National Astronomical Observatory of Japan

Short name

NAOJ

Country, city

Japan, Mitaka-shi

052rrw050

Organization website

Publications

9 173

Citations

286 622

h-index

195

Top-3 journals

Astrophysical Journal (2127 publications)

Publication of the Astronomical Society of Japan (1261 publications)

Monthly Notices of the Royal Astronomical Society (893 publications)

Top-3 organizations

University of Tokyo (3168 publications)

The Graduate University for Advanced Studies (1550 publications)

Kyoto University (1202 publications)

Top-3 foreign organizations

California Institute of Technology (531 publications)

Center for Astrophysics | Harvard & Smithsonian (400 publications)

National Institute for Astrophysics (377 publications)

Most cited in 5 years

Found

Publication title from chars

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Journal

Field of science

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Publications found: 0

Since 1968

Total publications

9173

Total citations

286622

Citations per publication

31.25

Average publications per year

160.93

Average authors per publication

13.42

h-index

195

Metrics description

h-index

A scientist has an h-index if h of his N publications are cited at least h times each, while the remaining (N - h) publications are cited no more than h times each.

https://www.pnas.org/doi/full/10.1073/pnas.0507655102

Top-30

Fields of science

	1000 2000 3000 4000 5000 6000 7000
Astronomy and Astrophysics	Astronomy and Astrophysics, 6568, 39.27% Astronomy and Astrophysics 6568 publications, 39.27%
Space and Planetary Science	Space and Planetary Science, 6549, 39.15% Space and Planetary Science 6549 publications, 39.15%
Geophysics	Geophysics, 290, 1.73% Geophysics 290 publications, 1.73%
General Physics and Astronomy	General Physics and Astronomy, 271, 1.62% General Physics and Astronomy 271 publications, 1.62%
Nuclear and High Energy Physics	Nuclear and High Energy Physics, 231, 1.38% Nuclear and High Energy Physics 231 publications, 1.38%
General Earth and Planetary Sciences	General Earth and Planetary Sciences, 215, 1.29% General Earth and Planetary Sciences 215 publications, 1.29%
Electrical and Electronic Engineering	Electrical and Electronic Engineering, 201, 1.2% Electrical and Electronic Engineering 201 publications, 1.2%
Condensed Matter Physics	Condensed Matter Physics, 190, 1.14% Condensed Matter Physics 190 publications, 1.14%
Atmospheric Science	Atmospheric Science, 181, 1.08% Atmospheric Science 181 publications, 1.08%
Aerospace Engineering	Aerospace Engineering, 170, 1.02% Aerospace Engineering 170 publications, 1.02%
Atomic and Molecular Physics, and Optics	Atomic and Molecular Physics, and Optics, 162, 0.97% Atomic and Molecular Physics, and Optics 162 publications, 0.97%
Multidisciplinary	Multidisciplinary, 161, 0.96% Multidisciplinary 161 publications, 0.96%
Physics and Astronomy (miscellaneous)	Physics and Astronomy (miscellaneous), 138, 0.83% Physics and Astronomy (miscellaneous) 138 publications, 0.83%
Electronic, Optical and Magnetic Materials	Electronic, Optical and Magnetic Materials, 110, 0.66% Electronic, Optical and Magnetic Materials 110 publications, 0.66%
Instrumentation	Instrumentation, 107, 0.64% Instrumentation 107 publications, 0.64%
Mathematical Physics	Mathematical Physics, 96, 0.57% Mathematical Physics 96 publications, 0.57%
Applied Mathematics	Applied Mathematics, 96, 0.57% Applied Mathematics 96 publications, 0.57%
Computational Mathematics	Computational Mathematics, 86, 0.51% Computational Mathematics 86 publications, 0.51%
Radiation	Radiation, 68, 0.41% Radiation 68 publications, 0.41%
Modeling and Simulation	Modeling and Simulation, 68, 0.41% Modeling and Simulation 68 publications, 0.41%
Geology	Geology, 67, 0.4% Geology 67 publications, 0.4%
General Materials Science	General Materials Science, 64, 0.38% General Materials Science 64 publications, 0.38%
Geochemistry and Petrology	Geochemistry and Petrology, 59, 0.35% Geochemistry and Petrology 59 publications, 0.35%
General Engineering	General Engineering, 49, 0.29% General Engineering 49 publications, 0.29%
Earth and Planetary Sciences (miscellaneous)	Earth and Planetary Sciences (miscellaneous), 48, 0.29% Earth and Planetary Sciences (miscellaneous) 48 publications, 0.29%
General Medicine	General Medicine, 40, 0.24% General Medicine 40 publications, 0.24%
Mechanical Engineering	Mechanical Engineering, 32, 0.19% Mechanical Engineering 32 publications, 0.19%
Control and Systems Engineering	Control and Systems Engineering, 28, 0.17% Control and Systems Engineering 28 publications, 0.17%
Earth-Surface Processes	Earth-Surface Processes, 23, 0.14% Earth-Surface Processes 23 publications, 0.14%
Statistical and Nonlinear Physics	Statistical and Nonlinear Physics, 21, 0.13% Statistical and Nonlinear Physics 21 publications, 0.13%
	1000 2000 3000 4000 5000 6000 7000

Journals

	500 1000 1500 2000 2500
Astrophysical Journal	Astrophysical Journal, 2127, 23.19% Astrophysical Journal 2127 publications, 23.19%
Publication of the Astronomical Society of Japan	Publication of the Astronomical Society of Japan, 1261, 13.75% Publication of the Astronomical Society of Japan 1261 publications, 13.75%
Monthly Notices of the Royal Astronomical Society	Monthly Notices of the Royal Astronomical Society, 893, 9.74% Monthly Notices of the Royal Astronomical Society 893 publications, 9.74%
Proceedings of SPIE - The International Society for Optical Engineering	Proceedings of SPIE - The International Society for Optical Engineering, 532, 5.8% Proceedings of SPIE - The International Society for Optical Engineering 532 publications, 5.8%
Proceedings of the International Astronomical Union	Proceedings of the International Astronomical Union, 432, 4.71% Proceedings of the International Astronomical Union 432 publications, 4.71%
Astronomy and Astrophysics	Astronomy and Astrophysics, 319, 3.48% Astronomy and Astrophysics 319 publications, 3.48%
Astrophysical Journal Letters	Astrophysical Journal Letters, 289, 3.15% Astrophysical Journal Letters 289 publications, 3.15%
Astronomical Journal	Astronomical Journal, 238, 2.59% Astronomical Journal 238 publications, 2.59%
Physical Review D	Physical Review D, 208, 2.27% Physical Review D 208 publications, 2.27%
Advances in Space Research	Advances in Space Research, 158, 1.72% Advances in Space Research 158 publications, 1.72%
Solar Physics	Solar Physics, 141, 1.54% Solar Physics 141 publications, 1.54%
Astrophysical Journal, Supplement Series	Astrophysical Journal, Supplement Series, 121, 1.32% Astrophysical Journal, Supplement Series 121 publications, 1.32%
Astrophysics and Space Science Library	Astrophysics and Space Science Library, 105, 1.14% Astrophysics and Space Science Library 105 publications, 1.14%
Journal of Physics: Conference Series	Journal of Physics: Conference Series, 103, 1.12% Journal of Physics: Conference Series 103 publications, 1.12%
Nature	Nature, 73, 0.8% Nature 73 publications, 0.8%
Monthly Notices of the Royal Astronomical Society: Letters	Monthly Notices of the Royal Astronomical Society: Letters, 69, 0.75% Monthly Notices of the Royal Astronomical Society: Letters 69 publications, 0.75%
Physical Review C	Physical Review C, 68, 0.74% Physical Review C 68 publications, 0.74%
Earth, Planets and Space	Earth, Planets and Space, 66, 0.72% Earth, Planets and Space 66 publications, 0.72%
Celestial Mechanics and Dynamical Astronomy	Celestial Mechanics and Dynamical Astronomy, 66, 0.72% Celestial Mechanics and Dynamical Astronomy 66 publications, 0.72%
Astrophysics and Space Science	Astrophysics and Space Science, 65, 0.71% Astrophysics and Space Science 65 publications, 0.71%
Nature Astronomy	Nature Astronomy, 63, 0.69% Nature Astronomy 63 publications, 0.69%
Science	Science, 61, 0.66% Science 61 publications, 0.66%
Journal of Low Temperature Physics	Journal of Low Temperature Physics, 58, 0.63% Journal of Low Temperature Physics 58 publications, 0.63%
IEEE Transactions on Applied Superconductivity	IEEE Transactions on Applied Superconductivity, 45, 0.49% IEEE Transactions on Applied Superconductivity 45 publications, 0.49%
Classical and Quantum Gravity	Classical and Quantum Gravity, 45, 0.49% Classical and Quantum Gravity 45 publications, 0.49%
Progress of Theoretical Physics	Progress of Theoretical Physics, 45, 0.49% Progress of Theoretical Physics 45 publications, 0.49%
Red Giants as Probes of the Structure and Evolution of the Milky Way	Red Giants as Probes of the Structure and Evolution of the Milky Way, 45, 0.49% Red Giants as Probes of the Structure and Evolution of the Milky Way 45 publications, 0.49%
Icarus	Icarus, 44, 0.48% Icarus 44 publications, 0.48%
Applied Optics	Applied Optics, 43, 0.47% Applied Optics 43 publications, 0.47%
Publications of the Astronomical Society of the Pacific	Publications of the Astronomical Society of the Pacific, 42, 0.46% Publications of the Astronomical Society of the Pacific 42 publications, 0.46%
	500 1000 1500 2000 2500

Publishers

	500 1000 1500 2000 2500 3000
American Astronomical Society	American Astronomical Society, 2580, 28.13% American Astronomical Society 2580 publications, 28.13%
Oxford University Press	Oxford University Press, 2332, 25.42% Oxford University Press 2332 publications, 25.42%
Springer Nature	Springer Nature, 946, 10.31% Springer Nature 946 publications, 10.31%
SPIE-Intl Soc Optical Eng	SPIE-Intl Soc Optical Eng, 565, 6.16% SPIE-Intl Soc Optical Eng 565 publications, 6.16%
Cambridge University Press	Cambridge University Press, 460, 5.01% Cambridge University Press 460 publications, 5.01%
IOP Publishing	IOP Publishing, 455, 4.96% IOP Publishing 455 publications, 4.96%
Elsevier	Elsevier, 453, 4.94% Elsevier 453 publications, 4.94%
EDP Sciences	EDP Sciences, 373, 4.07% EDP Sciences 373 publications, 4.07%
American Physical Society (APS)	American Physical Society (APS), 320, 3.49% American Physical Society (APS) 320 publications, 3.49%
Institute of Electrical and Electronics Engineers (IEEE)	Institute of Electrical and Electronics Engineers (IEEE), 117, 1.28% Institute of Electrical and Electronics Engineers (IEEE) 117 publications, 1.28%
Wiley	Wiley, 111, 1.21% Wiley 111 publications, 1.21%
AIP Publishing	AIP Publishing, 88, 0.96% AIP Publishing 88 publications, 0.96%
Optica Publishing Group	Optica Publishing Group, 77, 0.84% Optica Publishing Group 77 publications, 0.84%
American Association for the Advancement of Science (AAAS)	American Association for the Advancement of Science (AAAS), 70, 0.76% American Association for the Advancement of Science (AAAS) 70 publications, 0.76%
MDPI	MDPI, 41, 0.45% MDPI 41 publications, 0.45%
World Scientific	World Scientific, 31, 0.34% World Scientific 31 publications, 0.34%
American Geophysical Union	American Geophysical Union, 22, 0.24% American Geophysical Union 22 publications, 0.24%
Taylor & Francis	Taylor & Francis, 12, 0.13% Taylor & Francis 12 publications, 0.13%
Pleiades Publishing	Pleiades Publishing, 11, 0.12% Pleiades Publishing 11 publications, 0.12%
Japan Society of Applied Physics	Japan Society of Applied Physics, 9, 0.1% Japan Society of Applied Physics 9 publications, 0.1%
Frontiers Media S.A.	Frontiers Media S.A., 7, 0.08% Frontiers Media S.A. 7 publications, 0.08%
Mary Ann Liebert	Mary Ann Liebert, 7, 0.08% Mary Ann Liebert 7 publications, 0.08%
Hindawi Limited	Hindawi Limited, 6, 0.07% Hindawi Limited 6 publications, 0.07%
Institute of Electronics, Information and Communications Engineers (IEICE)	Institute of Electronics, Information and Communications Engineers (IEICE), 6, 0.07% Institute of Electronics, Information and Communications Engineers (IEICE) 6 publications, 0.07%
American Chemical Society (ACS)	American Chemical Society (ACS), 5, 0.05% American Chemical Society (ACS) 5 publications, 0.05%
The Japan Society of Plasma Science and Nuclear Fusion Research (JSPF)	The Japan Society of Plasma Science and Nuclear Fusion Research (JSPF), 5, 0.05% The Japan Society of Plasma Science and Nuclear Fusion Research (JSPF) 5 publications, 0.05%
Science in China Press	Science in China Press, 5, 0.05% Science in China Press 5 publications, 0.05%
Shanghai Institute of Optics and Fine Mechanics	Shanghai Institute of Optics and Fine Mechanics, 5, 0.05% Shanghai Institute of Optics and Fine Mechanics 5 publications, 0.05%
Japan Academy	Japan Academy, 4, 0.04% Japan Academy 4 publications, 0.04%
Publishing House for Science and Technology, Vietnam Academy of Science and Technology (Publications)	Publishing House for Science and Technology, Vietnam Academy of Science and Technology (Publications), 4, 0.04% Publishing House for Science and Technology, Vietnam Academy of Science and Technology (Publications) 4 publications, 0.04%
	500 1000 1500 2000 2500 3000

With other organizations

	500 1000 1500 2000 2500 3000 3500
University of Tokyo	University of Tokyo, 3168, 7.69% University of Tokyo 3168 publications, 7.69%
The Graduate University for Advanced Studies	The Graduate University for Advanced Studies, 1550, 3.76% The Graduate University for Advanced Studies 1550 publications, 3.76%
Kyoto University	Kyoto University, 1202, 2.92% Kyoto University 1202 publications, 2.92%
Nagoya University	Nagoya University, 983, 2.38% Nagoya University 983 publications, 2.38%
Japan Aerospace Exploration Agency	Japan Aerospace Exploration Agency, 965, 2.34% Japan Aerospace Exploration Agency 965 publications, 2.34%
Tohoku University	Tohoku University, 674, 1.64% Tohoku University 674 publications, 1.64%
California Institute of Technology	California Institute of Technology, 531, 1.29% California Institute of Technology 531 publications, 1.29%
Tokyo Institute of Technology	Tokyo Institute of Technology, 477, 1.16% Tokyo Institute of Technology 477 publications, 1.16%
Center for Astrophysics \| Harvard & Smithsonian	Center for Astrophysics \| Harvard & Smithsonian, 400, 0.97% Center for Astrophysics \| Harvard & Smithsonian 400 publications, 0.97%
RIKEN-Institute of Physical and Chemical Research	RIKEN-Institute of Physical and Chemical Research, 381, 0.92% RIKEN-Institute of Physical and Chemical Research 381 publications, 0.92%
National Institute for Astrophysics	National Institute for Astrophysics, 377, 0.91% National Institute for Astrophysics 377 publications, 0.91%
Kagoshima University	Kagoshima University, 371, 0.9% Kagoshima University 371 publications, 0.9%
Korea Astronomy and Space Science Institute	Korea Astronomy and Space Science Institute, 342, 0.83% Korea Astronomy and Space Science Institute 342 publications, 0.83%
Hokkaido University	Hokkaido University, 336, 0.82% Hokkaido University 336 publications, 0.82%
Hiroshima University	Hiroshima University, 310, 0.75% Hiroshima University 310 publications, 0.75%
Osaka University	Osaka University, 302, 0.73% Osaka University 302 publications, 0.73%
Princeton University	Princeton University, 299, 0.73% Princeton University 299 publications, 0.73%
Goddard Space Flight Center	Goddard Space Flight Center, 298, 0.72% Goddard Space Flight Center 298 publications, 0.72%
Osaka Metropolitan University	Osaka Metropolitan University, 296, 0.72% Osaka Metropolitan University 296 publications, 0.72%
Max Planck Institute for Astronomy	Max Planck Institute for Astronomy, 293, 0.71% Max Planck Institute for Astronomy 293 publications, 0.71%
University of Arizona	University of Arizona, 284, 0.69% University of Arizona 284 publications, 0.69%
Instituto de Astrofísica de Canarias	Instituto de Astrofísica de Canarias, 272, 0.66% Instituto de Astrofísica de Canarias 272 publications, 0.66%
University of Tsukuba	University of Tsukuba, 263, 0.64% University of Tsukuba 263 publications, 0.64%
Space Telescope Science Institute	Space Telescope Science Institute, 254, 0.62% Space Telescope Science Institute 254 publications, 0.62%
Jet Propulsion Laboratory	Jet Propulsion Laboratory, 252, 0.61% Jet Propulsion Laboratory 252 publications, 0.61%
European Southern Observatory	European Southern Observatory, 252, 0.61% European Southern Observatory 252 publications, 0.61%
University of California, Berkeley	University of California, Berkeley, 248, 0.6% University of California, Berkeley 248 publications, 0.6%
Leiden University	Leiden University, 246, 0.6% Leiden University 246 publications, 0.6%
Waseda University	Waseda University, 227, 0.55% Waseda University 227 publications, 0.55%
Ehime University	Ehime University, 215, 0.52% Ehime University 215 publications, 0.52%
	500 1000 1500 2000 2500 3000 3500

With foreign organizations

	100 200 300 400 500 600
California Institute of Technology	California Institute of Technology, 531, 2.19% California Institute of Technology 531 publications, 2.19%
Center for Astrophysics \| Harvard & Smithsonian	Center for Astrophysics \| Harvard & Smithsonian, 400, 1.65% Center for Astrophysics \| Harvard & Smithsonian 400 publications, 1.65%
National Institute for Astrophysics	National Institute for Astrophysics, 377, 1.56% National Institute for Astrophysics 377 publications, 1.56%
Korea Astronomy and Space Science Institute	Korea Astronomy and Space Science Institute, 342, 1.41% Korea Astronomy and Space Science Institute 342 publications, 1.41%
Princeton University	Princeton University, 299, 1.24% Princeton University 299 publications, 1.24%
Goddard Space Flight Center	Goddard Space Flight Center, 298, 1.23% Goddard Space Flight Center 298 publications, 1.23%
Max Planck Institute for Astronomy	Max Planck Institute for Astronomy, 293, 1.21% Max Planck Institute for Astronomy 293 publications, 1.21%
University of Arizona	University of Arizona, 284, 1.17% University of Arizona 284 publications, 1.17%
Instituto de Astrofísica de Canarias	Instituto de Astrofísica de Canarias, 272, 1.12% Instituto de Astrofísica de Canarias 272 publications, 1.12%
Space Telescope Science Institute	Space Telescope Science Institute, 254, 1.05% Space Telescope Science Institute 254 publications, 1.05%
Jet Propulsion Laboratory	Jet Propulsion Laboratory, 252, 1.04% Jet Propulsion Laboratory 252 publications, 1.04%
European Southern Observatory	European Southern Observatory, 252, 1.04% European Southern Observatory 252 publications, 1.04%
University of California, Berkeley	University of California, Berkeley, 248, 1.02% University of California, Berkeley 248 publications, 1.02%
Leiden University	Leiden University, 246, 1.02% Leiden University 246 publications, 1.02%
University of Texas at Austin	University of Texas at Austin, 212, 0.88% University of Texas at Austin 212 publications, 0.88%
Seoul National University	Seoul National University, 210, 0.87% Seoul National University 210 publications, 0.87%
Shanghai Astronomical Observatory, Chinese Academy of Sciences	Shanghai Astronomical Observatory, Chinese Academy of Sciences, 208, 0.86% Shanghai Astronomical Observatory, Chinese Academy of Sciences 208 publications, 0.86%
Paris Cité University	Paris Cité University, 204, 0.84% Paris Cité University 204 publications, 0.84%
National Astronomical Observatories, Chinese Academy of Sciences	National Astronomical Observatories, Chinese Academy of Sciences, 201, 0.83% National Astronomical Observatories, Chinese Academy of Sciences 201 publications, 0.83%
Observatoire de Paris	Observatoire de Paris, 199, 0.82% Observatoire de Paris 199 publications, 0.82%
University College London	University College London, 198, 0.82% University College London 198 publications, 0.82%
Massachusetts Institute of Technology	Massachusetts Institute of Technology, 187, 0.77% Massachusetts Institute of Technology 187 publications, 0.77%
University of La Laguna	University of La Laguna, 187, 0.77% University of La Laguna 187 publications, 0.77%
Max Planck Institute for Radio Astronomy	Max Planck Institute for Radio Astronomy, 186, 0.77% Max Planck Institute for Radio Astronomy 186 publications, 0.77%
Sorbonne University	Sorbonne University, 182, 0.75% Sorbonne University 182 publications, 0.75%
Australian National University	Australian National University, 165, 0.68% Australian National University 165 publications, 0.68%
Peking University	Peking University, 162, 0.67% Peking University 162 publications, 0.67%
Purple Mountain Observatory, Chinese Academy of Sciences	Purple Mountain Observatory, Chinese Academy of Sciences, 153, 0.63% Purple Mountain Observatory, Chinese Academy of Sciences 153 publications, 0.63%
University of Oxford	University of Oxford, 152, 0.63% University of Oxford 152 publications, 0.63%
University of Notre Dame	University of Notre Dame, 151, 0.62% University of Notre Dame 151 publications, 0.62%
	100 200 300 400 500 600

With other countries

	500 1000 1500 2000 2500 3000 3500 4000
USA	USA, 3639, 14.53% USA 3639 publications, 14.53%
Germany	Germany, 1313, 5.24% Germany 1313 publications, 5.24%
China	China, 1281, 5.11% China 1281 publications, 5.11%
United Kingdom	United Kingdom, 1270, 5.07% United Kingdom 1270 publications, 5.07%
France	France, 839, 3.35% France 839 publications, 3.35%
Italy	Italy, 695, 2.78% Italy 695 publications, 2.78%
Australia	Australia, 656, 2.62% Australia 656 publications, 2.62%
Republic of Korea	Republic of Korea, 625, 2.5% Republic of Korea 625 publications, 2.5%
Spain	Spain, 602, 2.4% Spain 602 publications, 2.4%
Chile	Chile, 532, 2.12% Chile 532 publications, 2.12%
Netherlands	Netherlands, 516, 2.06% Netherlands 516 publications, 2.06%
Canada	Canada, 442, 1.76% Canada 442 publications, 1.76%
Switzerland	Switzerland, 342, 1.37% Switzerland 342 publications, 1.37%
Sweden	Sweden, 284, 1.13% Sweden 284 publications, 1.13%
Russia	Russia, 255, 1.02% Russia 255 publications, 1.02%
India	India, 249, 0.99% India 249 publications, 0.99%
Denmark	Denmark, 231, 0.92% Denmark 231 publications, 0.92%
Mexico	Mexico, 214, 0.85% Mexico 214 publications, 0.85%
Belgium	Belgium, 167, 0.67% Belgium 167 publications, 0.67%
Poland	Poland, 159, 0.63% Poland 159 publications, 0.63%
South Africa	South Africa, 149, 0.59% South Africa 149 publications, 0.59%
Finland	Finland, 143, 0.57% Finland 143 publications, 0.57%
Hungary	Hungary, 103, 0.41% Hungary 103 publications, 0.41%
Brazil	Brazil, 94, 0.38% Brazil 94 publications, 0.38%
Israel	Israel, 81, 0.32% Israel 81 publications, 0.32%
Austria	Austria, 74, 0.3% Austria 74 publications, 0.3%
Czech Republic	Czech Republic, 73, 0.29% Czech Republic 73 publications, 0.29%
Norway	Norway, 69, 0.28% Norway 69 publications, 0.28%
Ireland	Ireland, 62, 0.25% Ireland 62 publications, 0.25%
	500 1000 1500 2000 2500 3000 3500 4000

We do not take into account publications without a DOI.
Statistics recalculated daily.
Publications published earlier than 1968 are ignored in the statistics.
The horizontal charts show the 30 top positions.
Journals quartiles values are relevant at the moment.