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

Journal: The Astrophysical Journal Letters

Published: 2019-04-10

DOI: 10.3847/2041-8213/ab0c96

Affiliations: 139

Authors: 340

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Institutions Share
Max Planck Institute for Radio Astronomy (MPIFR), Germany 0.09
Institute of Astronomy and Astrophysics (ASIAA), Academia Sinica, Taiwan 0.07
Harvard-Smithsonian Center for Astrophysics (CfA), United States of America (USA) 0.06
MIT Haystack Observatory, United States of America (USA) 0.06
Department of Astronomy and Steward Observatory, Arizona, United States of America (USA) 0.06
East Asian Observatory (EAO), United States of America (USA) 0.05
Institute for Mathematics, Astrophysics and Particle Physics (IMAPP), RU, Netherlands 0.04
Institut de Radioastronomie Millimétrique (IRAM), France 0.03
ASIAA Hawaii Operations, United States of America (USA) 0.03
Harvard Black Hole Initiative (BHI), United States of America (USA) 0.03
Institute for Theoretical Physics (ITP), GU, Germany 0.02
Department of Astronomy, UMass Amherst, United States of America (USA) 0.02
Mizusawa VLBI Observatory, NAOJ, Japan 0.02
National Institute of Astrophysics, Optics and Electronics (INAOE), CONACYT, Mexico 0.02
National Chung-Shan Institute of Science and Technology (NCSIST), Taiwan 0.02
IRAM Granada, Spain 0.02
Korea Astronomy and Space Science Institute (KASI), South Korea 0.01
Shanghai Astronomical Observatory (SHAO), CAS, China 0.01
National Astronomical Observatory of Japan (NAOJ), NINS, Japan 0.01
Joint Institute for VLBI ERIC (JIVE), Netherlands 0.01
NRAO Technology Center (NTC), United States of America (USA) 0.01
Perimeter Institute for Theoretical Physics (PI), Canada 0.01
Kavli Institute for Cosmological Physics (KICP), UChicago, United States of America (USA) 0.01
Osaka Prefecture University (OPU), Japan 0.01
Department of Physics and Astronomy, University of Waterloo, Canada 0.01
NSF National Radio Astronomy Observatory (NRAO), United States of America (USA) 0.01
Department of Astronomy and Astrophysics, UChicago, United States of America (USA) 0.01
Department of Physics, UIUC, United States of America (USA) 0.01
Department of Astronomy, UdeC, Chile 0.01
Chalmers Onsala Space Observatory (OSO), Sweden 0.01
Joint ALMA Observatory (JAO), Chile 0.01
Waterloo Centre for Astrophysics (WCA), University of Waterloo, Canada 0.01
European Southern Observatory (ESO), Chile 0.01
Anton Pannekoek Institute for Astronomy (API), UvA, Netherlands 0.01
Institute of Astrophysics of Andalusia (IAA), CSIC, Spain 0.01
Department of Astronomical Science, Sokendai, Japan 0.01
Netherlands Research School for Astronomy (NOVA), Netherlands 0.01
Radio Astronomy Laboratory (RAL), UC Berkeley, United States of America (USA) 0.01
National Council of Science and Technology (CONACYT), Mexico 0.01
Cornell Center for Astrophysics and Planetary Science (CCAPS), Cornell University, United States of America (USA) 0.01
University of Science and Technology (UST), South Korea 0.01
Systems and Technology Research LLC (STR), United States of America (USA) 0
Department of Astronomy, UIUC, United States of America (USA) 0
Max Planck Institute for Extraterrestrial Physics (MPE), Germany 0
Centre for Radio Astronomy Techniques and Technologies (RATT), RU, South Africa 0
Institute for Astrophysical Research (IAR), BU, United States of America (USA) 0
CAS Key Laboratory for Researches in Galaxies and Cosmology, SHAO CAS, China 0
Harvard Department of Physics, United States of America (USA) 0
Department of Physics, UChicago, United States of America (USA) 0
School of Astronomy and Space Sciences, NJU, China 0
UCLA Department of Physics and Astronomy, United States of America (USA) 0
Instituto de Radioastronomía y Astrofísica (IRyA), UNAM, Mexico 0
non-affiliated author contributions, International 0
Center for Astrophysics and Space Astronomy (CASA), CU-Boulder, United States of America (USA) 0
INAF - Institute of Radioastronomy (IRA), Italy 0
Italian ALMA Regional Centre (Italian ARC), Italy 0
Owens Valley Radio Observatory (OVRO), Caltech, United States of America (USA) 0
School of Physics, HUST, China 0
CAS Key Laboratory of Particle Astrophysics, IHEP CAS, China 0
National Optical Astronomy Observatory (NOAO), United States of America (USA) 0
Department of Physics, NSYSU, Taiwan 0
Department of Astronomy, UC Berkeley, United States of America (USA) 0
Stanford Kavli Institute for Particle Astrophysics and Cosmology (KIPAC), United States of America (USA) 0
Kavli Institute for Astronomy and Astrophysics at Peking University (KIAA-PKU), China 0
University of Vermont (UVM), United States of America (USA) 0
Department of Physics and Astronomy, SNU, South Korea 0
Western University (UWO), Canada 0
Department of Astronomy, USTC, China 0
CAS Key Laboratory of Radio Astronomy, PMO CAS, China 0
Martin A. Fisher School of Physics, Brandeis University, United States of America (USA) 0
Royal Netherlands Meteorological Institute (KNMI), Netherlands 0
Dutch ALMA Regional Centre (Allegro), Netherlands 0
Enrico Fermi Institute (EFI), UChicago, United States of America (USA) 0
Department of Astrophysical and Planetary Sciences, CU-Boulder, United States of America (USA) 0
Fermi National Accelerator Laboratory (Fermilab), United States of America (USA) 0
George W. Woodruff School of Mechanical Engineering, Georgia Tech, United States of America (USA) 0
UCL Mullard Space Science Laboratory (MSSL), United Kingdom (UK) 0
Merlab, P.C., United States of America (USA) 0
Department of Physics, UM, Malaysia 0
Department of Astrophysical Sciences, Princeton University, United States of America (USA) 0
European Space Research and Technology Centre (ESTEC), ESA, Netherlands 0
Department of Physics, CU-Boulder, United States of America (USA) 0
ASTRON Netherlands Institute for Radio Astronomy, NWO-I, Netherlands 0
Department of Physics, UNIST, South Korea 0
Jodrell Bank Observatory, UoM, United Kingdom (UK) 0
Square Kilometre Array (SKA Organisation), United Kingdom (UK) 0
Research Institute in Astrophysics and Planetology (IRAP), France 0
High Energy Physics Division (HEP), ANL, United States of America (USA) 0
Leiden Observatory (STRW), Netherlands 0
Institute of Astronomy (IA), UNAM, Mexico 0
Astronomical Institute, Tohoku University, Japan 0
Department of Physics, UCSB, United States of America (USA) 0
The University of Arizona (Arizona), United States of America (USA) 0
Department of Physics, UP, South Africa 0
Department of Astronomy, PKU, China 0
V. V. Sobolev Astronomical Institute, SPbU, Russia 0
Academic Support Center, Kogakuin University, Japan 0
MOE Key Laboratory of Modern Astronomy and Astrophysics, NJU, China 0
Department of Physics, NTU, Taiwan 0
Frontier Research Institute for Interdisciplinary Science (FRIS), Tohoku University, Japan 0
GRavitation and AstroParticle Physics Amsterdam (GRAPPA), UvA, Netherlands 0
Centro Astronómico de Yebes (CAY), IGN, Spain 0
University of the Americas (UDLAP), Mexico 0
Department of Astronomy, UTokyo, Japan 0
Computational Physics and Methods (CCS-2), LANL, United States of America (USA) 0
Center for Theoretical Astrophysics, LANL, United States of America (USA) 0
Hiroshima Astrophysical Science Center (HASC), HU, Japan 0
Center for Detectors (CfD), RIT, United States of America (USA) 0
Department of Astronomy and Astrophysics, UV, Spain 0
Astronomical Observatory (OAUV), UV, Spain 0
California Institute of Technology (Caltech), United States of America (USA) 0
Netherlands Organization for Scientific Research (NWO), Netherlands 0
Department of Physics, UNINA, Italy 0
INFN Section in Napoli, Italy 0
Department of Astronomy, Yonsei University, South Korea 0
Harvard Department of the History of Science, United States of America (USA) 0
School of Physics and Astronomy, RIT, United States of America (USA) 0
Yunnan Observatories (YNAO), NAOC CAS, China 0
Metsähovi Radio Observatory, Aalto University, Finland 0
School of Astronomy and Space Science, UCAS, China 0
Department of Electronics and Nanoengineering (ELE), Aalto University, Finland 0
Center for Astronomical Mega-Science (CAMS), CAS, China 0
CAS Key Laboratory for the Structure and Evolution of Celestial Objects (KLSECO), YNAO CAS, China 0
University of Massachusetts Boston (UMass Boston), United States of America (USA) 0
Institute of Statistical Mathematics (ISM), ROIS, Japan 0
Canadian Institute for Theoretical Astrophysics (CITA), U of T, Canada 0
WPI Kavli Institute for the Physics and Mathematics of the Universe (WPI Kavli IPMU), UTokyo, Japan 0
Canadian Institute for Advanced Research (CIFAR), Canada 0
Dunlap Institute for Astronomy and Astrophysics, U of T, Canada 0
Department of Statistical Science, Sokendai, Japan 0

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