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Ionosphere monitoring and forecast activities within the IAG working group “Ionosphere Prediction”
(2017)
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Ionospheric disturbances can affect technologies in space and on Earth disrupting satellite and airline operations, communications networks, navigation systems. As the world becomes ever more dependent on these technologies, ...
Definition of an SBAS ionospheric activity indicator and its assessment over Europe and Africa During the last solar cycle
(2013)
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In this work, an ionospheric activity indicator is defined based in the “weighted” Along Arc TEC rate (AATR). It is shown that this indicator, which can be easily computed from the GPS carrier phases, is well correlated ...
Global distribution of ionospheric scintillations from the Real-Time GPS ROTI
(2018)
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A global real-time monitoring system has been implemented in the frame of ESA-ESTEC/EGNOS-POfunded project MONITOR. It is based on world-wide GNSS datastreams distributed by means of NTRIP and provides multiple ionospheric ...
St. Patrick’s Day 2015 geomagnetic storm analysis based on Real Time Ionosphere Monitoring
(2017)
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A detailed analysis is presented for the days in March, 2015 surrounding St. Patrick’s Day 2015
geomagnetic storm, based on the existing real-time and near real-time ionospheric models (global or
regional) within the ...
Evaluation of the ionospheric F2 characteristics inferred from radio occultations exploiting the availability of FORMOSAT-3/COSMIC data over half a solar cycle
(ION Publications (The Institute of navigation), 2016)
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This contribution presents the assessment, on both the maximum electron density (NmF2) and the corresponding peak height of the F2 layer (hmF2), of the overall performance of such ionospheric key parameters inferred from ...
Comprehensive ionospheric delay modelling for single-frequency GNSS precise positioning: first steps
(International GNSS Service (IGS), 2016)
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Real time global ionospheric maps: a low latency alternative to traditional GIMs
(2016)
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Since the late nineties different entities have been generating and distributing Global Ionospheric Maps (GIMs). In this time, multiple new application have arisen from the determination of electron content distribution ...
Real-time global ionospheric modelling from GNSS data with RT-TOMION model
(European Space Agency (ESA), 2015)
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As it is well known, the ionosphere, the region of the atmosphere between 50 and 1000 km height approximately containing the most part of its free electrons, has an important effect on Global Navigation Satellite System ...
Assessment of the F2-layer electron density peak inferred from Formosat-3/COSMIC radio occultations over half a Solar Cycle
(2016)
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GNSS radio occultation (RO) measurements have become crucial to provide valuable information on the vertical electron density structure of the Ionosphere. Ionospheric key parameters such as the maximum electron density ...
Prediction system for the anticipation of Space Weather events affecting ionosphere and GNSS satellite systems
(European Space Agency (ESA), 2015)
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The solar activity can be considered one of the main sources of hazards not only affecting launch operations but also the reliability of Global Navigation Satellite Systems (GNSS), such as Galileo, and Satellite Based ...