Results 11 to 20 of about 14,987,587 (260)

Variations of total electron content during a magnetic storm [PDF]

open access: yesGeofísica Internacional, 2002
En este trabajo se analizan las variaciones del Contenido Electrónico Total (CET) durante una tormenta geomagnética, calculado a partir de mediciones del retardo ionosférico sobre las señales de código y fase, transmitidas por los satélites del Sistema ...
B. F. de Haro Barbás   +3 more
doaj   +2 more sources

Localized total electron content enhancements in the Southern Hemisphere [PDF]

open access: yesAnnales Geophysicae, 2020
This paper is dedicated to the investigation of localized TEC (total electron content) enhancements (LTEs), which were detected in the Southern Hemisphere via the analysis of global ionospheric maps. Using data from different years (2014, 2015 and 2018),
I. K. Edemskiy
doaj   +1 more source

The Tropical Total Electron Content Enhancement

open access: yes, 2023
Abstract Continuous and regional measurements of total electron content (TEC) over the Americas have revealed that the most significant TEC values during the June solstice frequently reside over Central America. These TEC enhancements are observed during the June solstice afternoon hours, last for a few hours, are constrained to regions of ...
Cesar Enrique Valladares   +1 more
openaire   +1 more source

GNSS Total Electron Content Data (60 s) at Ny-Ålesund in 2021

open access: yes, 2022
This data set contains Total Electron Content data at 60 seconds time resolution at Ny-Ålesund, Svalbard. The measurements were collected by the University of Bergen using a NovAtel GPStation-6 global navigation satellite system receiver.
Oksavik, Kjellmar
core   +1 more source

The response of the ionosphere to faint and bright solar flares as deduced from global GPS network data

open access: yesAnnals of Geophysics, 2002
Results derived from analysing the ionosphere response to faint and bright solar flares are presented. The analysis used technology of a global detection of ionospheric effects from solar flares as developed by the authors, on the basis of phase ...
L. A. Leonovich   +3 more
doaj   +1 more source

Electron density profile modeling

open access: yesAnnals of Geophysics, 1996
The Base Point Model (BPM) is used to model the electron density (N) profile in the ionosphere, This model assumes two Chapman profile expressions one for the bottomside and one for the topside, and requires a characteristic point called "F region base ...
T. Heredia   +2 more
doaj   +1 more source

Detecting Total Electron Content Precursors Before Earthquakes by Examining Total Electron Content Images Based on Butterworth Filter in Convolutional Neural Networks

open access: yesIEEE Access, 2020
Daily total electron content (TEC) images created by splitting TEC maps for three time periods from September 1 to 24, 1999; from February 1 to 24, 2003; and from May 1 to 24, 2003 (Taiwan Standard Time [TST]) as training images (inputs) were used to ...
Jyh-Woei Lin, Juing-Shian Chiou
doaj   +1 more source

GNSS Total Electron Content Data (60 s) at Hopen in 2020

open access: yes, 2021
This data set contains Total Electron Content data at 60 seconds time resolution at Hopen, Svalbard. The measurements were collected by the University of Bergen using a NovAtel GPStation-6 global navigation satellite system receiver.
Oksavik, Kjellmar
core   +1 more source

GNSS Total Electron Content Data (60 s) at Ny-Ålesund in 2022

open access: yes, 2023
This data set contains Total Electron Content data at 60 seconds time resolution at Ny-Ålesund, Svalbard. The measurements were collected by the University of Bergen using a NovAtel GPStation-6 global navigation satellite system receiver.
Oksavik, Kjellmar
core   +1 more source

GNSS Total Electron Content Data (60 s) at Hopen in 2013

open access: yes, 2020
This data set contains Total Electron Content data at 60 seconds time resolution at Hopen, Svalbard. The measurements were collected by the University of Bergen using a NovAtel GPStation-6 global navigation satellite system receiver.
Oksavik, Kjellmar
core   +1 more source

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