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 [39]
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Presentacions [1]
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Reports de recerca [29]
Recent Submissions
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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), 2018-01-01)
Article
Restricted access - publisher's policyA 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 ... -
Spatial and temporal features of the topside ionospheric electron density by a new model based on GPS radio occultation data
(2018-03)
Article
Open AccessA new method for probing the spatial and temporal features of the topside ionosphere is presented. The Vary-Chap model given by linear functions was used to discover and report features of the topside scale height and its ... -
The Barcelona ionospheric mapping function (BIMF) and its application to northern mid-latitudes
(2018-07-01)
Article
Open AccessA simple way of improving the Global Navigation Satellite Systems (GNSS) slant ionospheric correction from Vertical Total Electron Content (VTEC) models is presented. In many GNSS applications, a mapping function is required ... -
Tomographic imaging of ionospheric plasma bubbles based on GNSS and radio occultation measurements
(Multidisciplinary Digital Publishing Institute (MDPI), 2018-10-01)
Article
Open AccessTotal electron content measurements given by the global navigation satellite system (GNSS) have successfully presented results to capture the signatures of equatorial plasma bubbles. In contrast, the correct reproduction ... -
Precise ionospheric electron content monitoring from single- frequency GPS receivers
(2018-10-01)
Article
Open AccessThe number of existing global positioning system (GPS) single-frequency receivers continues growing. More than 90% of GPS receivers are implemented as low-cost single-frequency chipsets embedded in smartphones. This provides ... -
Coincident observations by the Kharkiv IS radar and ionosonde, DMSP and Arase (ERG) satellites, and FLIP model simulations: implications for the NRLMSISE-00 hydrogen density, plasmasphere, and ionosphere
(2018-08)
Article
Open AccessThis paper reports the results of ionosphere and plasmasphere observations with the Kharkiv incoherent scatter radar and ionosonde, Defense Meteorological Satellite Program, and Arase (ERG) satellites and simulations with ... -
Detection and description of the different ionospheric disturbances that appeared during the solar eclipse of 21 August 2017
(Multidisciplinary Digital Publishing Institute (MDPI), 2018-10-30)
Article
Open AccessThis work will provide a detailed characterization of the travelling ionospheric disturbances (TIDs) created by the solar eclipse of 21 August 2017, the shadow of which crossed the United States from the Pacific to the ...
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