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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 ground-based cosmic microwave background (CMB) survey experiment that consists of three 0.5 m small-aperture telescopes and one 6 m large-aperture telescope, sited at an elevation of 5200 m in the Atacama…
Instrumentation and Methods for Astrophysics · Physics
2022-07-29
Jenna E. Moore , Tanay Bhandarkar , Brooke DiGia , Cody Duell , Nicholas Galitzki , Justin Mathewson , John Orlowski-Scherer , Max Silva-Feaver , Yuhan Wang , Caleb Wheeler , Zhilei Xu , Philip Mauskopf
The Simons Observatory (SO) will measure the cosmic microwave background (CMB) in both temperature and polarization over a wide range of angular scales and frequencies from 27-270 GHz with unprecedented sensitivity. One technology for…
Instrumentation and Methods for Astrophysics · Physics
2018-09-21
Sara M. Simon , Joseph E. Golec , Aamir Ali , Jason Austermann , James A. Beall , Sarah Marie M. Bruno , Steve K. Choi , Kevin T. Crowley , Simon Dicker , Bradley Dober , Shannon M. Duff , Erin Healy , Charles A. Hill , Shuay-Pwu Patty Ho , Johannes Hubmayr , Yaqiong Li , Marius Lungu , Jeff McMahon , John Orlowski-Scherer , Maria Salatino , Suzanne Staggs , Edward J. Wollack , Zhilei Xu , Ningfeng Zhu
The Simons Observatory (SO) will be a cosmic microwave background (CMB) survey experiment with three small-aperture telescopes and one large-aperture telescope, which will observe from the Atacama Desert in Chile. In total, SO will field…
Instrumentation and Methods for Astrophysics · Physics
2023-09-14
Eve M. Vavagiakis , Zeeshan Ahmed , Aamir Ali , Kam Arnold , Jason Austermann , Sarah Marie Bruno , Steve K. Choi , Jake Connors , Nicholas F. Cothard , Simon Dicker , Brad Dober , Shannon Duff , Valentina Fanfani , Erin Healy , Shawn Henderson , Shuay-Pwu Patty Ho , Duc-Thuong Hoang , Gene Hilton , Johannes Hubmayr , Nicoletta Krachmalnicoff , Yaqiong Li , John Mates , Heather McCarrick , Federico Nati , Michael Niemack , Maximiliano Silva-Feaver , Suzanne Staggs , Jason Stevens , Michael Vissers , Joel Ullom , Kasey Wagoner , Zhilei Xu , Ningfeng Zhu
The Simons Observatory (SO) is a Cosmic Microwave Background (CMB) experiment to observe the microwave sky in six frequency bands from 30GHz to 290GHz. The Observatory -- at $\sim$5200m altitude -- comprises three Small Aperture Telescopes…
Instrumentation and Methods for Astrophysics · Physics
2021-05-03
Zhilei Xu , Shunsuke Adachi , Peter Ade , J. A. Beall , Tanay Bhandarkar , J. Richard Bond , Grace E. Chesmore , Yuji Chinone , Steve K. Choi , Jake A. Connors , Gabriele Coppi , Nicholas F. Cothard , Kevin D. Crowley , Mark Devlin , Simon Dicker , Bradley Dober , Shannon M. Duff , Nicholas Galitzki , Patricio A. Gallardo , Joseph E. Golec , Jon E. Gudmundsson , Saianeesh K. Haridas , Kathleen Harrington , Carlos Hervias-Caimapo , Shuay-Pwu Patty Ho , Zachary B. Huber , Johannes Hubmayr , Jeffrey Iuliano , Daisuke Kaneko , Anna M. Kofman , Brian J. Koopman , Jack Lashner , Michele Limon , Michael J. Link , Tammy J. Lucas , Frederick Matsuda , Heather McCarrick , Federico Nati , Michael D. Niemack , John Orlowski-Scherer , Lucio Piccirillo , Karen Perez Sarmiento , Emmanuel Schaan , Maximiliano Silva-Feaver , Rita Sonka , Shreya Sutariya , Osamu Tajima , Grant P. Teply , Tomoki Terasaki , Robert Thornton , Carole Tucker , Joel Ullom , Eve M. Vavagiakis , Michael R. Vissers , Samantha Walker , Zachary Whipps , Edward J. Wollack , Mario Zannoni , Ningfeng Zhu , Andrea Zonca
The Simons Observatory (SO) is a group of modern telescopes dedicated to observing the polarized cosmic microwave background (CMB), transients, and more. The Observatory consists of four telescopes and instruments, with over 60,000…
Instrumentation and Methods for Astrophysics · Physics
2025-10-07
David V. Nguyen , Sanah Bhimani , Nicholas Galitzki , Brian J. Koopman , Jack Lashner , Laura Newburgh , Max Silva-Feaver , Kyohei Yamada
The Simons Observatory (SO) will be a cosmic microwave background (CMB) survey experiment with three small-aperture telescopes and one large-aperture telescope, which will observe from the Atacama Desert in Chile. In total, SO will field…
Instrumentation and Methods for Astrophysics · Physics
2021-10-05
Joseph E. Golec , Jeffrey J. McMahon , Aamir M. Ali , Grace E. Chesmore , Leah Cooperrider , Simon Dicker , Nicholas Galitzki , Kathleen Harrington , Rebecca Jackson , Benjamin Westbrook , Edward J. Wollack , Zhilei Xu , Ningfeng Zhu
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
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) is a ground based Cosmic Microwave Background experiment that will be deployed to the Atacama Desert in Chile. SO will field over 60,000 transition edge sensor (TES) bolometers that will observe in six spectral…
Instrumentation and Methods for Astrophysics · Physics
2022-07-26
Jack Lashner , Joseph Seibert , Max Silva-Feaver , Tanay Bhandarkar , Kevin T. Crowley , Shannon M. Duff , Daniel Dutcher , Kathleen Harrington , Shawn W. Henderson , Amber D. Miller , Michael Niemack , Suzanne Staggs , Yuhan Wang , Kaiwen Zheng
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
Observing in six frequency bands from 27 to 280 GHz over a large sky area, the Simons Observatory (SO) is poised to address many questions in Galactic astrophysics in addition to its principal cosmological goals. In this work, we provide…
Astrophysics of Galaxies · Physics
2022-05-04
Brandon S. Hensley , Susan E. Clark , Valentina Fanfani , Nicoletta Krachmalnicoff , Giulio Fabbian , Davide Poletti , Giuseppe Puglisi , Gabriele Coppi , Jacob Nibauer , Roman Gerasimov , Nicholas Galitzki , Steve K. Choi , Peter C. Ashton , Carlo Baccigalupi , Eric Baxter , Blakesley Burkhart , Erminia Calabrese , Jens Chluba , Josquin Errard , Andrei V. Frolov , Carlos Hervías-Caimapo , Kevin M. Huffenberger , Bradley R. Johnson , Baptiste Jost , Brian Keating , Heather McCarrick , Federico Nati , Mayuri Sathyanarayana Rao , Alexander van Engelen , Samantha Walker , Kevin Wolz , Zhilei Xu , Ningfeng Zhu , Andrea Zonca
The Simons Observatory (SO) is a ground-based cosmic microwave background survey experiment that consists of three 0.5 m small-aperture telescopes and one 6 m large-aperture telescope, sited at an elevation of 5200 m in the Atacama Desert…
Instrumentation and Methods for Astrophysics · Physics
2022-07-20
Lauren J. Saunders , Matthew Hasselfield , Brian J. Koopman , Laura Newburgh
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) 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 (SO) will observe the temperature and polarization anisotropies of the cosmic microwave background (CMB) over a wide range of frequencies (27 to 270 GHz) and angular scales by using both small (0.5 m) and large (6 m)…
Instrumentation and Methods for Astrophysics · Physics
2018-08-23
Maria Salatino , Jacob Lashner , Martina Gerbino , Sara M. Simon , Joy Didier , Aamir Ali , Peter C. Ashton , Sean Bryan , Yuji Chinone , Kevin Coughlin , Kevin T. Crowley , Giulio Fabbian , Nicholas Galitzki , Neil Goeckner-Wald , Joseph E. Golec , Jon E. Gudmundsson , Charles A. Hill , Brian Keating , Akito Kusaka , Adrian T. Lee , Jeffrey McMahon , Amber D. Miller , Giuseppe Puglisi , Christian L. Reichardt , Grant Teply , Zhilei Xu , Ningfeng Zhu
The Simons Observatory (SO) is a cosmic microwave background instrumentation suite being deployed in the Atacama Desert in northern Chile. The telescopes within SO use three types of dichroic transition-edge sensor (TES) detector arrays,…
Instrumentation and Methods for Astrophysics · Physics
2024-01-30
Daniel Dutcher , Shannon M. Duff , John C. Groh , Erin Healy , Johannes Hubmayr , Bradley R. Johnson , Dante Jones , Ben Keller , Lawrence T. Lin , Michael J. Link , Tammy J. Lucas , Samuel Morgan , Yudai Seino , Rita F. Sonka , Suzanne T. Staggs , Yuhan Wang , Kaiwen Zheng
The Simons Observatory will map the temperature and polarization over half of the sky, at millimeter wavelengths in six spectral bands from the Atacama Desert in Chile. These data will provide new insights into the genesis, content, and…
Instrumentation and Methods for Astrophysics · Physics
2024-05-15
Carlos E. Sierra , Kathleen Harrington , Shreya Sutariya , Thomas Alford , Anna M. Kofman , Grace E. Chesmore , Jason E. Austermann , Andrew Bazarko , James A. Beall , Tanay Bhandarkar , Mark J. Devlin , Simon R. Dicker , Peter N. Dow , Shannon M. Duff , Daniel Dutcher , Nicholas Galitzki , Joseph E. Golec , John C. Groh , Jon E. Gudmundsson , Saianeesh K. Haridas , Erin Healy , Johannes Hubmayr , Jeffrey Iuliano , Bradley R. Johnson , Claire S. Lessler , Richard A. Lew , Michael J. Link , Tammy J. Lucas , Jeffrey J. McMahon , Jenna E. Moore , Federico Nati , Michael D. Niemack , Benjamin L. Schmitt , Max Silva-Feaver , Robinjeet Singh , Rita F. Sonka , Alex Thomas , Robert J. Thornton , Tran Tsan , Joel N. Ullom , Jeffrey L. Van Lanen , Eve M. Vavagiakis , Michael R. Vissers , Yuhan Wang , Kaiwen Zheng
We present the design methodology and characterization of a superconducting magnetic bearing (SMB) system for the polarization modulator in the SAT-LF, one of the small aperture telescopes (SATs) in the Simons Observatory (SO) that is…
Instrumentation and Methods for Astrophysics · Physics
2025-03-31
Daichi Sasaki , Junna Sugiyama , Kyohei Yamada , Bryce Bixler , Yuki Sakurai , Kam Arnold , Bradley R. Johnson , Akito Kusaka
The Simons Observatory will consist of a single large (6 m diameter) telescope and a number of smaller (0.5 m diameter) refracting telescopes designed to measure the polarization of the Cosmic Microwave Background to unprecedented accuracy.…
Instrumentation and Methods for Astrophysics · Physics
2019-12-16
S. R. Dicker , P. A. Gallardo , J. E Gudmundsson , P. D. Mauskopf , A. Ali , P. C. Ashton , G. Coppi , M. J. Devlin , N. Galitzki , S. P. Ho , C. A. Hill , J. Hubmayr , B. Keating , A. T. Lee , M. Limon , F. Matsuda , J. McMahon , M. D. Niemack , J. L. Orlowski-Scherer , L. Piccirillo , M. Salatino , S. M. Simon , S. T. Staggs , R. Thornton , J. N. Ullom , E. M. Vavagiakis , E. J. Wollack , Z. Xu , N. Zhu