First M87 Event Horizon Telescope Results. II. Array and Instrumentation

Author(s):   Kazunori Akiyama , Antxon Alberdi , Walter Alef , Keiichi Asada , Rebecca Azulay , Anne-Kathrin Baczko , David Ball , Mislav Baloković , John Barrett , Dan Bintley , Lindy Blackburn , Wilfred Boland , Katherine L. Bouman , Geoffrey C. Bower , Michael Bremer , Christiaan D. Brinkerink , Roger Brissenden , Silke Britzen , Avery E. Broderick , Dominique Broguiere , Thomas Bronzwaer , Do-Young Byun , John E. Carlstrom , Andrew Chael , Chi-kwan Chan , Shami Chatterjee , Koushik Chatterjee , Ming-Tang Chen , Yongjun Chen , Ilje Cho , Pierre Christian , John E. Conway , James M. Cordes , Geoffrey B. Crew , Yuzhu Cui , Jordy Davelaar , Mariafelicia De Laurentis , Roger Deane , Jessica Dempsey , Gregory Desvignes , Jason Dexter , Sheperd S. Doeleman , Ralph P. Eatough , Heino Falcke , Vincent L. Fish , Ed Fomalont , Raquel Fraga-Encinas , Per Friberg , Christian M. Fromm , José L. Gómez , Peter Galison , Charles F. Gammie , Roberto García , Olivier Gentaz , Boris Georgiev , Ciriaco Goddi , Roman Gold , Minfeng Gu , Mark Gurwell , Kazuhiro Hada , Michael H. Hecht , Ronald Hesper , Luis C. Ho , Paul Ho , Mareki Honma , Chih-Wei L. Huang , Lei Huang , David H. Hughes , Shiro Ikeda , Makoto Inoue , Sara Issaoun , David J. James , Buell T. Jannuzi , Michael Janssen , Britton Jeter , Wu Jiang , Michael D. Johnson , Svetlana Jorstad , Taehyun Jung , Mansour Karami , Ramesh Karuppusamy , Tomohisa Kawashima , Garrett K. Keating , Mark Kettenis , Jae-Young Kim , Junhan Kim , Jongsoo Kim , Motoki Kino , Jun Yi Koay , Patrick M. Koch , Shoko Koyama , Michael Kramer , Carsten Kramer , Thomas P. Krichbaum , Cheng-Yu Kuo , Tod R. Lauer , Sang-Sung Lee , Yan-Rong Li , Zhiyuan Li , Michael Lindqvist , Kuo Liu , Elisabetta Liuzzo , Wen-Ping Lo , Andrei P. Lobanov , Laurent Loinard , Colin Lonsdale , Ru-Sen Lu , Nicholas R. MacDonald , Jirong Mao , Sera Markoff , Daniel P. Marrone , Alan P. Marscher , Iván Martí-Vidal , Satoki Matsushita , Lynn D. Matthews , Lia Medeiros , Karl M. Menten , Yosuke Mizuno , Izumi Mizuno , James M. Moran , Kotaro Moriyama , Monika Moscibrodzka , Cornelia Müller , Hiroshi Nagai , Neil M. Nagar , Masanori Nakamura , Ramesh Narayan , Gopal Narayanan , Iniyan Natarajan , Roberto Neri , Chunchong Ni , Aristeidis Noutsos , Hiroki Okino , Héctor Olivares , Gisela N. Ortiz-León , Tomoaki Oyama , Feryal Özel , Daniel C. M. Palumbo , Nimesh Patel , Ue-Li Pen , Dominic W. Pesce , Vincent Piétu , Richard Plambeck , Aleksandar PopStefanija , Oliver Porth , Ben Prather , Jorge A. Preciado-López , Dimitrios Psaltis , Hung-Yi Pu , Venkatessh Ramakrishnan , Ramprasad Rao , Mark G. Rawlings , Alexander W. Raymond , Luciano Rezzolla , Bart Ripperda , Freek Roelofs , Alan Rogers , Eduardo Ros , Mel Rose , Arash Roshanineshat , Helge Rottmann , Alan L. Roy , Chet Ruszczyk , Benjamin R. Ryan , Kazi L. J. Rygl , Salvador Sánchez , David Sánchez-Arguelles , Mahito Sasada , Tuomas Savolainen , F. Peter Schloerb , Karl-Friedrich Schuster , Lijing Shao , Zhiqiang Shen , Des Small , Bong Won Sohn , Jason SooHoo , Fumie Tazaki , Paul Tiede , Remo P. J. Tilanus , Michael Titus , Kenji Toma , Pablo Torne , Tyler Trent , Sascha Trippe , Shuichiro Tsuda , Ilse van Bemmel , Huib Jan van Langevelde , Daniel R. van Rossum , Jan Wagner , John Wardle , Jonathan Weintroub , Norbert Wex , Robert Wharton , Maciek Wielgus , George N. Wong , Qingwen Wu , André Young , Ken Young , Ziri Younsi , Feng Yuan , Ye-Fei Yuan , J. Anton Zensus , Guangyao Zhao , Shan-Shan Zhao , Ziyan Zhu , Juan-Carlos Algaba , Alexander Allardi , Rodrigo Amestica , Uwe Bach , Christopher Beaudoin , Bradford A. Benson , Ryan Berthold , Jay M. Blanchard , Ray Blundell , Sandra Bustamente , Roger Cappallo , Edgar Castillo-Domínguez , Chih-Cheng Chang , Shu-Hao Chang , Song-Chu Chang , Chung-Chen Chen , Ryan Chilson , Tim C. Chuter , Rodrigo Córdova Rosado , Iain M. Coulson , Thomas M. Crawford , Joseph Crowley , John David , Mark Derome , Matthew Dexter , Sven Dornbusch , Kevin A. Dudevoir , Sergio A. Dzib , Chris Eckert , Neal R. Erickson , Wendeline B. Everett , Aaron Faber , Joseph R. Farah , Vernon Fath , Thomas W. Folkers , David C. Forbes , Robert Freund , Arturo I. Gómez-Ruiz , David M. Gale , Feng Gao , Gertie Geertsema , David A. Graham , Christopher H. Greer , Ronald Grosslein , Frédéric Gueth , Nils W. Halverson , Chih-Chiang Han , Kuo-Chang Han , Jinchi Hao , Yutaka Hasegawa , Jason W. Henning , Antonio Hernández-Gómez , Rubén Herrero-Illana , Stefan Heyminck , Akihiko Hirota , James Hoge , Yau-De Huang , C. M. Violette Impellizzeri , Homin Jiang , Atish Kamble , Ryan Keisler , Kimihiro Kimura , Yusuke Kono , Derek Kubo , John Kuroda , Richard Lacasse , Robert A. Laing , Erik M. Leitch , Chao-Te Li , Lupin C.-C. Lin , Ching-Tang Liu , Kuan-Yu Liu , Li-Ming Lu , Ralph G. Marson , Pierre L. Martin-Cocher , Kyle D. Massingill , Callie Matulonis , Martin P. McColl , Stephen R. McWhirter , Hugo Messias , Zheng Meyer-Zhao , Daniel Michalik , Alfredo Montaña , William Montgomerie , Matias Mora-Klein , Dirk Muders , Andrew Nadolski , Santiago Navarro , Chi H. Nguyen , Hiroaki Nishioka , Timothy Norton , George Nystrom , Hideo Ogawa , Peter Oshiro , Tomoaki Oyama , Stephen Padin , Harriet Parsons , Scott N. Paine , Juan Peñalver , Neil M. Phillips , Michael Poirier , Nicolas Pradel , Rurik A. Primiani , Philippe A. Raffin , Alexandra S. Rahlin , George Reiland , Christopher Risacher , Ignacio Ruiz , Alejandro F. Sáez-Madaín , Remi Sassella , Pim Schellart , Paul Shaw , Kevin M. Silva , Hotaka Shiokawa , David R. Smith , William Snow , Kamal Souccar , Don Sousa , T. K. Sridharan , Ranjani Srinivasan , William Stahm , Antony A. Stark , Kyle Story , Sjoerd T. Timmer , Laura Vertatschitsch , Craig Walther , Ta-Shun Wei , Nathan Whitehorn , Alan R. Whitney , David P. Woody , Jan G. A. Wouterloot , Melvin Wright , Paul Yamaguchi , Chen-Yu Yu , Milagros Zeballos , Lucy Ziurys , The Event Horizon Telescope Collaboration

Publication date Created: April 10 2019

Publication date (Electronic): April 10 2019

Journal: The Astrophysical Journal

Publisher: American Astronomical Society