IonSAT - Grup de determinació Ionosfèrica i navegació per SAtèl·lit i sistemes Terrestres
IONSAT té com objectius la investigació, desenvolupament i prototipatge en el camp de la determinació ionosfèrica precisa (com contingut electrònic, ones ionosfèriques, signatures de fulguracions solars, centelleig i senyals relacionats amb sismes), meteorologia espacial, i navegació precisa, basat en sistemes de satèl·lits (com els de navegació global,-GPS, GLONASS, Galileo o Beidou-, i ampliacions com WAAS, EGNOS, MSAS o GAGAN, o altímetres com JASON2)
Investigación, desarrollo y prototipado en el campo de la determinación ionosférica precisa (contenido electrónico total, densidad de número de electrones libres, ondas ionosféricas, signaturas de fulguraciones solares, centelleo, señales relacionadas con seísmos, entre otros), meteorología espacial y navegación precisa, basado en sistemas de satélites (tales como los sistemas de satélites para la navegación global, -GPS, GLONASS, Galileo o Beidou-, sistemas de ampliación como WAAS, EGNOS, MSAS o GAGAN, o altímetros como TOPEX, JASON, JASON2, entre otros).
Research, development and prototyping in the field of precise ionospheric determination (such as the total electron content, electron density, ionospheric waves,solar flare signatures, scintillation, seismic-related signatures, among others), space weather and precise navigation, based on satellite systems (such as Global Navigation Satellite Systems, for example GPS, GLONASS, Galileo and Beidou, augmentation systems such as WAAS, EGNOS, MSAS or GAGAN, or altimeters such as TOPEX, JASON, JASON2, among others).
Research, development and prototyping in the field of precise ionospheric determination (such as the total electron content, electron density, ionospheric waves,solar flare signatures, scintillation, seismic-related signatures, among others), space weather and precise navigation, based on satellite systems (such as Global Navigation Satellite Systems, for example GPS, GLONASS, Galileo and Beidou, augmentation systems such as WAAS, EGNOS, MSAS or GAGAN, or altimeters such as TOPEX, JASON, JASON2, among others).
Collections in this community
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Articles de revista [45]
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Presentacions [1]
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Reports de recerca [29]
Recent Submissions
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Towards cooperative global mapping of the ionosphere: fusion feasibility for igs and iri with global climate vtec maps
(Multidisciplinary Digital Publishing Institute (MDPI), 2020-11-01)
Article
Open AccessRecommendations of the International Reference Ionosphere (IRI) Workshop 2017 in Taoyuan City, Taiwan and International GNSS Service (IGS) Workshop 2018 in Wuhan, China included establishment of an ionosphere mapping service ... -
Assessment of global ionospheric maps performance by means of ionosonde data
(Multidisciplinary Digital Publishing Institute (MDPI), 2020-10-21)
Article
Open AccessThis work presents a new method for assessing global ionospheric maps (GIM) using ionosonde data. The method is based on the critical frequency at the F2 layer directly measured by ionosondes to validate VTEC (vertical ... -
Comments on: confirming geomagnetic Sfe by means of a solar flare detector based on GNSS
(2020-01-01)
Article
Open AccessWe report two comments affecting the paper “Curto JJ, Juan JM & Timoté CC, 2019. Confirming geomagnetic Sfe by means of a solar flare detector based on GNSS. J Space Weather Space Clim 9: A42. https://doi.org/10.1051/sws ... -
Assessment of centre national d'Études spatiales real-time ionosphere maps in instantaneous precise real-time kinematic positioning over medium and long baselines
(Multidisciplinary Digital Publishing Institute (MDPI), 2020-04-17)
Article
Open AccessPrecise real-time kinematic (RTK) Global Navigation Satellite System (GNSS) positioning requires fixing integer ambiguities after a short initialization time. Originally, it was assumed that it was only possible at a ... -
Assessment of the capabilities and applicability of ionospheric perturbation indices provided in Europe
(2020-08-01)
Article
Open AccessPerturbations in the ionosphere are of great interest not only for scientific research, but also for applications using transionospheric radiosignals (e.g. GNSS applications and HF communication), because the transmission ... -
Real-time detection, location, and measurement of geoeffective stellar flares from Global Navigation Satellite System Data: new technique and case studies
(2020-03-01)
Article
Open AccessAn alternative approach to detect solar flares and quantify the associated extreme ultraviolet (EUV) solar flux rate was introduced in this journal by the authors: Global Navigation Satellite Systems Solar FLAre Indicator ... -
Weak magnetic storms can modulate ionosphere-plasmasphere interaction significantly: mechanisms and manifestations at mid-latitudes
(2019-12-26)
Article
Open AccessA comprehensive study of the response of the ionosphere-plasmasphere system at mid-latitudes to weak (Dstmin > -50 nT) magnetic storms is presented. For the first time, it is shown that weak magnetic disturbances can lead ... -
Interpretation of the tropospheric gradients estimated with GPS during hurricane Harvey
(2019-01-01)
Article
Open AccessDuring the last decade Global Positioning System (GPS) Continuous Operating Reference Stations networks have become a new important data source for meteorology. This has dramatically improved the ability to remotely sense ... -
Electron density retrieval from truncated Radio Occultation GNSS data
(2019-06-01)
Article
Open AccessThis paper summarizes the definition and validation of two complementary new strategies, to invert incomplete Global Navigation Satellite System Radio-Occultation (RO) ionospheric measurements, such as the ones to be ... -
Critical issues in ionospheric data quality and implications for scientific studies
(2019-05)
Article
Open AccessIonospheric data are valuable records of the behavior of the ionosphere, solar activity, and the entire Sun-Earth system. The data are critical for both societally important services and scientific investigations of upper ... -
ADDTID: An alternative tool for studying earthquake/tsunami signatures in the ionosphere. Case of the 2011 Tohoku earthquake
(Multidisciplinary Digital Publishing Institute (MDPI), 2019-09-13)
Article
Open AccessTraveling Ionospheric Disturbances (ADDTID) algorithm. This algorithm automatically detects and characterizes Traveling Ionospheric Disturbances (TIDs) from Global Navigation Satellite System (GNSS) measurements. Applying ... -
A new method for ionospheric tomography and its assessment by ionosonde electron density, GPS TEC, and single-frequency PPP
(Institute of Electrical and Electronics Engineers (IEEE), 2019-01-05)
Article
Open AccessA new tomographic method was developed with the main goal of mapping the ionosphere in the region of Brazil. The ionospheric background was estimated based on ionosonde and radio-occultation measurements to overcome the ...
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