Related papers: The Simons Observatory: Development and Optical Ev…

The Simons Observatory: Cryogenic Half Wave Plate Rotation Mechanism for the Small Aperture Telescopes

We present the requirements, design and evaluation of the cryogenic continuously rotating half-wave plate (CHWP) for the Simons Observatory (SO). SO is a cosmic microwave background (CMB) polarization experiment at Parque Astron\'{o}mico…

Instrumentation and Methods for Astrophysics · Physics 2025-01-20 K. Yamada , B. Bixler , Y. Sakurai , P. C. Ashton , J. Sugiyama , K. Arnold , J. Begin , L. Corbett , S. Day-Weiss , N. Galitzki , C. A. Hill , B. R. Johnson , B. Jost , A. Kusaka , B. J. Koopman , J. Lashner , A. T. Lee , A. Mangu , H. Nishino , L. A. Page , M. J. Randall , D. Sasaki , X. Song , J. Spisak , T. Tsan , Y. Wang , P. A. Williams

The Simons Observatory: Rotation Performance of Cryogenic Half-Wave Plate Polarization Modulators

We present the on-site rotation performance of the first three cryogenic continuously rotating half-wave plate (HWP) polarization modulators for the Simons Observatory small aperture telescopes (SATs). The SATs operate at an altitude of…

Instrumentation and Methods for Astrophysics · Physics 2026-05-27 Kyohei Yamada , Bryce Bixler , Junna Sugiyama , Daichi Sasaki , Yuki Sakurai , Kam Arnold , Samuel Day-Weiss , Nicholas Galitzki , Bradley R. Johnson , Akito Kusaka , Lyman A. Page , Yoshinori Sueno

The Simons Observatory: Design, Integration, and Current Status of Small Aperture Telescopes

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

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: Design, integration, and testing of the small aperture telescopes

The Simons Observatory (SO) is a cosmic microwave background (CMB) survey experiment that includes small-aperture telescopes (SATs) observing from an altitude of 5,200 m in the Atacama Desert in Chile. The SO SATs will cover six spectral…

Instrumentation and Methods for Astrophysics · Physics 2024-05-13 Nicholas Galitzki , Tran Tsan , Jake Spisak , Michael Randall , Max Silva-Feaver , Joseph Seibert , Jacob Lashner , Shunsuke Adachi , Sean M. Adkins , Thomas Alford , Kam Arnold , Peter C. Ashton , Jason E. Austermann , Carlo Baccigalupi , Andrew Bazarko , James A. Beall , Sanah Bhimani , Bryce Bixler , Gabriele Coppi , Lance Corbett , Kevin D. Crowley , Kevin T. Crowley , Samuel Day-Weiss , Simon Dicker , Peter N. Dow , Cody J. Duell , Shannon M. Duff , Remington G. Gerras , John C. Groh , Jon E. Gudmundsson , Kathleen Harrington , Masaya Hasegawa , Erin Healy , Shawn W. Henderson , Johannes Hubmayr , Jeffrey Iuliano , Bradley R. Johnson , Brian Keating , Ben Keller , Kenji Kiuchi , Anna M. Kofman , Brian J. Koopman , Akito Kusaka , Adrian T. Lee , Richard A. Lew , Lawrence T. Lin , Michael J Link , Tammy J. Lucas , Marius Lungu , Aashrita Mangu , Jeffrey J McMahon , Amber D. Miller , Jenna E. Moore , Magdy Morshed , Hironobu Nakata , Federico Nati , Laura B. Newburgh , David V. Nguyen , Michael D. Niemack , Lyman A. Page , Kana Sakaguri , Yuki Sakurai , Mayuri Sathyanarayana Rao , Lauren J. Saunders , Jordan E. Shroyer , Junna Sugiyama , Osamu Tajima , Atsuto Takeuchi , Refilwe Tanah Bua , Grant Teply , Tomoki Terasaki , Joel N. Ullom , Jeffrey L. Van Lanen , Eve M. Vavagiakis , Michael R Vissers , Liam Walters , Yuhan Wang , Zhilei Xu , Kyohei Yamada , Kaiwen Zheng

Studies of Systematic Uncertainties for Simons Observatory: Polarization Modulator Related Effects

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: 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

Studies of Systematic Uncertainties for Simons Observatory: Optical Effects and Sensitivity Considerations

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

The Simons Observatory: laboratory beam characterization for the first small aperture telescope

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

Small Aperture Telescopes for the Simons Observatory

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

Simons Observatory Focal-Plane Module: In-lab Testing and Characterization Program

The Simons Observatory (SO) is a ground-based cosmic microwave background instrument to be sited in the Atacama Desert in Chile. SO will deploy 60,000 transition-edge sensor bolometers in 49 separate focal-plane modules across a suite of…

Instrumentation and Methods for Astrophysics · Physics 2023-09-08 Yuhan Wang , Kaiwen Zheng , Zachary Atkins , Jason Austermann , Tanay Bhandarkar , Steve K. Choi , Shannon M. Duff , Daniel Dutcher , Nicholas Galitzki , Erin Healy , Zachary B. Huber , Johannes Hubmayr , Bradley R. Johnson , Jack Lashner , Yaqiong Li , Heather McCarrick , Michael D. Niemack , Joseph Seibert , Maximiliano Silva-Feaver , Rita Sonka , Suzanne T. Staggs , Eve Vavagiakis , Zhilei Xu

Demonstration of the broadband half-wave plate using the nine-layer sapphire for the CMB polarization experiment

We report the development of the achromatic half-wave plate (AHWP) at millimeter wave for cosmic microwave background polarization experiments. We fabricate an AHWP consisting of nine a-cut sapphire plates based on the Pancharatnam recipe…

Instrumentation and Methods for Astrophysics · Physics 2020-01-24 Kunimoto Komatsu , Tomotake Matsumura , Hiroaki Imada , Hirokazu Ishino , Nobuhiko Katayama , Yuki Sakurai

The Simons Observatory: Deployment and current configuration of the Observatory Control System for SAT-MF1 and data access software systems

The Simons Observatory (SO) is a Cosmic Microwave Background experiment located in the Atacama Desert in Chile. SO consists of three small aperture telescopes (SATs) and one large aperture telescope (LAT) with a total of 60,000 detectors in…

Instrumentation and Methods for Astrophysics · Physics 2024-07-24 Sanah Bhimani , Jack Lashner , Simone Aiola , Kevin T. Crowley , Nicholas Galitzki , Remington G. Geras , Kathleen Harrington , Matthew Hasselfield , Alyssa Johnson , Brian J. Koopman , Hironobu Nakata , Laura Newburgh , David V. Nguyen , Michael J. Randall , Max Silva-Feaver

Design and development of an ambient-temperature continuously-rotating achromatic half-wave plate for CMB polarization modulation on the POLARBEAR-2 experiment

We describe the development of an ambient-temperature continuously-rotating half-wave plate (HWP) for study of the Cosmic Microwave Background (CMB) polarization by the POLARBEAR-2 (PB2) experiment. Rapid polarization modulation suppresses…

Instrumentation and Methods for Astrophysics · Physics 2016-07-26 Charles A. Hill , Shawn Beckman , Yuji Chinone , Neil Goeckner-Wald , Masashi Hazumi , Brian Keating , Akito Kusaka , Adrian T. Lee , Frederick Matsuda , Richard Plambeck , Aritoki Suzuki , Satoru Takakura

The Simons Observatory: Antenna control software integration and implementation

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

The Simons Observatory: Astro2020 Decadal Project Whitepaper

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: Science goals and forecasts

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

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

Simons Observatory: Observatory Scheduler and Automated Data Processing

The Simons Observatory (SO) is a next-generation ground-based telescope located in the Atacama Desert in Chile, designed to map the cosmic microwave background (CMB) with unprecedented precision. The observatory consists of three small…

Instrumentation and Methods for Astrophysics · Physics 2024-06-18 Yilun Guan , Kathleen Harrington , Jack Lashner , Sanah Bhimani , Kevin T. Crowley , Nicholas Galitzki , Ken Ganga , Matthew Hasselfield , Adam D. Hincks , Brian Keating , Brian J. Koopman , Laura Newburgh , David V. Nguyen , Max Silva-Feaver

The Simons Observatory: Large Diameter and Large Load-Capacity Superconducting Magnetic Bearing for a Millimeter-Wave Polarization Modulator

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