Related papers: The Simons Observatory: Improved Cryogenic Struts …

The Simons Observatory: Design and Measured Performance of a Carbon Fiber Strut for a Cryogenic Truss

We present the design and measured performance of a new carbon fiber strut design that is used in a cryogenically cooled truss for the Simons Observatory Small Aperture Telescope (SAT). The truss consists of two aluminum 6061 rings…

Instrumentation and Methods for Astrophysics · Physics 2022-05-27 Kevin D. Crowley , Peter Dow , Jordan E. Shroyer , John C. Groh , Bradley Dober , Jacob Spisak , Nicholas Galitzki , Tanay Bhandarkar , Mark J. Devlin , Simon Dicker , Patricio A. Gallardo , Kathleen Harrington , Bradley R. Johnson , Delwin Johnson , Anna M. Kofman , Akito Kusaka , Adrian Lee , Michele Limon , Jeffrey Iuliano , Federico Nati , John Orlowski-Scherer , Lyman Page , Michael Randall , Grant Teply , Tran Tsan , Edward J. Wollack , Zhilei Xu , Ningfeng Zhu

Cooldown Strategies and Transient Thermal Simulations for the Simons Observatory

The Simons Observatory (SO) will provide precision polarimetry of the cosmic microwave background (CMB) using a series of telescopes which will cover angular scales from arc-minutes to tens of degrees, contain over 60,000 detectors, and…

Instrumentation and Methods for Astrophysics · Physics 2018-08-27 Gabriele Coppi , Zhilei Xu , Aamir Ali , Mark J. Devlin , Simon Dicker , Nicholas Galitzki , Patricio A. Gallardo , Brian Keating , Michele Limon , Marius Longu , Andrew J. May , Jeff McMahon , Michael D. Niemack , Jack L. Orlowski-Scherer , Lucio Piccirillo , Giuseppe Puglisi , Maria Salatino , Sara M. Simon , Grant Teply , Robert Thornton , Eve M. Vavagiakis , Ningfeng Zhu

The Simons Observatory Large Aperture Telescope Receiver

The Simons Observatory (SO) Large Aperture Telescope Receiver (LATR) will be coupled to the Large Aperture Telescope located at an elevation of 5,200 m on Cerro Toco in Chile. The resulting instrument will produce arcminute-resolution…

Instrumentation and Methods for Astrophysics · Physics 2021-09-22 Ningfeng Zhu , Tanay Bhandarkar , Gabriele Coppi , Anna M. Kofman , John L. Orlowski-Scherer , Zhilei Xu , Shunsuke Adachi , Peter Ade , Simone Aiola , Jason Austermann , Andrew O. Bazarko , James A. Beall , Sanah Bhimani , J. Richard Bond , Grace E. Chesmore , Steve K. Choi , Jake Connors , Nicholas F. Cothard , Mark Devlin , Simon Dicker , Bradley Dober , Cody J. Duell , Shannon M. Duff , Rolando Dünner , Giulio Fabbian , Nicholas Galitzki , Patricio A. Gallardo , Joseph E. Golec , Saianeesh K. Haridas , Kathleen Harrington , Erin Healy , Shuay-Pwu Patty Ho , Zachary B. Huber , Johannes Hubmayr , Jeffrey Iuliano , Bradley R. Johnson , Brian Keatin , Kenji Kiuchi , Brian J. Koopman , Jack Lashner , Adrian T. Lee , Yaqiong Li , Michele Limon , Michael Link , Tammy J Lucas , Heather McCarrick , Jenna Moore , Federico Nati , Laura B. Newburgh , Michael D. Niemack , Elena Pierpaoli , Michael J. Randall , Karen Perez Sarmiento , Lauren J. Saunders , Joseph Seibert , Carlos Sierra , Rita Sonka , Jacob Spisak , Shreya Sutariya , Osamu Tajima , Grant P. Teply , Robert J. Thornton , Tran Tsan , Carole Tucker , Joel Ullom , Eve M. Vavagiakis , Michael R. Vissers , Samantha Walker , Benjamin Westbrook , Edward J. Wollack , Mario Zannoni

Simons Observatory Large Aperture Telescope Receiver Design Overview

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 and…

Instrumentation and Methods for Astrophysics · Physics 2018-08-31 Ningfeng Zhu , John L. Orlowski-Scherer , Zhilei Xu , Aamir Ali , Kam S. Arnold , Peter C. Ashton , Gabriele Coppi , Mark J. Devlin , Simon Dicker , Nicholas Galitzki , Patricio A. Gallardo , Shawn W. Henderson , Shuay-Pwu Patty Ho , Johannes Hubmayr , Brian Keating , Adrian T. Lee , Michele Limon , Marius Lungu , Philip D. Mauskopf , Andrew J. May , Jeff McMahon , Michael D. Niemack , Lucio Piccirillo , Giuseppe Puglisi , Mayuri Sathyanarayana Rao , Maria Salatino , Max Silva-Feaver , Sara M. Simon , Suzanne Staggs , Robert Thornton , Joel N. Ullom , Eve M. Vavagiakis , Benjamin Westbrook , Edward J. Wollack

The Integration and Testing Program for the Simons Observatory Large Aperture Telescope Optics Tubes

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 2021-02-04 Kathleen Harrington , Carlos Sierra , Grace Chesmore , Shreya Sutariya , Aamir M. Ali , Steve K. Choi , Nicholas F. Cothard , Simon Dicker , Nicholas Galitzki , Shuay-Pwu Patty Ho , Anna M. Kofman , Brian J. Koopman , Jack Lashner , Jeff McMahon , Michael D. Niemack , John Orlowski-Scherer , Joseph Seibert , Max Silva-Feaver , Eve M. Vavagiakis , Zhilei Xu , Ningfeng Zhu

Simons Observatory: Characterization of the Large Aperture Telescope Receiver

The Simons Observatory (SO) is a ground-based cosmic microwave background (CMB) survey experiment that currently consists of three 0.42m small-aperture telescopes (SATs) and one 6m large-aperture telescope (LAT), located at an elevation of…

Instrumentation and Methods for Astrophysics · Physics 2025-01-17 Tanay Bhandarkar , Saianeesh K. Haridas , Jeff Iuliano , Anna Kofman , Alex Manduca , Karen Perez Sarmiento , John Orlowski-Scherer , Thomas P. Satterthwaite , Yuhan Wang , Zeeshan Ahmed , Jason E. Austermann , Kyuyoung Bae , Gabriele Coppi , Mark J. Devlin , Simon R Dicker , Peter N. Dow , Shannon M. Duff , Daniel Dutcher , Nicholas Galitzki , Jon E. Gudmundsson , Shawn W. Henderson , Johannes Hubmayr , Bradley R. Johnson , Matthew A. Koc , Brian J. Koopman , Michele Limon , Michael J Link , Tammy J. Lucas , Jenna E. Moore , Federico Nati , Michael D. Niemack , Carlos E. Sierra , Max Silva-Feaver , Robinjeet Singh , Suzanne T. Staggs , Rita F. Sonka , Robert J. Thornton , Tran Tsan , Jeff L. Van Lanen , Eve M. Vavagiakis , Michael R Vissers , Liam Walters , Mario Zannoni , Kaiwen Zheng

The Simons Observatory: the Large Aperture Telescope Receiver (LATR) Integration and Validation Results

The Simons Observatory (SO) will observe the cosmic microwave background (CMB) from Cerro Toco in the Atacama Desert of Chile. The observatory consists of three 0.5 m Small Aperture Telescopes (SATs) and one 6 m Large Aperture Telescope…

Instrumentation and Methods for Astrophysics · Physics 2020-12-16 Zhilei Xu , Tanay Bhandarkar , Gabriele Coppi , Anna M. Kofman , John L. Orlowski-Scherer , Ningfeng Zhu , Aamir M. Ali , Kam Arnold , Jason E. Austermann , Steve K. Choi , Jake Connors , Nicholas F. Cothard , Mark Devlin , Simon Dicker , Bradley Dober , Shannon M. Duff , Giulio Fabbian , Nicholas Galitzki , Saianeesh K. Haridas , Kathleen Harrington , Erin Healy , Shuay-Pwu Patty Ho , Johannes Hubmayr , Jeffrey Iuliano , Jack Lashner , Yaqiong Li , Michele Limon , Brian J. Koopman , Heather McCarrick , Jenna Moore , Federico Nati , Michael D. Niemack , Christian L. Reichardt , Karen Perez Sarmiento , Joseph Seibert , Maximiliano Silva-Feaver , Rita F. Sonka , Suzanne Staggs , Robert J. Thornton , Eve M. Vavagiakis , Michael R. Vissers , Samantha Walker , Yuhan Wang , Edward J. Wollack , Kaiwen Zheng

Simons Observatory large aperture receiver simulation overview

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: Development and Validation of the Large Aperture Telescope Receiver

The Simons Observatory (SO) is a ground-based cosmic microwave background (CMB) survey experiment that consists of three 0.5 m small-aperture telescopes (SATs) and one 6 m large-aperture telescope (LAT), sited at an elevation of 5200 m in…

Instrumentation and Methods for Astrophysics · Physics 2022-07-29 Tanay Bhandarkar , Sanah Bhimani , Gabriele Coppi , Simon Dicker , Saianeesh K. Haridas , Kathleen Harrington , Jeffrey Iuliano , Bradley Johnson , Anna M. Kofman , Jack Lashner , Jenna Moore , David V. Nguyen , John Orlowski-Scherer , Karen Perez Sarmiento , Julia Robe , Maximiliano Silva-Feaver , Robert J. Thornton , Yuhan Wang , Zhilei Xu

The Simons Observatory: Dark Characterization of the Large Aperture Telescope

The Simons Observatory (SO) is a cosmic microwave background experiment composed of three 0.42 m Small Aperture Telescopes (SATs) and one 6 m Large Aperture Telescope (LAT) in the Atacama Desert of Chile. The Large Aperture Telescope…

Instrumentation and Methods for Astrophysics · Physics 2024-10-03 Saianeesh K. Haridas , Zeeshan Ahmed , Tanay Bhandarkar , Mark Devlin , Simon Dicker , Shannon M. Duff , Daniel Dutcher , Kathleen Harrington , Shawn W. Henderson , Johannes Hubmayr , Bradley R. Johnson , Anna Kofman , Alex Manduca , Michael D. Niemack , Michael J. Randall , Thomas P. Satterthwaite , John Orlowski-Scherer , Benjamin L. Schmitt , Carlos Sierra , Max Silva-Feaver , Robert J. Thornton , Yuhan Wang , Kaiwen Zheng

Simons Observatory Small Aperture Telescope overview

The Simons Observatory (SO) is a cosmic microwave background (CMB) experiment from the Atacama Desert in Chile comprising three small-aperture telescopes (SATs) and one large-aperture telescope (LAT). In total, SO will field over 60,000…

Instrumentation and Methods for Astrophysics · Physics 2021-01-29 Kenji Kiuchi , Shunsuke Adachi , Aamir M. Ali , Kam Arnold , Peter Ashton , Jason E. Austermann , Andrew Bazako , James A. Beall , Yuji Chinone , Gabriele Coppi , Kevin D. Crowley , Kevin T. Crowley , Simon Dicker , Bradley Dober , Shannon M. Duff , Giulio Fabbian , Nicholas Galitzki , Joseph E. Golec , Jon E. Gudmundsson , Kathleen Harrington , Masaya Hasegawa , Makoto Hattori , Charles A. Hill , Shuay-Pwu Patty Ho , Johannes Hubmayr , Bradley R. Johnson , Daisuke Kaneko , Nobuhiko Katayama , Brian Keating , Akito Kusaka , Jack Lashner , Adrian T. Lee , Frederick Matsuda , Heather McCarrick , Masaaki Murata , Federico Nati , Yume Nishinomiya , Lyman Page , Mayuri Sathyanarayana Rao , Christian L. Reichardt , Kana Sakaguri , Yuki Sakurai , Joseph Seibert , Jacob Spisak , Osamu Tajima , Grant P. Teply , Tomoki Terasaki , Tran Tsan , Samantha Walker , Edward J. Wollack , Zhilei Xu , Kyohei Yamada , Mario Zannoni , Ningfeng Zhu

The Simons Observatory: Studies of Detector Yield and Readout Noise From the First Large-Scale Deployment of Microwave Multiplexing at the Large Aperture Telescope

The Simons Observatory is a new ground-based cosmic microwave background experiment, which is currently being commissioned in Chile's Atacama Desert. During its survey, the observatory's small aperture telescopes will map 10% of the sky in…

Instrumentation and Methods for Astrophysics · Physics 2024-09-13 Thomas P. Satterthwaite , Zeeshan Ahmed , Kyuyoung Bae , Mark Devlin , Simon Dicker , Shannon M. Duff , Daniel Dutcher , Saianeesh K. Haridas , Shawn W. Henderson , Johannes Hubmayr , Bradley R. Johnson , Anna Kofman , Jack Lashner , Michael J. Link , Tammy J. Lucas , Alex Manduca , Michael D. Niemack , John Orlowski-Scherer , Tristan Pinsonneault-Marotte , Max Silva-Feaver , Suzanne Staggs , Eve M. Vavagiakis , Yuhan Wang , Kaiwen Zheng

Cold optical design for the Large Aperture Simons Observatory telescope

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

Simons Observatory Microwave SQUID Multiplexing Readout -- Cryogenic RF Amplifier and Coaxial Chain Design

The Simons Observatory (SO) is an upcoming polarization-sensitive Cosmic Microwave Background (CMB) experiment on the Cerro Toco Plateau (Chile) with large overlap with other optical and infrared surveys (e.g., DESI, LSST, HSC). To enable…

Instrumentation and Methods for Astrophysics · Physics 2020-03-23 Mayuri Sathyanarayana Rao , Maximiliano Silva-Feaver , Aamir Ali , Kam Arnold , Peter Ashton , Bradley J. Dober , Cody J. Duell , Shannon M. Duff , Nicholas Galitzki , Erin Healy , Shawn Henderson , Shuay-Pwu Patty Ho , Jonathan Hoh , Anna M. Kofman , Akito Kusaka , Adrian T. Lee , Aashrita Mangu , Justin Mathewson , Philip Mauskopf , Heather McCarrick , Jenna Moore , Michael D. Niemack , Christopher Raum , Maria Salatino , Trevor Sasse , Joseph Seibert , Sara M. Simon , Suzanne Staggs , Jason R. Stevens , Grant Teply , Robert Thornton , Joel Ullom , Eve M. Vavagiakis , Benjamin Westbrook , Zhilei Xu , Ningfeng Zhu

The Simons Observatory: Science Goals and Forecasts for the Enhanced Large Aperture Telescope

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: Instrument Overview

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: Design, Optimization, and Performance of Low Frequency Detectors

The Simons Observatory (SO) is a cosmic microwave background (CMB) experiment located in the Atacama Desert in Chile that will make precise temperature and polarization measurements over six spectral bands ranging from 27 to 285 GHz. Three…

Instrumentation and Methods for Astrophysics · Physics 2024-12-03 Aashrita Mangu , Benjamin Westbrook , Shawn Beckman , Lance Corbett , Kevin T. Crowley , Daniel Dutcher , Bradley R. Johnson , Adrian T. Lee , Varun Kabra , Bhoomija Prasad , Suzanne T. Staggs , Aritoki Suzuki , Yuhan Wang , Kaiwen Zheng

The Simons Observatory: Characterizing the Large Aperture Telescope Receiver with Radio Holography

We present near-field radio holography measurements of the Simons Observatory Large Aperture Telescope Receiver optics. These measurements demonstrate that radio holography of complex millimeter-wave optical systems comprising cryogenic…

Instrumentation and Methods for Astrophysics · Physics 2022-12-05 Grace E. Chesmore , Kathleen Harrington , Carlos E. Sierra , Patricio A. Gallardo , Shreya Sutariya , Tommy Alford , Alexandre E. Adler , Tanay Bhandarkar , Gabriele Coppi , Nadia Dachlythra , Joseph Golec , Jon Gudmundsson , Saianeesh K. Haridas , Bradley R. Johnson , Anna M. Kofman , Jeffrey Iuliano , Jeff McMahon , Michael D. Niemack , John Orlowski-Scherer , Karen Perez Sarmiento , Roberto Puddu , Max Silva-Feaver , Sara M. Simon , Julia Robe , Edward J. Wollack , Zhilei Xu

The Simons Observatory: Characterization of All DC/RF Routing Wafers for Detector Modules

The Simons Observatory (SO) is a cosmic microwave background experiment with over 67,000 polarization-sensitive transition-edge sensor (TES) detectors currently installed for use in observations and plans to increase the total detector…

Instrumentation and Methods for Astrophysics · Physics 2025-10-02 Alicia Middleton , Kyuyoung Bae , Cody J. Duell , Shannon M. Duff , Erin Healy , Zachary B. Huber , Johannes Hubmayr , Ben Keller , Lawrence T. Lin , Michael J. Link , Tammy J. Lucas , Michael D. Niemack , Eve M. Vavagiakis , Yuhan Wang

Development and performance of Universal Readout Harnesses for the Simons Observatory

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