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Institution · Paris · ??

Bureau des Longitudes

In research, Bureau des Longitudes stands highest in Physical Sciences (#16,694 of 21,541 worldwide), over all time. Relative to its size it is most specialised in Astronomy and Astrophysics and Physics and Astronomy — Astronomy and Astrophysics is 53.2× its share of world research.

bureau-des-longitudes.frROR OpenAlex
World rank, all time
#28,409
of 42,892
Rank in ??
#522
of 1,041
Research works
142
▲ 738% vs 2013–17
Citations
3.5k
24.8 per fractional work
Top-10% rate
23.0%
record average 16.5%
Open access
29%
world 28%

What is Bureau des Longitudes known for in research?

The fields where it stands highest, over all time, ranked among every institution above the floor in each field.

FieldWorld rankWhere that sitsTop-10% rateWorks
Physical SciencesDomain #16,694 of 21,541 13.0%126

Each strip is that field’s whole ranked pool, with the notch where Bureau des Longitudes sits in it, in the colour of the band that rank falls in. The track under the rate is the rate itself: it carries no world mark, because the world rate differs by field (from about 6% to 21% in this record).

What does Bureau des Longitudes specialise in?

Where its research is concentrated relative to its size: Astronomy and Astrophysics takes 53.2× the share of its output that it takes of world research.

  1. Astronomy and AstrophysicsSubfield · 57.7 works53×
  2. Physics and AstronomyField · 76.8 works14×
← less than its size predicts1×more →

Location quotient, a volume reading rather than an impact one. It surfaces small, lopsided specialities.

Field profile

Location quotient across every field it publishes in: outside the ring is more than an institution of this size would be expected to publish, inside it is less.

Who are the top researchers at Bureau des Longitudes?

Ranked on the composite score, P. Bretagnon, B. Morando and J. Chapront lead among researchers whose main affiliation is Bureau des Longitudes.

  1. 1 P. Bretagnon ?? · #165,881 worldwide 141 citations · 26 works
  2. 2 B. Morando ?? · #273,211 worldwide 51 citations · 21 works
  3. 3 J. Chapront ?? · #451,820 worldwide 61 citations · 20 works
All ranked researchers at Bureau des Longitudes

Which keywords describe research at Bureau des Longitudes?

By fractional works in all years, weighted toward what it does more of than the world: Solar System Abundances, Terrestrial Planets, Climate Change, Geodetic Measurements, GRACE, Sea Level Rise, Spectroscopy and Spacecraft Formation Flying.

▲ more of its work than of the world’s◆ about the world’s share▼ less than the world’s

Size is fractional works in all years in the topics tagged with each word; colour is the word's share of this institution's work against its share of the world's. The 40 words are chosen for being large and distinctive. Each links to the topic it comes from most.

All 40 words, with their numbers
  1. Climate Change21▲ 5.5×8 topics
  2. Solar System Abundances21▲ 171×1 topic
  3. Terrestrial Planets21▲ 171×1 topic
  4. Geodetic Measurements13▲ 73×2 topics
  5. GRACE13▲ 187×1 topic
  6. Sea Level Rise13▲ 72×1 topic
  7. Spectroscopy10▲ 22×3 topics
  8. Spacecraft Formation Flying9▲ 403×1 topic
  9. Trajectory Optimization9▲ 195×1 topic
  10. Historical Astronomy7▲ 251×2 topics
  11. Antikythera Mechanism7▲ 506×1 topic
  12. Astronomical Calculator7▲ 506×1 topic
  13. Mars6▲ 95×1 topic
  14. Martian Surface6▲ 95×1 topic
  15. Radio Astronomy6▲ 126×2 topics
  16. Exoplanets6▲ 59×1 topic
  17. Stellar Astrophysics6▲ 59×1 topic
  18. Cultural Impact6▲ 55×2 topics
  19. Dynamical Systems6▲ 39×2 topics
  20. Lagrangian Coherent Structures6▲ 91×1 topic
  21. Quantum Chaos6▲ 91×1 topic
  22. High-Resolution Imaging5▲ 62×1 topic
  23. Solar Wind5▲ 28×2 topics
  24. Transits of Venus5▲ 193×1 topic
  25. Coronal Mass Ejections5▲ 51×1 topic
  26. Solar Dynamics Observatory5▲ 51×1 topic
  27. Optics5▲ 131×1 topic
  28. Quantum Computing5▲ 16×1 topic
  29. Optical 3D Laser Measurement4▲ 146×1 topic
  30. Position-Sensitive Detector4▲ 146×1 topic
  31. Orbit Determination3▲ 55×2 topics
  32. On-Orbit Servicing3▲ 94×1 topic
  33. Space Debris3▲ 94×1 topic
  34. Geomagnetic Field2▲ 43×1 topic
  35. Magnetosome Formation2▲ 43×1 topic
  36. Geodesy2▲ 80×2 topics
  37. Feedback Control2▲ 7.0×3 topics
  38. Dark Energy2▲ 17×2 topics
  39. Relativity2▲ 29×2 topics
  40. Supernovae2▲ 14×2 topics

Which research topics does Bureau des Longitudes publish most on?

By volume in 2022–2025: Historical Geography and Cartography, Migration, Health, Geopolitics, Historical Geography, History and Developments in Astronomy and Historical Geography and Geographical Thought.

Historical Geography and…0Historical Geography and Cartography: 0 fractional worksMigration, Health, Geopo…0Migration, Health, Geopolitics, Historical Geography: 0 fractional worksHistory and Developments…0History and Developments in Astronomy: 0 fractional worksHistorical Geography and Geographical Thought: 0 fractional works
Geography, Planning and DevelopmentDemographyAstronomy and Astrophysics

Area is fractional works; colour is the subfield each topic belongs to.

  1. 1 Historical Geography and Cartography Geography, Planning and Development 0 works
  2. 2 Migration, Health, Geopolitics, Historical Geography Demography 0 works
  3. 3 History and Developments in Astronomy Astronomy and Astrophysics 0 works
  4. 4 Historical Geography and Geographical Thought Geography, Planning and Development 0 works

How open and international is its research?

Against the world’s own shares — the tick on each track. Both are shares of its output, so they sit on one scale and can be read against each other as well as against the world.

openly available29.3%not open70.7%

World: 28% of research is openly available.

with international co-authors6.9%domestic only93.1%

World: 19% is written across borders.

How has Bureau des Longitudes's research output changed?

Output in 2018–2022 was 738% higher than in 2013–2017.

1990200020102020
grewheldshrank

The same series as a ribbon — one cell per year, darker for more. The line above answers how much; this answers when.

Other research institutions in Paris

All research institutions in Paris

Research measures only: rankings here say nothing about teaching, admissions or student experience. Comparable institutions and collaboration partners are in the interactive view on the map.