J. A. Klobuchar

5.6k total citations · 1 hit paper
136 papers, 4.5k citations indexed

About

J. A. Klobuchar is a scholar working on Astronomy and Astrophysics, Aerospace Engineering and Geophysics. According to data from OpenAlex, J. A. Klobuchar has authored 136 papers receiving a total of 4.5k indexed citations (citations by other indexed papers that have themselves been cited), including 110 papers in Astronomy and Astrophysics, 62 papers in Aerospace Engineering and 43 papers in Geophysics. Recurrent topics in J. A. Klobuchar's work include Ionosphere and magnetosphere dynamics (105 papers), GNSS positioning and interference (58 papers) and Earthquake Detection and Analysis (43 papers). J. A. Klobuchar is often cited by papers focused on Ionosphere and magnetosphere dynamics (105 papers), GNSS positioning and interference (58 papers) and Earthquake Detection and Analysis (43 papers). J. A. Klobuchar collaborates with scholars based in United States, India and Australia. J. A. Klobuchar's co-authors include M. Mendillo, Patricia H. Doherty, R. G. Rastogi, A. J. Van Dierendonck, Quyen Hua, D. N. Anderson, J. Aarons, Gerald S. Hawkins, Michael D. Papagiannis and L. Kersley and has published in prestigious journals such as Nature, Science and Journal of Geophysical Research Atmospheres.

In The Last Decade

J. A. Klobuchar

128 papers receiving 3.7k citations

Hit Papers

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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.

Ionospheric Time-Delay Algorithm for Single-Frequency GPS Users

1987 1.0k citations J. A. Klobuchar profile →

Peers

Countries citing papers authored by J. A. Klobuchar

Since Specialization

Citations

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

Fields of papers citing papers by J. A. Klobuchar

Since Specialization

Physical SciencesHealth SciencesLife SciencesSocial Sciences

This network shows the impact of papers produced by J. A. Klobuchar. 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 J. A. Klobuchar. The network helps show where J. A. Klobuchar may publish in the future.

Co-authorship network of co-authors of J. A. Klobuchar

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

All Works

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20 of 20 papers shown

#	Work	Indexed citations
1	Performance of SBAS Ionospheric Estimation in the Equatorial Region 2003 ·Proceedings of the 16th International Technical Meeting of the Satellite Division of The Institute of Navigation (ION GPS/GNSS 2003) ·(unknown), M. Bakry El‐Arini, Patricia H. Doherty, J. A. Klobuchar, E. R. de Paula, F. S. Rodrigues, (unknown)	3
2	Ionospheric Scintillation Effects on Single and Dual Frequency GPS Positioning 2003 ·Proceedings of the 16th International Technical Meeting of the Satellite Division of The Institute of Navigation (ION GPS/GNSS 2003) ·Seebany Datta‐Barua, Patricia H. Doherty, (unknown), (unknown), J. A. Klobuchar	40
3	Adequacy of the SBAS Ionospheric Grid Concept for Precision Approach in the Equatorial Region 2002 ·Proceedings of the 15th International Technical Meeting of the Satellite Division of The Institute of Navigation (ION GPS 2002) ·(unknown), M. Bakry El‐Arini, J. A. Klobuchar, Patricia H. Doherty	4
4	Ionospheric Effects on Low-Latitude Space Based Augmentation Systems 2002 ·Proceedings of the 15th International Technical Meeting of the Satellite Division of The Institute of Navigation (ION GPS 2002) ·Patricia H. Doherty, (unknown), J. A. Klobuchar, (unknown), Seebany Datta‐Barua, E. R. de Paula, F. S. Rodrigues	11
5	Report on the Ionospheric Effects Symposium, IES-2002 2002 ·GPS Solutions ·J. A. Klobuchar, (unknown)	1
6	Ionospheric Scintillation Effects in the Equatorial and Auroral Regions 2000 ·Patricia H. Doherty, (unknown), C. E. Valladares, J. A. Klobuchar	62
7	Development of Real-Time Algorithms to Estimate the Ionospheric Error Bounds for WAAS 1995 ·J. A. Klobuchar, (unknown), M. Bakry El‐Arini, (unknown)	5
8	Ionospheric Scintillation Monitoring Using Commercial Single Frequency C/A Code Receivers 1993 ·A. J. Van Dierendonck, J. A. Klobuchar, Quyen Hua	289
9	Potential Ionospheric Limitations to Wide-Area Differential GPS 1993 ·J. A. Klobuchar, Patricia H. Doherty, M. Bakry El‐Arini	8
10	Ranging errors due to disturbances in the polar ionosphere 1990 ·Ionics ·G. J. Bishop, J. A. Klobuchar	3
11	Coordinated optical and radio studies of ionospheric disturbances - Initial results from Millstone Hill 1987 ·Annales Geophysicae ·M. Mendillo, (unknown), J. Aarons, J. C. Foster, J. A. Klobuchar	23
12	Modeling the total electron content observations above Ascension Island 1983 ·Journal of Geophysical Research Atmospheres ·D. N. Anderson, J. A. Klobuchar	68
13	Ionospheric corrections for the single frequency user of the global positioning system 1982 ·J. A. Klobuchar	12
14	Ionospheric scintillation measurements using the Global Positioning System 1981 ·C. L. Rino, M. D. Cousins, J. A. Klobuchar	1
15	Preliminary results of scintillation measurements associated with ionosphere Heating and possible implications for the solar power satellite 1980 ·Geophysical Research Letters ·Santimay Basu, Sunanda Basu, A.L. Johnson, J. A. Klobuchar, C. M. Rush	19
16	The ionosphere at L = 4: average behavior and the response to geomagnetic storms. 1979 ·Annales de Geophysique ·M. J. Buonsanto, M. Mendillo, J. A. Klobuchar	20
17	On the Installation, Operation, Data Reduction, and Maintenance of VHF Electronic Polarimeters for Total Electron Content Measurements. 1977 ·Defense Technical Information Center (DTIC) ·(unknown), J. A. Klobuchar, (unknown)	8
18	The construction and use of storm-time corrections for ionospheric F-region parameters. 1975 ·M. Mendillo, M. J. Buonsanto, J. A. Klobuchar	4
19	Seasonal and Diurnal Variations in the Total Electron Content of the Ionosphere at Invariant Latitude 54 Degrees. 1974 ·Gerald S. Hawkins, J. A. Klobuchar	4
20	Atlas of the midlatitude F-region response to geomagnetic storms. Air Force surveys in geophysics 1974 ·OSTI OAI (U.S. Department of Energy Office of Scientific and Technical Information) ·M. Mendillo, J. A. Klobuchar	1

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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