Publications of Nat Gopalswamy

A list of publications authored or co-authored by Nat Gopalswamy, derived from the SAO/NASA Astrophysics Data System (ADS). The number in brackets after each title indicates the number of citations that the paper has received.

Orcid ID: 0000-0001-5894-9954

List of publications ordered by citations
Number of papers: 76 (refereed: 73)
No. of citations: 1865
First author papers: 23 (refereed: 20)

2026

  1. Results from NASA's First Radio Telescope on the Moon: Terrestrial Technosignatures and the Low-frequency Galactic Background Observed by ROLSES-1 on Board the Odysseus Lander [5]
    Hibbard, Joshua J., Burns, Jack O., MacDowall, Robert, Gopalswamy, Natchimuthuk, Boardsen, Scott A., Farrell, William, Bradley, Damon, Schulszas, Thomas M., Dorigo Jones, Johnny, Rapetti, David & Turner, Jake D., The Astronomical Journal, 171, 26
  2. Long Duration Gamma-Ray Flares: The Number Problem [1]
    Vainio, Rami, Afanasiev, Alexandr, Gopalswamy, Nat, Jin, Meng, Makela, Pertti & Ryan, James, Solar Physics, 301, 6

2025

  1. Relationship between prominence eruptions and coronal mass ejections during solar cycle 24 [4]
    Devi, Pooja, Gopalswamy, Nat, Yashiro, Seiji, Akiyama, Sachiko, Chandra, Ramesh & Koleva, Kostadinka, Journal of Astrophysics and Astronomy, 46, 64
  2. Annotated catalog of intense geomagnetic storms including their solar and interplanetary causes [0]
    Gopalswamy, N., Akiyama, S., Yashiro, S., Mäkelä, P. & Xie, H., Journal of Astrophysics and Astronomy, 46, 78
  3. Modeling Polarized Radio Sounding Observations of a Coronal Mass Ejection [2]
    Jensen, Elizabeth A., Manchester, W. B., Kooi, J. E., Nieves-Chinchilla, T., Jian, L. K., Wexler, D. B., Fung, S. F. & Gopalswamy, N., ApJ, 987, 156
  4. Role of CME Clusters and CME-CME Interactions in Producing Sustained γ-Ray Emission Events [0]
    Mohan, Atul, Mäkelä, Pertti, Gopalswamy, Natchimuthuk, Akiyama, Sachicko & Yashiro, Seiji, Solar Physics, 300, 133
  5. Enhancing Scientific Capacity in Africa – A Report on the 2023 International Space Weather Initiative School and the African Geophysical Society Annual Conference [0]
    Ngwira, Chigomezyo M., Yizengaw, Endawoke, Gopalswamy, Nat, Pulkkinen, Antti & Simpemba, Prospery, Journal of Geophysical Research (Space Physics), 130, 2024JA033447

2024

  1. The multiview observatory for solar terrestrial science (MOST) [12]
    Gopalswamy, N., Christe, S., Fung, S. F., Gong, Q., Gruesbeck, J. R., Jian, L. K., Kanekal, S. G., Kay, C., Kucera, T. A., Leake, J. E., Li, L., Mӓkelӓ, P., Nikulla, P., Reginald, N. L., Shih, A., Tadikonda, S. K., Viall, N., Wilson, L. B., Yashiro, S., Golub, L., DeLuca, E., Reeves, K., Sterling, A. C., Winebarger, A. R., DeForest, C., Hassler, D. M., Seaton, D. B., Desai, M. I., Mokashi, P. S., Lazio, J., Jensen, E. A., Manchester, W. B., Sachdeva, N., Wood, B., Kooi, J., Hess, P., Wexler, D. B., Bale, S. D., Krucker, S., Hurlburt, N., DeRosa, M., Gosain, S., Jain, K., Kholikov, S., Petrie, G. J. D., Pevtsov, A., Tripathy, S. C., Zhao, J., Scherrer, P. H., Rajaguru, S. P., Woods, T., Kenney, M., Zhang, J., Scolini, C., Cho, K.-S., Park, Y.-D. & Jackson, B. V., Journal of Atmospheric and Solar-Terrestrial Physics, 254, 106165
  2. Spatial Relationship between CMEs and Prominence Eruptions during SC 24 and SC 25 [2]
    Koleva, Kostadinka, Gopalswamy, Nat, Devi, Pooja, Yashiro, Seiji & Michalek, Grzegorz, ApJ, 966, 22
  3. On the Influence of the Solar Wind on the Propagation of Earth-impacting Coronal Mass Ejections [5]
    Kumar, Sandeep, Srivastava, Nandita, Gopalswamy, Nat & Dash, Ashutosh, ApJ, 977, 57
  4. Interplanetary Type IV Solar Radio Bursts: A Comprehensive Catalog and Statistical Results [8]
    Mohan, Atul, Gopalswamy, Nat, Kumari, Anshu, Akiyama, Sachiko & G, Sindhuja, ApJ, 971, 86
  5. Energetic particle activity in AD Leo: Detection of a solar-like type-IV burst [26]
    Mohan, Atul, Mondal, Surajit, Wedemeyer, Sven & Gopalswamy, Natchimuthuk, A&A, 686, A51
  6. Modeling the Magnetic Vectors of Interplanetary Coronal Mass Ejections at Different Heliocentric Distances with INFROS [3]
    Sarkar, Ranadeep, Srivastava, Nandita, Gopalswamy, Nat & Kilpua, Emilia, ApJS, 273, 36

2023

  1. Opening New Horizons with the L4 Mission: Vision and Plan [15]
    Cho, Kyung-Suk, Hwang, Junga, Han, Jeong-Yeol, Choi, Seong-Hwan, Park, Sung-Hong, Lim, Eun-Kyung, Kim, Rok-Soon, Seough, Jungjoon, Sohn, Jong-Dae, Song, Donguk, Kwak, Jae-Young, Miyashita, Yukinaga, Baek, Ji-Hye, Lee, Jaejin, Lee, Jinsung, Ryu, Kwangsun, Seon, Jongho, Jin, Ho, Ye, Sung-Jun, Moon, Yong-Jae, Lee, Dae-Young, Yoon, Peter H., Hoang, Thiem, Sterken, Veerle, Joshi, Bhuwan, Lee, Chang-Han, Jang, Jongjin, Doh, Jae-Hwee, Kim, Hwayeong, Park, Hyeon-Jeong, Gopalswamy, Natchimuthuk, Elsayed, Talaat & Lee, John, Journal of Korean Astronomical Society, 56, 263
  2. What Do Halo CMEs Tell Us about Solar Cycle 25? [16]
    Gopalswamy, Nat, Michalek, Grzegorz, Yashiro, Seiji, Mäkelä, Pertti, Akiyama, Sachiko & Xie, Hong, ApJ, 952, L13
  3. Rotation of a Stealth CME on 2012 October 5 Observed in the Inner Heliosphere [3]
    Kumar, Sandeep, Hegde, Dinesha V., Srivastava, Nandita, Pogorelov, Nikolai V., Gopalswamy, Nat & Yashiro, Seiji, ApJ, 958, 103
  4. A Statistical Analysis of Deflection of Coronal Mass Ejections in the Field of View of LASCO Coronagraphs [2]
    Michalek, Grzegorz, Gopalswamy, Nat, Yashiro, Seiji & Koleva, Kostadinka, ApJ, 956, 59
  5. Speed and Acceleration of Coronal Mass Ejections Associated with Sustained Gamma-Ray Emission Events Observed by Fermi/LAT [5]
    Mäkelä, Pertti, Gopalswamy, Nat, Akiyama, Sachiko, Xie, Hong & Yashiro, Seiji, ApJ, 954, 79
  6. Investigating a Solar Wind Stream Interaction Region using Interplanetary Spacecraft Radio Signals: A Magnetohydrodynamic Simulation Study [3]
    Wexler, David B., Manchester, Ward B., Jian, Lan K., Wilson, Lynn B., Gopalswamy, Natchimuthuk, Song, Paul, Kooi, Jason E., van der Holst, Bart & Jensen, Elizabeth A., ApJ, 955, 90

2022

  1. Effect of the Heliospheric State on CME Evolution [7]
    Dagnew, Fithanegest Kassa, Gopalswamy, Nat, Tessema, Solomon Belay, Akiyama, Sachiko & Yashiro, Seiji, ApJ, 936, 122
  2. Modeling the East-West Asymmetry of Energetic Particle Fluence in Large Solar Energetic Particle Events Using the iPATH Model [13]
    Ding, Zheyi, Li, Gang, Ebert, Robert W., Dayeh, Maher A., Fe-Dueñas, Adolfo Santa, Desai, Mihir, Xie, Hong, Gopalswamy, N. & Bruno, A., Journal of Geophysical Research (Space Physics), 127, e30343
  3. What Is Unusual About the Third Largest Geomagnetic Storm of Solar Cycle 24? [30]
    Gopalswamy, N., Yashiro, S., Akiyama, S., Xie, H., Mäkelä, P., Fok, M.-C. & Ferradas, C. P., Journal of Geophysical Research (Space Physics), 127, e30404
  4. What is Unusual about the Third Largest Geomagnetic Storm of Solar Cycle 24? [0]
    Gopalswamy, Nat, Yashiro, Seiji, Akiyama, Sachiko, Xie, Hong, Makela, Pertti, Fok, Mei-Ching H. & Ferradas, Cristian P., essoar.10510553
  5. The Sun and Space Weather [40]
    Gopalswamy, Nat, Atmosphere, 13, 1781
  6. Study of the Mass-loss Rate from the Sun [5]
    Michalek, Grzegorz, Gopalswamy, Nat & Yashiro, Seiji, ApJ, 930, 74
  7. Periodic Oscillations in LASCO Coronal Mass Ejection Speeds: Space Seismology [3]
    Michalek, Grzegorz, Gopalswamy, Nat & Yashiro, Seiji, ApJ, 927, L16
  8. Interhemispheric Asymmetries in Ionospheric Electron Density Responses During Geomagnetic Storms: A Study Using Space-Based and Ground-Based GNSS and AMPERE Observations [8]
    Swarnalingam, N., Wu, D. L. & Gopalswamy, N., Journal of Geophysical Research (Space Physics), 127, e30247
  9. Eruption of the EUV Hot Channel from the Solar Limb and Associated Moving Type IV Radio Burst [9]
    Vemareddy, P., Démoulin, P., Sasikumar Raja, K., Zhang, J., Gopalswamy, N. & Vasantharaju, N., ApJ, 927, 108

2021

  1. Predictability of variable solar─terrestrial coupling [25]
    Daglis, Ioannis A., Chang, Loren C., Dasso, Sergio, Gopalswamy, Nat, Khabarova, Olga V., Kilpua, Emilia, Lopez, Ramon, Marsh, Daniel, Matthes, Katja, Nandy, Dibyendu, Seppälä, Annika, Shiokawa, Kazuo, Thiéblemont, Rémi & Zong, Qiugang, Annales Geophysicae, 39, 1013
  2. The Balloon-Borne Investigation of Temperature and Speed of Electrons in the Corona (BITSE): Mission Description and Preliminary Results [17]
    Gopalswamy, N., Newmark, J., Yashiro, S., Mäkelä, P., Reginald, N., Thakur, N., Gong, Q., Kim, Y.-H., Cho, K.-S., Choi, S.-H., Baek, J.-H., Bong, S.-C., Yang, H.-S., Park, J.-Y., Kim, J.-H., Park, Y.-D., Lee, J.-O., Kim, R.-S. & Lim, E.-K., Solar Physics, 296, 15
  3. The Common Origin of High-energy Protons in Solar Energetic Particle Events and Sustained Gamma-Ray Emission from the Sun [12]
    Gopalswamy, N., Yashiro, S., Mäkelä, P., Xie, H. & Akiyama, S., ApJ, 915, 82
  4. Imaging and Spectral Observations of a Type-II Radio Burst Revealing the Section of the CME-Driven Shock That Accelerates Electrons [14]
    Majumdar, Satabdwa, Tadepalli, Srikar Paavan, Maity, Samriddhi Sankar, Deshpande, Ketaki, Kumari, Anshu, Patel, Ritesh & Gopalswamy, Nat, Solar Physics, 296, 62
  5. Total Solar Irradiance Variability on the Evolutionary Timescale and its Impact on the Earth's Mean Surface Temperature [2]
    Shukure, N. T., Tessema, S. B. & Gopalswamy, N., ApJ, 917, 86
  6. A Quarter Century of Wind Spacecraft Discoveries [115]
    Wilson, Lynn B., III, Brosius, Alexandra L., Gopalswamy, Natchimuthuk, Nieves-Chinchilla, Teresa, Szabo, Adam, Hurley, Kevin, Phan, Tai, Kasper, Justin C., Lugaz, Noé, Richardson, Ian G., Chen, Christopher H. K., Verscharen, Daniel, Wicks, Robert T. & TenBarge, Jason M., Reviews of Geophysics, 59, e2020RG000714
  7. The Structural Connection between Coronal Mass Ejection Flux Ropes near the Sun and at 1 au [13]
    Xie, H., Gopalswamy, N. & Akiyama, S., ApJ, 922, 64

2020

  1. Intercycle and Intracycle Variation of Halo CME Rate Obtained from SOHO/LASCO Observations [12]
    Dagnew, Fithanegest Kassa, Gopalswamy, Nat, Tessema, Solomon Belay, Akiyama, Sachiko, Yashiro, Seiji & Tesfu, Tesfay Yemane, ApJ, 903, 118
  2. Source of Energetic Protons in the 2014 September 1 Sustained Gamma-ray Emission Event [23]
    Gopalswamy, N., Mäkelä, P., Yashiro, S., Akiyama, S., Xie, H. & Thakur, N., Solar Physics, 295, 18
  3. The State of the Heliosphere Revealed by Limb-halo Coronal Mass Ejections in Solar Cycles 23 and 24 [26]
    Gopalswamy, Nat, Akiyama, Sachiko & Yashiro, Seiji, ApJ, 897, L1
  4. Positron Processes in the Sun [6]
    Gopalswamy, Nat, Atoms, 8, 14
  5. ICME Evolution in the Inner Heliosphere [61]
    Luhmann, J. G., Gopalswamy, N., Jian, L. K. & Lugaz, N., Solar Physics, 295, 61
  6. An Observationally Constrained Analytical Model for Predicting the Magnetic Field Vectors of Interplanetary Coronal Mass Ejections at 1 au [28]
    Sarkar, Ranadeep, Gopalswamy, Nat & Srivastava, Nandita, ApJ, 888, 121
  7. A Study of the Observational Properties of Coronal Mass Ejection Flux Ropes near the Sun [11]
    Sindhuja, G. & Gopalswamy, N., ApJ, 889, 104
  8. A Modified Spheromak Model Suitable for Coronal Mass Ejection Simulations [22]
    Singh, Talwinder, Yalim, Mehmet S., Pogorelov, Nikolai V. & Gopalswamy, Nat, ApJ, 894, 49

2019

  1. Global Energetics of Solar Flares. VII. Aerodynamic Drag in Coronal Mass Ejections [9]
    Aschwanden, Markus J. & Gopalswamy, Nat, ApJ, 877, 149
  2. Explicit IMF By-Effect Maximizes at Subauroral Latitudes (Dedicated to the Memory of Eigil Friis-Christensen) [6]
    Holappa, L., Gopalswamy, N. & Mursula, K., Journal of Geophysical Research (Space Physics), 124, 2854
  3. Statistical Survey of Coronal Mass Ejections and Interplanetary Type II Bursts [19]
    Krupar, V., Magdalenić, J., Eastwood, J. P., Gopalswamy, N., Kruparova, O., Szabo, A. & Němec, F., ApJ, 882, 92
  4. Direct Estimates of the Solar Coronal Magnetic Field Using Contemporaneous Extreme-ultraviolet, Radio, and White-light Observations [39]
    Kumari, Anshu, Ramesh, R., Kathiravan, C., Wang, T. J. & Gopalswamy, N., ApJ, 881, 24
  5. On the Coronal Mass Ejection Detection Rate during Solar Cycles 23 and 24 [26]
    Michalek, Grzegorz, Gopalswamy, Nat & Yashiro, Seiji, ApJ, 880, 51
  6. Simulating Solar Coronal Mass Ejections Constrained by Observations of Their Speed and Poloidal Flux [15]
    Singh, T., Yalim, M. S., Pogorelov, N. V. & Gopalswamy, N., ApJ, 875, L17
  7. Statistical Study on Multispacecraft Widespread Solar Energetic Particle Events During Solar Cycle 24 [28]
    Xie, H., St. Cyr, O. C., Mäkelä, P. & Gopalswamy, N., Journal of Geophysical Research (Space Physics), 124, 6384

2018

  1. Sun-to-earth propagation of the 2015 June 21 coronal mass ejection revealed by optical, EUV, and radio observations [29]
    Gopalswamy, N., Mäkelä, P., Akiyama, S., Yashiro, S., Xie, H. & Thakur, N., Journal of Atmospheric and Solar-Terrestrial Physics, 179, 225
  2. Extreme Kinematics of the 2017 September 10 Solar Eruption and the Spectral Characteristics of the Associated Energetic Particles [81]
    Gopalswamy, N., Yashiro, S., Mäkelä, P., Xie, H., Akiyama, S. & Monstein, C., ApJ, 863, L39
  3. Long-term solar activity studies using microwave imaging observations and prediction for cycle 25 [38]
    Gopalswamy, N., Mäkelä, P., Yashiro, S. & Akiyama, S., Journal of Atmospheric and Solar-Terrestrial Physics, 176, 26
  4. A New Technique to Provide Realistic Input to CME Forecasting Models [42]
    Gopalswamy, Nat, Akiyama, Sachiko, Yashiro, Seiji & Xie, Hong, Space Weather of the Heliosphere: Processes and Forecasts (Editors: Foullon, Claire & Malandraki, Olga E.), IAU Symposium, 335, p. 258
  5. Coronal mass ejections as a new indicator of the active Sun [4]
    Gopalswamy, Nat, Long-term Datasets for the Understanding of Solar and Stellar Magnetic Cycles (Editors: Banerjee, D., Jiang, J., Kusano, K. & Solanki, S.), IAU Symposium, 340, p. 95
  6. Interplanetary Type II Radio Bursts from Wind/WAVES and Sustained Gamma-Ray Emission from Fermi/LAT: Evidence for Shock Source [45]
    Gopalswamy, Nat, Mäkelä, Pertti, Yashiro, Seiji, Lara, Alejandro, Xie, Hong, Akiyama, Sachiko & MacDowall, Robert J., ApJ, 868, L19
  7. The Effects of Uncertainty in Initial CME Input Parameters on Deflection, Rotation, Bz, and Arrival Time Predictions [39]
    Kay, C. & Gopalswamy, N., Journal of Geophysical Research (Space Physics), 123, 7220
  8. Direction-finding Analysis of the 2012 July 6 Type II Solar Radio Burst at Low Frequencies [14]
    Mäkelä, Pertti, Gopalswamy, Nat & Akiyama, Sachiko, ApJ, 867, 40
  9. Dependence of Coronal Mass Ejection Properties on Their Solar Source Active Region Characteristics and Associated Flare Reconnection Flux [43]
    Pal, Sanchita, Nandy, Dibyendu, Srivastava, Nandita, Gopalswamy, Nat & Panda, Suman, ApJ, 865, 4

2017

  1. Estimation of Reconnection Flux Using Post-eruption Arcades and Its Relevance to Magnetic Clouds at 1 AU [77]
    Gopalswamy, N., Yashiro, S., Akiyama, S. & Xie, H., Solar Physics, 292, 65
  2. Predicting the Magnetic Field of Earth-impacting CMEs [43]
    Kay, C., Gopalswamy, N., Reinard, A. & Opher, M., ApJ, 835, 117
  3. Using the Coronal Evolution to Successfully Forward Model CMEs' In Situ Magnetic Profiles [24]
    Kay, C. & Gopalswamy, N., Journal of Geophysical Research (Space Physics), 122, 11,810
  4. Deflection and Rotation of CMEs from Active Region 11158 [49]
    Kay, Christina, Gopalswamy, Nat, Xie, Hong & Yashiro, Seiji, Solar Physics, 292, 78
  5. New Evidence for a Coronal Mass Ejection-driven High Frequency Type II Burst near the Sun [45]
    Kumari, Anshu, Ramesh, R., Kathiravan, C. & Gopalswamy, N., ApJ, 843, 10
  6. A Sun-to-Earth Analysis of Magnetic Helicity of the 2013 March 17-18 Interplanetary Coronal Mass Ejection [24]
    Pal, Sanchita, Gopalswamy, Nat, Nandy, Dibyendu, Akiyama, Sachiko, Yashiro, Seiji, Makela, Pertti & Xie, Hong, ApJ, 851, 123
  7. Prominence Eruption Initiated by Helical Kink Instability of an Embedded Flux Rope [16]
    Vemareddy, P., Gopalswamy, N. & Ravindra, B., ApJ, 850, 38
  8. Comparison of the coronal mass ejection shock acceleration of three widespread SEP events during solar cycle 24 [15]
    Xie, H., Mäkelä, P., St. Cyr, O. C. & Gopalswamy, N., Journal of Geophysical Research (Space Physics), 122, 7021

2016

  1. The 2012 July 23 Backside Eruption: An Extreme Energetic Particle Event? [64]
    Gopalswamy, N., Yashiro, S., Thakur, N., Mäkelä, P., Xie, H. & Akiyama, S., ApJ, 833, 216
  2. Unusual Polar Conditions in Solar Cycle 24 and Their Implications for Cycle 25 [51]
    Gopalswamy, Nat, Yashiro, Seiji & Akiyama, Sachiko, ApJ, 823, L15
  3. Constraining the Solar Coronal Magnetic Field Strength using Split-band Type II Radio Burst Observations [16]
    Kishore, P., Ramesh, R., Hariharan, K., Kathiravan, C. & Gopalswamy, N., ApJ, 832, 59
  4. Source Regions of the Type II Radio Burst Observed During a CME-CME Interaction on 2013 May 22 [16]
    Mäkelä, P., Gopalswamy, N., Reiner, M. J., Akiyama, S. & Krupar, V., ApJ, 827, 141
  5. Minifilament Eruptions that Drive Coronal Jets in a Solar Active Region [121]
    Sterling, Alphonse C., Moore, Ronald L., Falconer, David A., Panesar, Navdeep K., Akiyama, Sachiko, Yashiro, Seiji & Gopalswamy, Nat, ApJ, 821, 100

2015

  1. Kinematic and Energetic Properties of the 2012 March 12 Polar Coronal Mass Ejection [18]
    Gopalswamy, N., Yashiro, S. & Akiyama, S., ApJ, 809, 106
  2. Large Solar Energetic Particle Events Associated with Filament Eruptions Outside of Active Regions [77]
    Gopalswamy, N., Mäkelä, P., Akiyama, S., Yashiro, S., Xie, H., Thakur, N. & Kahler, S. W., ApJ, 806, 8
  3. The Peculiar Behavior of Halo Coronal Mass Ejections in Solar Cycle 24 [85]
    Gopalswamy, N., Xie, H., Akiyama, S., Mäkelä, P., Yashiro, S. & Michalek, G., ApJ, 804, L23
  4. Estimating the Height of CMEs Associated with a Major SEP Event at the Onset of the Metric Type II Radio Burst during Solar Cycles 23 and 24 [33]
    Mäkelä, P., Gopalswamy, N., Akiyama, S., Xie, H. & Yashiro, S., ApJ, 806, 13

Created on Wed Apr 22 04:27:06 2026.