[HTML][HTML] Performance analysis of GPS/BDS broadcast ionospheric models in standard point positioning during 2021 strong geomagnetic storms

Q Li, X Su, Y Xu, H Ma, Z Liu, J Cui, T Geng - Remote Sensing, 2022 - mdpi.com
The broadcast ionospheric model is one of the main methods for eliminating ionospheric
delay errors for the Global Navigation Satellite Systems (GNSS) single-frequency users …

F-region variations prior to magnetic storms (a review)

AD Danilov, AV Konstantinova - Advances in Space Research, 2023 - Elsevier
A review of variations in ionospheric parameters in the prestorm period obtained under
analysis of particular magnetic storms (case studies) is presented. It is demonstrated that as …

Responses of the Nigerian low-latitude ionosphere to geomagnetic storms of the ascending and maximum phases of solar cycle 24

EO Oyeyemi, AO Akala, D Okoh, OO Odeyemi… - Advances in Space …, 2024 - Elsevier
This study investigates the responses of the Nigerian ionosphere to thirteen geomagnetic
storms that occurred during the ascending and maximum phases of the solar cycle 24. The …

[HTML][HTML] Analyzing high temporal-resolution of GNSS-based ionospheric VTEC over Nigeria

SO Faruna, DD Wijaya, B Setyadji, I Meilano… - The Egyptian Journal of …, 2024 - Elsevier
This study focuses on high-temporal-resolution Vertical Total Electron Content (VTEC)
estimation over Nigeria, which is crucial for enhancing satellite-based applications. Utilizing …

Effects of full and partial halo geomagnetic storms on an East African low latitude station

DC Obiegbuna, FN Okeke, KC Okpala… - Astrophysics and Space …, 2022 - Springer
Using the RINEX formatted TEC data from the global positioning system (GPS), we analyzed
the impact of full and partial halo CMEs induced geomagnetic storms on ADIS (9.02° N …

[PDF][PDF] The Egyptian Journal of Remote Sensing and Space Sciences

SO Faruna, DD Wijaya, B Setyadji… - The Egyptian Journal …, 2024 - researchgate.net
This study focuses on high-temporal-resolution Vertical Total Electron Content (VTEC)
estimation over Nigeria, which is crucial for enhancing satellite-based applications. Utilizing …

Variability of Ionospheric Total Electron Content over some American, Asian and African Equatorial Stations

GA AKINYEMI, SO Ikubanni, ME Sanyaolu, AB Rabiu - 2023 - researchsquare.com
The Earth's ionosphere is a highly dynamic region, which interferes with radio wave
propagation in the shortwave and L-band frequency. In this study, total electron content …