S. Udry

72.0k total citations · 13 hit papers
448 papers, 20.8k citations indexed

About

S. Udry is a scholar working on Astronomy and Astrophysics, Instrumentation and Computational Mechanics. According to data from OpenAlex, S. Udry has authored 448 papers receiving a total of 20.8k indexed citations (citations by other indexed papers that have themselves been cited), including 440 papers in Astronomy and Astrophysics, 210 papers in Instrumentation and 22 papers in Computational Mechanics. Recurrent topics in S. Udry's work include Stellar, planetary, and galactic studies (432 papers), Astrophysics and Star Formation Studies (283 papers) and Astro and Planetary Science (262 papers). S. Udry is often cited by papers focused on Stellar, planetary, and galactic studies (432 papers), Astrophysics and Star Formation Studies (283 papers) and Astro and Planetary Science (262 papers). S. Udry collaborates with scholars based in Switzerland, France and Portugal. S. Udry's co-authors include M. Mayor, N. C. Santos, D. Queloz, F. Pepe, C. Lovis, F. Bouchy, X. Bonfıls, D. Ségransan, F. Pont and T. Forveille and has published in prestigious journals such as Nature, SHILAP Revista de lepidopterología and The Astrophysical Journal.

In The Last Decade

S. Udry

428 papers receiving 20.0k citations

Hit Papers

The Geneva-Copenhagen sur... 2004 2026 2011 2018 2004 2004 2009 2008 2005 250 500 750
What are hit papers?

Hit papers significantly outperform the citation benchmark for their cohort. A paper qualifies if it has ≥500 total citations, achieves ≥1.5× the top-1% citation threshold for papers in the same subfield and year (this is the minimum needed to enter the top 1%, not the average within it), or reaches the top citation threshold in at least one of its specific research topics.

  1. The Geneva-Copenhagen survey of the Solar neighbourhood
    2004 935 citations M. Mayor, F. Pont et al. profile →
  2. The Geneva-Copenhagen survey of the Solar neighbourhood: Ages, metallicities, and kinematic properties of 14,000 F and G dwarfs
    2004 753 citations M. Mayor, F. Pont et al. profile →
  3. A super-Earth transiting a nearby low-mass star
    2009 389 citations C. Lovis, X. Bonfıls et al. profile →
  4. Spectroscopic parameters for 451 stars in the HARPS GTO planet search program
    2008 317 citations S. G. Sousa, N. C. Santos et al. profile →
  5. ELODIE metallicity-biased search for transiting Hot Jupiters
    2005 277 citations F. Bouchy, S. Udry et al. profile →
  6. The HARPS search for southern extra-solar planets
    2007 269 citations S. Udry, X. Bonfıls et al. profile →
  7. Spectroscopic parameters for 451 stars in the HARPS GTO planet search program. Stellar [Fe/H] and the frequency of exo-Neptunes
    2008 253 citations S. G. Sousa, N. C. Santos et al. profile →
  8. Spin-orbit angle measurements for six southern transiting planets
    2010 239 citations A. H. M. J. Triaud, A. Collier Cameron et al. profile →
  9. The HARPS search for southern extra-solar planets. XVII. Super-Earth and Neptune-mass planets in multiple planet systems HD47186 and HD181433
    2008 238 citations F. Bouchy, M. Mayor et al. profile →
  10. An extrasolar planetary system with three Neptune-mass planets
    2006 235 citations C. Lovis, M. Mayor et al. profile →
  11. An Earth-mass planet orbiting α Centauri B
    2012 218 citations F. Pepe, C. Lovis et al. profile →
  12. The HARPS search for southern extra-solar planets
    2009 206 citations X. Bonfıls, T. Forveille et al. profile →
  13. Spin-orbit angle measurements for six southern transiting planets; New insights into the dynamical origins of hot Jupiters
    2010 204 citations A. H. M. J. Triaud, A. Collier Cameron et al. profile →

Author Peers

Peers are selected by citation overlap in the author's most active subfields. citations · hero ref

Author Last Decade Papers Cites
S. Udry 20.3k 7.6k 851 706 640 448 20.8k
M. Mayor 21.0k 1.0× 7.3k 1.0× 964 1.1× 620 0.9× 855 1.3× 386 21.6k
D. Queloz 16.4k 0.8× 6.1k 0.8× 1.0k 1.2× 785 1.1× 464 0.7× 314 17.0k
N. C. Santos 15.9k 0.8× 6.0k 0.8× 656 0.8× 442 0.6× 816 1.3× 408 16.4k
Geoffrey W. Marcy 15.1k 0.7× 4.6k 0.6× 642 0.8× 377 0.5× 652 1.0× 223 15.5k
F. Pepe 11.4k 0.6× 4.1k 0.5× 1.0k 1.2× 585 0.8× 311 0.5× 288 12.3k
M. Asplund 22.7k 1.1× 7.5k 1.0× 1.0k 1.2× 1.2k 1.7× 2.2k 3.5× 292 23.7k
G. H. Rieke 18.0k 0.9× 4.4k 0.6× 675 0.8× 660 0.9× 2.2k 3.4× 499 18.7k
C. Lovis 8.7k 0.4× 3.0k 0.4× 718 0.8× 545 0.8× 239 0.4× 239 9.3k
David W. Latham 10.3k 0.5× 4.4k 0.6× 420 0.5× 311 0.4× 453 0.7× 357 10.9k
R. Paul Butler 11.5k 0.6× 3.9k 0.5× 561 0.7× 241 0.3× 440 0.7× 177 11.8k

Countries citing papers authored by S. Udry

Since Specialization
Citations

This map shows the geographic impact of S. Udry'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 S. Udry with the expected number of citations based on a country's size and research output (numbers larger than one mean the country cites S. Udry more than expected).

Fields of papers citing papers by S. Udry

Since Specialization
Physical SciencesHealth SciencesLife SciencesSocial Sciences

This network shows the impact of papers produced by S. Udry. 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 S. Udry. The network helps show where S. Udry may publish in the future.

Co-authorship network of co-authors of S. Udry

This figure shows the co-authorship network connecting the top 25 collaborators of S. Udry. A scholar is included among the top collaborators of S. Udry 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 S. Udry. S. Udry is excluded from the visualization to improve readability, since they are connected to all nodes in the network.

All Works

20 of 20 papers shown
1.
Rickman, Emily, D. Ségransan, J. Hagelberg, et al.. (2020). Spectral and atmospheric characterisation of a new benchmark brown dwarf HD 13724 B. Springer Link (Chiba Institute of Technology). 14 indexed citations
2.
Cheetham, A., D. Ségransan, S. Peretti, et al.. (2018). Direct imaging of an ultracool substellar companion to the exoplanet host star HD 4113 A. Springer Link (Chiba Institute of Technology). 39 indexed citations
3.
Hernández, J. I. Gónzalez, G. Israelian, N. C. Santos, et al.. (2017). Volatiles and refratories in solar analogs: No terrestial planet connection. reroDoc Digital Library.
4.
Mascareño, A. Suárez, J. I. Gónzalez Hernández, R. Rébolo, et al.. (2017). A super-Earth orbiting the nearby M dwarf GJ 536. Springer Link (Chiba Institute of Technology). 12 indexed citations
5.
Almenara, J. M., R. F. Díaz, X. Bonfıls, & S. Udry. (2016). Absolute densities, masses, and radii of the WASP-47 system determined dynamically. Springer Link (Chiba Institute of Technology). 8 indexed citations
6.
Santos, N. C., J. H. C. Martins, Gwenaël Boué, et al.. (2015). Detecting ring systems around exoplanets using high resolution spectroscopy: the case of 51 Pegasi b. Springer Link (Chiba Institute of Technology). 14 indexed citations
7.
Bonfıls, X., M. Gillon, S. Udry, et al.. (2012). A hot Uranus transiting the nearby M dwarf GJ 3470. Springer Link (Chiba Institute of Technology). 2 indexed citations
8.
Smalley, B., D. R. Anderson, A. Collier Cameron, et al.. (2012). WASP-78b and WASP-79b: two highly-bloated hot Jupiter-mass exoplanets orbiting F-type stars in Eridanus. Springer Link (Chiba Institute of Technology). 17 indexed citations
9.
Anderson, D. R., A. Collier Cameron, M. Gillon, et al.. (2011). WASP-43b: the closest-orbiting hot Jupiter. Springer Link (Chiba Institute of Technology). 53 indexed citations
10.
Mordasini, C., M. Mayor, S. Udry, et al.. (2011). The HARPS search for southern extra-solar planets XXIV. Companions to HD 85390, HD 90156, and HD 103197: a Neptune analog and two intermediate-mass planets. SPIRE - Sciences Po Institutional REpository. 11 indexed citations
11.
Mayor, M., S. Udry, C. Lovis, et al.. (2009). The HARPS search for southern extra-solar planets. XIII. A planetary system with 3 super-Earths (4.2, 6.9, and 9.2 M). Bern Open Repository and Information System (University of Bern). 132 indexed citations
12.
Moutou, C., J.‐F. Donati, Renaud Savalle, et al.. (2007). Spectropolarimetric observations of the transiting planetary system of the K dwarf HD 189733. Springer Link (Chiba Institute of Technology). 60 indexed citations
13.
Desort, M., A.‐M. Lagrange, F. Galland, S. Udry, & M. Mayor. (2007). Search for exoplanets with the radial-velocity technique: quantitative diagnostics of stellar activity. Springer Link (Chiba Institute of Technology). 79 indexed citations
14.
Lazorenko, P. F., M. Mayor, M. Dominik, et al.. (2007). High-precision astrometry on the VLT/FORS1 at time scales of few days. Springer Link (Chiba Institute of Technology). 12 indexed citations
15.
Melo, C., N. C. Santos, F. Pont, et al.. (2006). On the age of stars harboring transiting planets. Springer Link (Chiba Institute of Technology). 25 indexed citations
16.
Montagnier, G., D. Ségransan, Jean-Luc Beuzit, et al.. (2006). Five new very low mass binaries. Springer Link (Chiba Institute of Technology). 20 indexed citations
17.
Pont, F., F. Bouchy, C. Melo, et al.. (2005). Doppler follow-up of OGLE planetary transit candidates in Carina. Springer Link (Chiba Institute of Technology). 42 indexed citations
18.
Pont, F., F. Bouchy, D. Queloz, et al.. (2004). The “missing link”: \n A 4-day period transiting exoplanet around OGLE-TR-111. Springer Link (Chiba Institute of Technology). 77 indexed citations
19.
Forveille, T., D. Ségransan, P. Delorme, et al.. (2004). An L0 dwarf companion in the brown dwarf desert, at 30 AU. Springer Link (Chiba Institute of Technology). 13 indexed citations
20.
Jorissen, A., M. Mayor, & S. Udry. (2001). The distribution of exoplanet masses. Springer Link (Chiba Institute of Technology). 50 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.

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Breakdown of academic impact, for papers by M. Mayor Breakdown of academic impact, for papers by D. Queloz Breakdown of academic impact, for papers by N. C. Santos Breakdown of academic impact, for papers by Geoffrey W. Marcy Breakdown of academic impact, for papers by F. Pepe Breakdown of academic impact, for papers by M. Asplund Breakdown of academic impact, for papers by G. H. Rieke Breakdown of academic impact, for papers by C. Lovis Breakdown of academic impact, for papers by David W. Latham Breakdown of academic impact, for papers by R. Paul Butler
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