Tim Kodikara

Tim Kodikara

Space Physicist | Data Assimilation | Open Science Advocate

Publications

For the full list, please see Google Scholar.

  1. Sato, H. , Nykiel, G., Günzkofer, F., Kodikara, T., Cahuasquí, J. A., & Hoque, M. (2025). Altitude variations in ionospheric responses and prolonged TEC recovery during the high latitude solar eclipse of 10 June 2021. Journal of Geophysical Research: Space Physics, 130, e2025JA034001. https://doi.org/10.1029/2025JA034001
  2. Hładczuk, N. A., van den IJssel, J., Kodikara, T., Siemes, C., & Visser, P. (2024). GRACE-FO radiation pressure modelling for accurate density and crosswind retrieval. Advances in Space Research, 73(5), 2355–2373. https://doi.org/10.1016/j.asr.2023.12.059
  3. Yuan, L., Kodikara, T., & Hoque, M. M. (2024). Characterization of the ionospheric vertical error correlation lengths based on global ionosonde observations. Space Weather, 22, e2023SW003743. https://doi.org/10.1029/2023SW003743
  4. Kodikara, T. (2023). The open time-series of the high-resolution ionosphere-thermosphere aeronomic climate simulation (OTHITACS). World Data Center for Climate (WDCC) at DKRZ. https://doi.org/10.26050/WDCC/OTHITACS_tiegcm
  5. Yuan, L., Hoque, M. M., & Kodikara, T. (2023). The four-dimensional variational Neustrelitz electron density assimilation model: NEDAM. Space Weather, 21, e2022SW003378. https://doi.org/10.1029/2022SW003378
  6. Siemes, C., Borries, C., Bruinsma, S., Fernandez-Gomez, I., Hładczuk, N., van den IJssel, J., Kodikara, T., Vielberg, K., & Visser, P. (2023). New thermosphere neutral mass density and crosswind datasets from CHAMP, GRACE, and GRACE-FO. Journal of Space Weather and Space Climate, 13, 16. https://doi.org/10.1051/swsc/2023014
  7. Fernandez-Gomez, I., Kodikara, T., Borries, C., et al. (2022). Improving estimates of the ionosphere during geomagnetic storm conditions through assimilation of thermospheric mass density. Earth Planets Space 74, 12. https://doi.org/10.1186/s40623-022-01678-3
  8. Forootan, E., Kosary, M., Farzaneh, S., Kodikara, T., Vielberg, K., Fernandez-Gomez, I., Borries, C., & Schumacher, M. (2022). Forecasting global and multi-level thermospheric neutral density and ionospheric electron content by tuning models against satellite-based accelerometer measurements. Scientific Reports 12, 2095. https://doi.org/10.1038/s41598-022-05952-y
  9. Prol, F. S., Kodikara, T., Hoque, M. M., & Borries, C. (2021). Global-scale ionospheric tomography during the March 17, 2015 geomagnetic storm. Space Weather, 19, e2021SW002889. https://doi.org/10.1029/2021SW002889
  10. Kodikara, T., Zhang, K., Pedatella, N. M., & Borries, C. (2021). The impact of solar activity on forecasting the upper atmosphere via assimilation of electron density data. Space Weather, 19, e2020SW002660. https://doi.org/10.1029/2020SW002660
  11. Kodikara, T. (2019). Physical understanding and forecasting of the thermospheric structure and dynamics (Doctoral dissertation). RMIT University, Melbourne, Australia. https://doi.org/10.25439/rmt.27588945
  12. Kodikara, T., Carter, B., Norman, R., & Zhang, K. (2019). Density-temperature synchrony in the hydrostatic thermosphere. Journal of Geophysical Research: Space Physics, 124, 674– 699. https://doi.org/10.1029/2018JA025973
  13. Kodikara, T., Carter, B., & Zhang, K. (2018). The first comparison between Swarm-C accelerometer-derived thermospheric densities and physical and empirical model estimates. Journal of Geophysical Research: Space Physics, 123, 5068–5086. https://doi.org/10.1029/2017JA025118
  14. Kodikara, T., Harima, K., He, C., Choy, S., & Zhang, K. (2017). Assessment on the efficacy of global ionospheric maps to improve the performance of precise point positioning. In W. Short & I. Cairns (Eds.), Proceedings of the 17th Australian Space Research Conference, Sydney (pp. 25–40). National Space Society of Australia. ISBN: 978-0-6481570-1-4