Articles | Volume 24, issue 8
https://doi.org/10.5194/angeo-24-2159-2006
© Author(s) 2006. This work is distributed under
the Creative Commons Attribution 3.0 License.
the Creative Commons Attribution 3.0 License.
https://doi.org/10.5194/angeo-24-2159-2006
© Author(s) 2006. This work is distributed under
the Creative Commons Attribution 3.0 License.
the Creative Commons Attribution 3.0 License.
On the validity of the ionospheric pierce point (IPP) altitude of 350 km in the Indian equatorial and low-latitude sector
P. V. S. Rama Rao
Space Physics Laboratory, Department of Physics, Andhra University, Visakhapatnam – 530003, India
K. Niranjan
Space Physics Laboratory, Department of Physics, Andhra University, Visakhapatnam – 530003, India
D. S. V. V. D. Prasad
Space Physics Laboratory, Department of Physics, Andhra University, Visakhapatnam – 530003, India
S. Gopi Krishna
Space Physics Laboratory, Department of Physics, Andhra University, Visakhapatnam – 530003, India
G. Uma
Space Physics Laboratory, Department of Physics, Andhra University, Visakhapatnam – 530003, India
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- Ionospheric TEC response to severe geomagnetic storm and annular solar eclipse through GNSS based TEC observations and assessment of IRI-2016 model and global ionosphere maps over Sri Lankan equatorial and low latitude region R. Jenan et al. 10.1007/s10509-022-04051-8
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- Reconstruction of Storm‐Time Total Electron Content Using Ionospheric Tomography and Artificial Neural Networks: A Comparative Study Over the African Region J. Uwamahoro et al. 10.1029/2017RS006499
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- A Novel Approach to Study Regional Ionospheric Variations Using a Real-Time TEC Model S. C. Chakravarty 10.4236/pos.2014.51001
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- Temporal evolution of the EIA along 95°E as obtained from GNSS TEC measurements and SAMI3 model G. Kakoti et al. 10.1016/j.asr.2018.03.008
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- Study of TEC changes during geomagnetic storms occurred near the crest of the equatorial ionospheric ionization anomaly in the Indian sector R. Trivedi et al. 10.1016/j.asr.2011.08.008
- On the optimal height of ionospheric shell for single-site TEC estimation J. Zhao & C. Zhou 10.1007/s10291-018-0715-0
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- Dichotomy in mode propagation of coseismic ionospheric disturbance: Observations from 11 April 2012 Indian Ocean earthquake J. Catherine et al. 10.1002/2014JA020621
- The Short-Term Prediction of Low-Latitude Ionospheric Irregularities Leveraging a Hybrid Ensemble Model H. Liu et al. 10.1109/TGRS.2023.3346449
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- Satellite‐based augmentation systems: A novel and cost‐effective tool for ionospheric and space weather studies S. Sunda et al. 10.1002/2014SW001103
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- Evaluation of Dynamic Attributes and Variability of Ionospheric Slant Total Electron Content Using NavIC Satellite System . Raj Gusain et al. 10.1134/S0016793223600625
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