One of 12 magnetograms recorded at Greenwich Observatory during the Great Geomagnetic Storm of 1859 1996 soccer game in the Midwest, (Rick Dikeman…

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Equations 1 – 4 Working Papers explore the technical and scientific themes that underpin GNSS programs and applications. This regular column is coordinated…

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Dr. John Fulton, Ohio State University Nowhere has the fact that GNSS can guide things besides military weapons and transport manifested itself more…

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Equations 1 – 11 Q: How does a GNSS receiver estimate velocity? A: Stand-alone single-frequency GNSS receivers represent the largest slice of the…

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GPS+EGNOS tracking device able to use EGNOS OS and EDAS mounted on a container The European Geostationary Navigation Overlay Service (EGNOS) has a…

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The European Space Agency (ESA) announced today (March 13, 2015) that the second Galileo full operational capability (FOC) satellite launched into the wrong…

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David Madden, Space and Missile Systems Center executive director. U.S. Air Force photo The Air Force is working on a creative acquisition strategy…

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Rohde & Schwarz CMW500 wideband radio communications tester Rohde & Schwarz is offering a standard compliant test solution for manufacturers and suppliers of…

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Arlington, Virginia NOAA’s National Geodetic Survey (NGS) Geospatial Summit will be held at the Crystal City Hilton in Arlington, Virginia on April 13-14,…

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Chris Blackford of Sky-Futures speaking at AUVSI’s Unmanned Systems Europe 2015. Peter Gutierrez photo Just as you do when you get in your…

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The Indian Space Research Organization (ISRO) has postponed launch of the fourth Indian Regional Navigation Satellite System spacecraft (IRNSS-1D), originally scheduled for March…

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Vancouver, Canada–based Rx Networks Inc., announced the upcoming release of its GPStream PGPS v8 extended ephemeris solution yesterday (March 2, 2015) at the…

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Airservices Australia graphic Airservices Australia and Inmarsat announced yesterday (March 1, 2015) that they would lead trials of a GNSS-aided aircraft tracking system…

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Graph showing the difference between UT1 and UTC. Vertical segments correspond to leap seconds. Source: Wikimedia Commons Differences between BeiDou and GPS and…

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New rules recently adopted by the Federal Communications Commission (FCC) to help emergency responders better locate wireless 911 callers highlight the role of…

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