Giulio Fabbian , Stephen Feeney , James Fergusson , Simone Ferraro , Pedro Fluxà , Katherine Freese , Josef C. Frisch , Andrei Frolov , George Fuller , Nicholas Galitzki , Patricio A. Gallardo , Jose Tomas Galvez Ghersi , Jiansong Gao , Eric Gawiser , Martina Gerbino , Vera Gluscevic , Neil Goeckner-Wald , Joseph Golec , Sam Gordon , Megan Gralla , Daniel Green , Arpi Grigorian , John Groh , Chris Groppi , Yilun Guan , Jon E. Gudmundsson , Mark Halpern , Dongwon Han , Peter Hargrave , Kathleen Harrington , Masaya Hasegawa , Matthew Hasselfield , Makoto Hattori , Victor Haynes , Masashi Hazumi , Erin Healy , Shawn W. Henderson , Brandon Hensley , Carlos Hervias-Caimapo , Charles A. Hill , J. Colin Hill , Gene Hilton , Matt Hilton , Adam D. Hincks , Gary Hinshaw , Renée Hložek , Shirley Ho , Shuay-Pwu Patty Ho , Thuong D. Hoang , Jonathan Hoh , Selim C. Hotinli , Zhiqi Huang , Johannes Hubmayr , Kevin Huffenberger , John P. Hughes , Anna Ijjas , Margaret Ikape , Kent Irwin , Andrew H. Jaffe , Bhuvnesh Jain , Oliver Jeong , Matthew Johnson , Daisuke Kaneko , Ethan D. Karpel , Nobuhiko Katayama , Brian Keating , Reijo Keskitalo , Theodore Kisner , Kenji Kiuchi , Jeff Klein , Kenda Knowles , Anna Kofman , Brian Koopman , Arthur Kosowsky , Nicoletta Krachmalnicoff , Akito Kusaka , Phil LaPlante , Jacob Lashner , Adrian Lee , Eunseong Lee , Antony Lewis , Yaqiong Li , Zack Li , Michele Limon , Eric Linder , Jia Liu , Carlos Lopez-Caraballo , Thibaut Louis , Marius Lungu , Mathew Madhavacheril , Daisy Mak , Felipe Maldonado , Hamdi Mani , Ben Mates , Frederick Matsuda , Loïc Maurin , Phil Mauskopf , Andrew May , Nialh McCallum , Heather McCarrick , Chris McKenney , Jeff McMahon , P. Daniel Meerburg , James Mertens , Joel Meyers , Amber Miller , Mark Mirmelstein , Kavilan Moodley , Jenna Moore , Moritz Munchmeyer , Charles Munson , Masaaki Murata , Sigurd Naess , Toshiya Namikawa , Federico Nati , Martin Navaroli , Laura Newburgh , Ho Nam Nguyen , Andrina Nicola , Mike Niemack , Haruki Nishino , Yume Nishinomiya , John Orlowski-Scherer , Luca Pagano , Bruce Partridge , Francesca Perrotta , Phumlani Phakathi , Lucio Piccirillo , Elena Pierpaoli , Giampaolo Pisano , Davide Poletti , Roberto Puddu , Giuseppe Puglisi , Chris Raum , Christian L. Reichardt , Mathieu Remazeilles , Yoel Rephaeli , Dominik Riechers , Felipe Rojas , Aditya Rotti , Anirban Roy , Sharon Sadeh , Yuki Sakurai , Maria Salatino , Mayuri Sathyanarayana Rao , Lauren Saunders , Emmanuel Schaan , Marcel Schmittfull , Neelima Sehgal , Joseph Seibert , Uros Seljak , Paul Shellard , Blake Sherwin , Meir Shimon , Carlos Sierra , Jonathan Sievers , Cristobal Sifon , Precious Sikhosana , Maximiliano Silva-Feaver , Sara M. Simon , Adrian Sinclair , Kendrick Smith , Wuhyun Sohn , Rita Sonka , David Spergel , Jacob Spisak , Suzanne T. Staggs , George Stein , Jason R. Stevens , Radek Stompor , Aritoki Suzuki , Osamu Tajima , Satoru Takakura , Grant Teply , Daniel B. Thomas , Ben Thorne , Robert Thornton , Hy Trac , Jesse Treu , Calvin Tsai , Carole Tucker , Joel Ullom , Sunny Vagnozzi , Alexander van Engelen , Jeff Van Lanen , Daniel D. Van Winkle , Eve M. Vavagiakis , Clara Vergès , Michael Vissers , Kasey Wagoner , Samantha Walker , Yuhan Wang , Jon Ward , Ben Westbrook , Nathan Whitehorn , Jason Williams , Joel Williams , Edward Wollack , Zhilei Xu , Siavash Yasini , Edward Young , Byeonghee Yu , Cyndia Yu , Fernando Zago , Mario Zannoni , Hezi Zhang , Kaiwen Zheng , Ningfeng Zhu , Andrea Zonca
The Simons Observatory (SO) is a set of cosmic microwave background instruments that will be deployed in the Atacama Desert in Chile. The key science goals include setting new constraints on cosmic inflation, measuring large scale structure…
Instrumentation and Methods for Astrophysics · Physics
2018-10-11
Sean A. Bryan , Sara M. Simon , Martina Gerbino , Grant Teply} , Aamir Ali , Yuji Chinone , Kevin Crowley , Giulio Fabbian , Patricio A. Gallardo , Neil Goeckner-Wald , Brian Keating , Brian Koopman , Akito Kusaka , Frederick Matsuda , Philip Mauskopf , Jeff McMahon , Federico Nati , Giuseppe Puglisi , Christian L Reichardt , Maria Salatino , Zhilei Xu , Ningfeng Zhu
The Simons Observatory (SO) is a cosmic microwave background (CMB) survey experiment located in the Atacama Desert in Chile at an elevation of 5200 meters, nominally consisting of an array of three 0.42-meter small aperture telescopes…
Instrumentation and Methods for Astrophysics · Physics
2024-12-03
Aashrita Mangu , Lance Corbett , Sanah Bhimani , Fred Carl , Samuel Day-Weiss , Brooke DiGia , Josquin Errard , Nicholas Galitzki , Masashi Hazumi , Shawn W. Henderson , Varun Kabra , Amber Miller , Jenna Moore , Xue Song , Tran Tsan , Yuhan Wang , Andrea Zonca
The Simons Observatory (SO) is an upcoming experiment that will study temperature and polarization fluctuations in the cosmic microwave background (CMB) from the Atacama Desert in Chile. SO will field both a large aperture telescope (LAT)…
Instrumentation and Methods for Astrophysics · Physics
2021-08-17
Charles A. Hill , Sarah Marie M. Bruno , Sara M. Simon , Aamir Ali , Kam S. Arnold , Peter C. Ashton , Darcy Barron , Sean Bryan , Yuji Chinone , Gabriele Coppi , Kevin T. Crowley , Ari Cukierman , Simon Dicker , Jo Dunkley , Giulio Fabbian , Nicholas Galitzki , Patricio A. Gallardo , Jon E. Gudmundsson , Johannes Hubmayr , Brian Keating , Akito Kusaka , Adrian T. Lee , Frederick Matsuda , Philip D. Mauskopf , Jeffrey McMahon , Michael D. Niemack , Giuseppe Puglisi , Mayuri Sathyanarayana Rao , Maria Salatino , Carlos Sierra , Suzanne Staggs , Aritoki Suzuki , Grant Teply , Joel N. Ullom , Benjamin Westbrook , Zhilei Xu , Ningfeng Zhu
The Simons Observatory (SO) will detect and map the temperature and polarization of the millimeter-wavelength sky from Cerro Toco, Chile across a range of angular scales, providing rich data sets for cosmological and astrophysical analysis.…
Instrumentation and Methods for Astrophysics · Physics
2022-08-10
Erin Healy , Daniel Dutcher , Zachary Atkins , Jason Austermann , Steve K. Choi , Cody J. Duell , Shannon Duff , Nicholas Galitzki , Zachary B. Huber , Johannes Hubmayr , Bradley R. Johnson , Heather McCarrick , Michael D. Niemack , Rita Sonka , Suzanne T. Staggs , Eve Vavagiakis , Yuhan Wang , Zhilei Xu , Kaiwen Zheng
The Simons Observatory is a ground-based telescope array located at an elevation of 5200 meters, in the Atacama Desert in Chile, designed to measure the temperature and polarization of the cosmic microwave background. It comprises four…
Instrumentation and Methods for Astrophysics · Physics
2024-11-13
Remington G. Gerras , Thomas Alford , Michael J. Randall , Joseph Seibert , Grace Chesmore , Kevin T. Crowley , Nicholas Galitzki , Jon Gudmundsson , Kathleen Harrington , Bradley R. Johnson , J. B. Lloyd , Amber D. Miller , Max Silva-Feaver