This map shows the geographic impact of G. Francou's research. It shows the number of citations coming from papers published by authors working in each country. You can also color the map by specialization and compare the number of citations received by G. Francou with the expected number of citations based on a country's size and research output (numbers larger than one mean the country cites G. Francou more than expected).
This network shows the impact of papers produced by G. Francou. Nodes represent research fields, and links connect fields that are likely to share authors. Colored nodes show fields that tend to cite the papers produced by G. Francou. The network helps show where G. Francou may publish in the future.
Co-authorship network of co-authors of G. Francou
This figure shows the co-authorship network connecting the top 25 collaborators of G. Francou.
A scholar is included among the top collaborators of G. Francou based on the total number of
citations received by their joint publications. Widths of edges
represent the number of papers authors have co-authored together.
Node borders
signify the number of papers an author published with G. Francou. G. Francou is excluded from
the visualization to improve readability, since they are connected to all nodes in the network.
Francou, G. & J. L. Simon. (2011). New analytical planetary theories VSOP2010. 85–86.1 indexed citations
6.
Chapront, J. & G. Francou. (2006). Lunar Laser Ranging: measurements, analysis, and contribution to the reference systems. 34. 97–116.7 indexed citations
7.
Chapront, J. & G. Francou. (2005). The lunar libration: comparisons between various models - a model fitted to LLR observations. 216.6 indexed citations
Chapront, J., Michelle Chapront‐Touzé, & G. Francou. (1999). DETERMINATION OF THE LUNAR ORBITAL AND ROTATIONAL PARAMETERS AND OF THE ECLIPTIC REFERENCE SYSTEM ORIENTATION FROM LLR MEASUREMENTS AND IERS DATA. 343(2). 624–633.12 indexed citations
11.
Chapront, J., Michelle Chapront‐Touzé, & G. Francou. (1999). Complements to Moons'1 Lunar Libration Theory. Celestial Mechanics and Dynamical Astronomy. 73(1-4). 317–328.12 indexed citations
12.
Bretagnon, P., et al.. (1998). SMART97 : A NEW SOLUTION FOR THE ROTATION OF THE RIGID EARTH. 329(1). 329–338.36 indexed citations
13.
Simon, J. L., P. Bretagnon, J. Chapront, et al.. (1994). Numerical expressions for precession formulae and mean elements for the Moon and the planets.. 282(2). 663–683.90 indexed citations
14.
Brumberg, V. A., P. Bretagnon, & G. Francou. (1993). Analytical relativistic transformations between reference systems. 275(2). 651–658.3 indexed citations
15.
Bretagnon, P. & G. Francou. (1992). General Theory for the Outer Planets. Symposium - International Astronomical Union. 152. 37–42.3 indexed citations
16.
Brumberg, V. A., P. Bretagnon, & G. Francou. (1991). Analytical algorithms of relativistic reduction of astronomical observations.. 141–148.3 indexed citations
17.
Rapaport, M., et al.. (1987). Meridian observations of Uranus and Neptune at Bordeaux Observatory - Comparison with ephemerides. 179. 317–321.
18.
Francou, G., et al.. (1983). Nouvelles éphémérides du Soleil, de la Lune et des planètes. 128(1). 124–139.4 indexed citations
19.
Simon, J. L. & G. Francou. (1982). Improvement of the theories of Jupiter and Saturn by harmonic analysis. 114(1). 125–130.6 indexed citations
20.
Simon, J. L. & G. Francou. (1981). A third order theory of the masses of four large planets. 103(2). 223–243.3 indexed citations
Rankless uses publication and citation data sourced from OpenAlex, an open and comprehensive
bibliographic database. While OpenAlex provides broad and valuable coverage of the global
research landscape, it—like all bibliographic datasets—has inherent limitations. These include
incomplete records, variations in author disambiguation, differences in journal indexing, and
delays in data updates. As a result, some metrics and network relationships displayed in
Rankless may not fully capture the entirety of a scholar's output or impact.