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D-Index & Metrics

Discipline name D-Index World Ranking Current World Ranking National Ranking Current National Ranking Publications Citations
Physics 98 1734 1650 914 858 319 46046

J. Davy Kirkpatrick publications per year

The chart shows the history of publications by J. Davy Kirkpatrick between 1986 and 2025, highlighting the no. of papers published in each year and offering an overview of the publication velocity of this scholar. J. Davy Kirkpatrick published across 40 years, from 1986 to 2025, averaging 9.7 papers a year. Output peaked at 28 publications in 2023. 42 of the 389 publications appeared in the last two years.

No. of publications
5 10 15 20 25
Bar chart. Horizontal axis: year, 1986 to 2025. Vertical axis: number of publications, 0 to 28. Peak 28 publications in 2023. 1986: 2 publications 1987: 2 publications 1988: 0 publications 1989: 1 publication 1990: 1 publication 1991: 1 publication 1992: 0 publications 1993: 2 publications 1994: 2 publications 1995: 2 publications 1996: 1 publication 1997: 3 publications 1998: 7 publications 1999: 16 publications 2000: 20 publications 2001: 17 publications 2002: 12 publications 2003: 23 publications 2004: 9 publications 2005: 12 publications 2006: 11 publications 2007: 17 publications 2008: 13 publications 2009: 13 publications 2010: 10 publications 2011: 10 publications 2012: 10 publications 2013: 9 publications 2014: 11 publications 2015: 8 publications 2016: 14 publications 2017: 6 publications 2018: 10 publications 2019: 10 publications 2020: 11 publications 2021: 16 publications 2022: 7 publications 2023: 28 publications 2024: 28 publications 2025: 14 publications
1986 2025

389 publications in total across all disciplines

View publications per year as a table
J. Davy Kirkpatrick: publications per year, 1986 to 2025
Year Publications
1986 2
1987 2
1988 0
1989 1
1990 1
1991 1
1992 0
1993 2
1994 2
1995 2
1996 1
1997 3
1998 7
1999 16
2000 20
2001 17
2002 12
2003 23
2004 9
2005 12
2006 11
2007 17
2008 13
2009 13
2010 10
2011 10
2012 10
2013 9
2014 11
2015 8
2016 14
2017 6
2018 10
2019 10
2020 11
2021 16
2022 7
2023 28
2024 28
2025 14
Total 389
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J. Davy Kirkpatrick publication distribution in Physics in 2026

The chart shows the distribution of publications by all Research.com ranked scientists in the field of Physics in 2026. The highlighted bar marks where J. Davy Kirkpatrick sits on this spectrum.

No. of scientists
50 100 150
Bar chart with 70 bars. Horizontal axis: publications, 103–122 to 1,469+. Vertical axis: number of scientists, 0 to 162. Most scientists, 162, have 323–342 publications. The last bar groups every scientist with 1,469 publications or more. The highlighted bar, 303–322 publications, is where this scientist sits. 103–122 publications: 7 scientists 123–142 publications: 10 scientists 143–162 publications: 31 scientists 163–182 publications: 35 scientists 183–202 publications: 53 scientists 203–222 publications: 81 scientists 223–242 publications: 85 scientists 243–262 publications: 112 scientists 263–282 publications: 114 scientists 283–302 publications: 126 scientists 303–322 publications: 136 scientists 323–342 publications: 162 scientists 343–362 publications: 155 scientists 363–382 publications: 156 scientists 383–402 publications: 134 scientists 403–422 publications: 145 scientists 423–442 publications: 147 scientists 443–462 publications: 131 scientists 463–482 publications: 131 scientists 483–502 publications: 116 scientists 503–522 publications: 106 scientists 523–542 publications: 103 scientists 543–562 publications: 87 scientists 563–582 publications: 84 scientists 583–602 publications: 94 scientists 603–622 publications: 70 scientists 623–642 publications: 76 scientists 643–662 publications: 60 scientists 663–682 publications: 54 scientists 683–702 publications: 60 scientists 703–722 publications: 48 scientists 723–742 publications: 64 scientists 743–762 publications: 48 scientists 763–782 publications: 37 scientists 783–802 publications: 43 scientists 803–822 publications: 34 scientists 823–842 publications: 36 scientists 843–862 publications: 32 scientists 863–882 publications: 32 scientists 883–902 publications: 31 scientists 903–922 publications: 25 scientists 923–942 publications: 15 scientists 943–962 publications: 24 scientists 963–982 publications: 13 scientists 983–1,002 publications: 21 scientists 1,003–1,022 publications: 21 scientists 1,023–1,042 publications: 16 scientists 1,043–1,062 publications: 9 scientists 1,063–1,082 publications: 19 scientists 1,083–1,102 publications: 11 scientists 1,103–1,122 publications: 17 scientists 1,123–1,142 publications: 11 scientists 1,143–1,162 publications: 7 scientists 1,163–1,182 publications: 4 scientists 1,183–1,202 publications: 10 scientists 1,203–1,222 publications: 8 scientists 1,223–1,242 publications: 16 scientists 1,243–1,262 publications: 4 scientists 1,263–1,282 publications: 10 scientists 1,283–1,302 publications: 5 scientists 1,303–1,322 publications: 7 scientists 1,323–1,342 publications: 4 scientists 1,343–1,362 publications: 8 scientists 1,363–1,382 publications: 6 scientists 1,383–1,402 publications: 7 scientists 1,403–1,422 publications: 3 scientists 1,423–1,442 publications: 4 scientists 1,443–1,462 publications: 4 scientists 1,463–1,468 publications: 3 scientists 1,469+ publications: 100 scientists
103–122 publications 1,469+

This scientist: 319 publications — 21st percentile

21% of scientists in this discipline score the same or lower.

The last bar groups every scientist with 1,469 publications or more.

View publications distribution as a table
Number of Physics scientists by publication count, Research.com 2026 ranking edition. Based on 3,678 ranked scientists.
Publications Scientists This scientist
103–122 7
123–142 10
143–162 31
163–182 35
183–202 53
203–222 81
223–242 85
243–262 112
263–282 114
283–302 126
303–322 136 319
323–342 162
343–362 155
363–382 156
383–402 134
403–422 145
423–442 147
443–462 131
463–482 131
483–502 116
503–522 106
523–542 103
543–562 87
563–582 84
583–602 94
603–622 70
623–642 76
643–662 60
663–682 54
683–702 60
703–722 48
723–742 64
743–762 48
763–782 37
783–802 43
803–822 34
823–842 36
843–862 32
863–882 32
883–902 31
903–922 25
923–942 15
943–962 24
963–982 13
983–1,002 21
1,003–1,022 21
1,023–1,042 16
1,043–1,062 9
1,063–1,082 19
1,083–1,102 11
1,103–1,122 17
1,123–1,142 11
1,143–1,162 7
1,163–1,182 4
1,183–1,202 10
1,203–1,222 8
1,223–1,242 16
1,243–1,262 4
1,263–1,282 10
1,283–1,302 5
1,303–1,322 7
1,323–1,342 4
1,343–1,362 8
1,363–1,382 6
1,383–1,402 7
1,403–1,422 3
1,423–1,442 4
1,443–1,462 4
1,463–1,468 3
1,469+ 100
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J. Davy Kirkpatrick D-index placement in Physics in 2026

The chart shows the D-index (discipline H-index) distribution of Physics scientists ranked by Research.com in 2026. The highlighted bar marks where J. Davy Kirkpatrick sits on this spectrum.

No. of scientists
50 100 150
Bar chart with 59 bars. Horizontal axis: D-Index, 70–71 to 185+. Vertical axis: number of scientists, 0 to 167. Most scientists, 167, have 80–81 D-Index. The last bar groups every scientist with 185 D-Index or more. The highlighted bar, 98–99 D-Index, is where this scientist sits. 70–71 D-Index: 76 scientists 72–73 D-Index: 110 scientists 74–75 D-Index: 143 scientists 76–77 D-Index: 153 scientists 78–79 D-Index: 144 scientists 80–81 D-Index: 167 scientists 82–83 D-Index: 167 scientists 84–85 D-Index: 166 scientists 86–87 D-Index: 132 scientists 88–89 D-Index: 155 scientists 90–91 D-Index: 134 scientists 92–93 D-Index: 137 scientists 94–95 D-Index: 102 scientists 96–97 D-Index: 112 scientists 98–99 D-Index: 110 scientists 100–101 D-Index: 116 scientists 102–103 D-Index: 97 scientists 104–105 D-Index: 103 scientists 106–107 D-Index: 87 scientists 108–109 D-Index: 90 scientists 110–111 D-Index: 67 scientists 112–113 D-Index: 78 scientists 114–115 D-Index: 75 scientists 116–117 D-Index: 67 scientists 118–119 D-Index: 69 scientists 120–121 D-Index: 60 scientists 122–123 D-Index: 59 scientists 124–125 D-Index: 53 scientists 126–127 D-Index: 42 scientists 128–129 D-Index: 41 scientists 130–131 D-Index: 33 scientists 132–133 D-Index: 32 scientists 134–135 D-Index: 45 scientists 136–137 D-Index: 19 scientists 138–139 D-Index: 24 scientists 140–141 D-Index: 28 scientists 142–143 D-Index: 31 scientists 144–145 D-Index: 22 scientists 146–147 D-Index: 20 scientists 148–149 D-Index: 12 scientists 150–151 D-Index: 16 scientists 152–153 D-Index: 24 scientists 154–155 D-Index: 23 scientists 156–157 D-Index: 15 scientists 158–159 D-Index: 15 scientists 160–161 D-Index: 11 scientists 162–163 D-Index: 17 scientists 164–165 D-Index: 12 scientists 166–167 D-Index: 11 scientists 168–169 D-Index: 9 scientists 170–171 D-Index: 9 scientists 172–173 D-Index: 11 scientists 174–175 D-Index: 4 scientists 176–177 D-Index: 8 scientists 178–179 D-Index: 5 scientists 180–181 D-Index: 3 scientists 182–183 D-Index: 4 scientists 184 D-Index: 4 scientists 185+ D-Index: 99 scientists
70–71 D-Index 185+

This scientist: 98 D-Index — 53rd percentile

53% of scientists in this discipline score the same or lower.

The last bar groups every scientist with 185 D-Index or more.

View D-Index distribution as a table
Number of Physics scientists by D-index, Research.com 2026 ranking edition. Based on 3,678 ranked scientists.
D-Index Scientists This scientist
70–71 76
72–73 110
74–75 143
76–77 153
78–79 144
80–81 167
82–83 167
84–85 166
86–87 132
88–89 155
90–91 134
92–93 137
94–95 102
96–97 112
98–99 110 98
100–101 116
102–103 97
104–105 103
106–107 87
108–109 90
110–111 67
112–113 78
114–115 75
116–117 67
118–119 69
120–121 60
122–123 59
124–125 53
126–127 42
128–129 41
130–131 33
132–133 32
134–135 45
136–137 19
138–139 24
140–141 28
142–143 31
144–145 22
146–147 20
148–149 12
150–151 16
152–153 24
154–155 23
156–157 15
158–159 15
160–161 11
162–163 17
164–165 12
166–167 11
168–169 9
170–171 9
172–173 11
174–175 4
176–177 8
178–179 5
180–181 3
182–183 4
184 4
185+ 99
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Overview

J. Davy Kirkpatrick is affiliated with the California Institute of Technology in the United States. Their research primarily spans the field of Physics and Astronomy with a focus on Astronomy and Astrophysics, Instrumentation, Computational Mechanics, Spectroscopy, and Geophysics.

The scientist's work covers several specific research topics, including:

  • Stellar, planetary, and galactic studies
  • Astronomy and Astrophysical Research
  • Astrophysics and Star Formation Studies
  • Gamma-ray bursts and supernovae
  • Astro and Planetary Science
  • Astrophysical Phenomena and Observations
  • Astronomical Observations and Instrumentation

They have published extensively, with notable recent papers including:

  • The Initial Mass Function Based on the Full-sky 20 pc Census of ∼3600 Stars and Brown Dwarfs (2024, The Astrophysical Journal Supplement Series)
  • The CatWISE2020 Catalog (2021, The Astrophysical Journal Supplement Series)
  • The Near-Earth Object Surveyor Mission (2023, The Planetary Science Journal)
  • The First JWST Spectral Energy Distribution of a Y Dwarf (2023, The Astrophysical Journal Letters)
  • SPHEREx: NASA's near-infrared spectrophotometric all-sky survey (2020, Space Telescopes and Instrumentation 2020: Optical, Infrared, and Millimeter Wave)

Frequent co-authors in their research include:

  • Adam C. Schneider
  • Jacqueline K. Faherty
  • Aaron Meisner
  • Marc J. Kuchner
  • Federico Marocco

The scientist often publishes in the following venues:

  • arXiv (Cornell University)
  • The Astrophysical Journal
  • The Astronomical Journal
  • Research Notes of the AAS
  • The Astrophysical Journal Letters

Kirkpatrick has also contributed to academic books, including a single publication by Princeton University Press titled Stellar Spectral Classification (2021).

Best Publications

  • The Two Micron All Sky Survey (2MASS)

    M. F. Skrutskie;M. F. Skrutskie;R. M. Cutri;R. Stiening;M. D. Weinberg

  • Dwarfs Cooler Than M: The Definition of Spectral Type L Using Discoveries from the 2-Micron All-Sky Survey (2MASS)

    J. Davy Kirkpatrick;I. Neill Reid;James Liebert;Roc M. Cutri

  • Sixty-seven Additional L Dwarfs Discovered by the Two Micron All Sky Survey (2MASS)

    J. Davy Kirkpatrick;I. Neill Reid;James Liebert;John E. Gizis

  • A Standard Stellar Spectral Sequence in the Red/Near-Infrared: Classes K5 to M9

    J. D. Kirkpatrick;Todd J. Henry;Donald W. McCarthy

  • 67 Additional L Dwarfs Discovered by the Two Micron All Sky Survey

    J. Davy Kirkpatrick;I. Neill Reid;James Liebert;John E. Gizis

  • Astrometry and photometry for cool dwarfs and brown dwarfs

    Conard C. Dahn;Hugh C. Harris;Frederick J. Vrba;Harry H. Guetter

  • Meeting the Cool New Neighbors V: A 2MASS-Selected Sample of Ultracool Dwarfs

    Kelle L. Cruz;I. Neill Reid;James Liebert;J. Davy Kirkpatrick

  • Preliminary Parallaxes of 40 L and T Dwarfs from the U.S. Naval Observatory Infrared Astrometry Program

    F. J. Vrba;A. A. Henden;C. B. Luginbuhl;H. H. Guetter

  • Initial Performance of the NEOWISE Reactivation Mission

    A. Mainzer;J. Bauer;R. M. Cutri;T. Grav

  • Binarity in Brown Dwarfs: T Dwarf Binaries Discovered with the Hubble Space Telescope WPFC2

    Adam J. Burgasser;J. Davy Kirkpatrick;I. Neill Reid;Michael E. Brown

  • The First Hundred Brown Dwarfs Discovered by the Wide-field Infrared Survey Explorer (WISE)

    J. Davy Kirkpatrick;Michael C. Cushing;Christopher R. Gelino;Roger L. Griffith

  • A Unified Near-Infrared Spectral Classification Scheme for T Dwarfs

    Adam J. Burgasser;T. R. Geballe;S. K. Leggett;J. Davy Kirkpatrick

  • Preliminary Parallaxes of 40 L and T Dwarfs from the US Naval Observatory Infrared Astrometry Program

    F. J. Vrba;A. A. Henden;A. A. Henden;C. B. Luginbuhl;H. H. Guetter

  • Binarity in Brown Dwarfs: T Dwarf Binaries Discovered with the Hubble Space Telescope Wide Field Planetary Camera 2

    Adam J. Burgasser;J. Davy Kirkpatrick;I. Neill Reid;Michael E. Brown

  • Meeting the Cool Neighbors. V. A 2MASS-Selected Sample of Ultracool Dwarfs

    Kelle L. Cruz;Kelle L. Cruz;I. Neill Reid;I. Neill Reid;I. Neill Reid;James Liebert;James Liebert;J. Davy Kirkpatrick

  • Discoveries from a Near-infrared Proper Motion Survey using Multi-epoch 2MASS Data

    J. Davy Kirkpatrick;Dagny L. Looper;Adam J. Burgasser;Steven D. Schurr

  • The Initial Mass Function in the Taurus Star-forming Region*

    César Briceño;César Briceño;K. L. Luhman;Lee Hartmann;John R. Stauffer

  • The Discovery of Y Dwarfs using Data from the Wide-field Infrared Survey Explorer (WISE)

    Michael C. Cushing;Michael C. Cushing;J. Davy Kirkpatrick;Christopher R. Gelino;Roger L. Griffith

  • The NIRSPEC Brown Dwarf Spectroscopic Survey. I. Low-Resolution Near-Infrared Spectra

    Ian S. McLean;Mark R. McGovern;Adam J. Burgasser;J. Davy Kirkpatrick

  • Discoveries from a Near-infrared Proper Motion Survey Using Multi-epoch Two Micron All-Sky Survey Data

    J. Davy Kirkpatrick;Dagney L. Looper;Adam J. Burgasser;Steven D. Schurr

Frequent Co-Authors

Adam J. Burgasser
Adam J. Burgasser University of California, San Diego
Michael C. Cushing
Michael C. Cushing University of Toledo
John E. Gizis
John E. Gizis University of Delaware
Edward L. Wright
Edward L. Wright University of California, Los Angeles
James Liebert
James Liebert University of Arizona
I. Neill Reid
I. Neill Reid Space Telescope Science Institute
Kelle L. Cruz
Kelle L. Cruz Hunter College
Roc M. Cutri
Roc M. Cutri California Institute of Technology
C. G. Tinney
C. G. Tinney University of New South Wales
Mark S. Marley
Mark S. Marley University of Arizona

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