Science Explorer Interactive view Map
Researcher · Harvard College Observatory · United States

Challis

Challis publishes mostly in Astronomy and Astrophysics, Computational Mechanics and Oceanography, on topics such as History and Developments in Astronomy, Aquatic and Environmental Studies and Geophysics and Gravity Measurements.

OpenAlex
World rank
#1,027,274
of 1,633,909 ranked researchers
Rank in United States
#268,500
of 358,040
Works
28
Citations
5
Citations per work
0.2

What does Challis research?

Astronomy and Astrophysics: 28.6%Computational Mechanics: 10.7%Oceanography: 7.1%Theoretical Computer Science: 7.1%other fields: 46.5%29%top field
Astronomy and Astrophysics28.6%Computational Mechanics10.7%Oceanography7.1%Theoretical Computer Science7.1%other fields46.5%

Shares of their own output, by the field each of their topics belongs to. The grey slice is everything not listed.

  1. 1Astronomy and Astrophysics29% of their works
  2. 2Computational Mechanics11% of their works
  3. 3Oceanography7% of their works
  4. 4Theoretical Computer Science7% of their works
  5. 5Earth-Surface Processes7% of their works
  6. 6Atmospheric Science4% of their works

Research topics

Which keywords describe Challis's research?

The keywords of their largest research topics: Radio Astronomy, Transits of Venus, Antikythera Mechanism, Astronomical Calculator, GRACE, Historical Sources, Hydrodynamic Processes and Mathematics Education.

Size is their works in the topics tagged with each word, from their 8 largest topics. Each links to the topic it comes from most.

All 16 words, with their numbers
  1. Radio Astronomy41 topic
  2. Transits of Venus41 topic
  3. Antikythera Mechanism21 topic
  4. Astronomical Calculator21 topic
  5. GRACE21 topic
  6. Historical Sources21 topic
  7. Hydrodynamic Processes21 topic
  8. Mathematics Education21 topic
  9. Numerical Modeling21 topic
  10. Sea Level Rise21 topic
  11. Estrogen11 topic
  12. Python11 topic
  13. Receptor11 topic
  14. Scientific Computing11 topic
  15. neurological history11 topic
  16. neuroscience pioneers11 topic

Where does Challis work?

Challis's main affiliation in the publication record is Harvard College Observatory, United States.

How many publications and citations does Challis have?

Science Explorer counts 28 works and 5 citations for Challis, ranking #1,027,274 of 1,633,909 researchers worldwide on the composite score.

Ranked on field-normalised excellence (50%), output (30%) and citations (20%). Counts come from OpenAlex author records, which occasionally merge different people who share a name or split one person into several.

Papers, co-authors, who cited this work and researchers on the nearest topics are in the interactive view on the map. Is this your page? Request a correction or removal.