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July 26, 2015

China Launches Pair of New-Generation BeiDou GNSS Satellites

China has launched two new satellites yesterday (July 25, 2015) for the nation’s Beidou Navigation Satellite System (BDS).

The satellites were launched from the Xichang Satellite Launch Center, in southern China. They're the 18th and 19th to join the satellite navigation system. The two satellites reached their target orbits three and a half hours after the launch, according to the Xinhua news agency.

July 20, 2015

Federal Cuts Expected in Civil GPS-Related Programs

In sharp contrast to the strong support given to the military’s satellite navigation programs in the next fiscal year, Congress is considering cutting every GPS-related programs supported by the Department of Transportation (DoT).

July 20, 2015

GPS Military Programs Well Supported, But FY16 Defense Bills Face Veto

With just weeks to go before Congress disperses for a month-long break lawmakers have yet to finalize either a defense funding bill or legislation authorizing military spending for fiscal year 2016. The way forward looks particularly rocky as enacting both bills will require resolving a yearslong fight over spending caps.

July 15, 2015

10th GPS IIF Satellite on Its Way to Orbit

The U.S. Air Force and its mission partners successfully launched the 10th Boeing-built GPS IIF satellite aboard a United Launch Alliance Atlas V from Cape Canaveral Air Force Stations toay (July 15, 2015).

The spacecraft is destined for plane C/slot 3 of the GPS constellation

The launch almost coincided with Friday's 20th anniversary of the declaration of full operational capability (FOC) for the GPS constellation, which occurred on July 17, 1995.

Just two GPS IIF satellites remain to be launched — Atlas V rockets will be used to launch both.

July 10, 2015

GPS Directorate Gains New Leader

Colonel Steve Whitney was sworn in Wednesday (July 8, 2015) as the director of the Global Positioning Systems (GPS) Directorate, Space and Missile Systems Center, Air Force Space Command, Los Angeles Air Force Base, California.

June 30, 2015

LightSquared Launches GPS Receiver Tests while Adjacent Band Interference Study Stalls

[Updated July 1, 2015] Even as government researchers weather another delay in a study aimed at preventing GPS disruptions, the company at the heart of the issue has launched its own test of what it deems to be economically significant GPS receivers.

LightSquared, the Virginia firm seeking to rezone satellite frequencies to support a nationwide, ground-based, wireless broadband network, expects results this fall.

June 30, 2015

U.S. Secretary of Defense Wants to Move Past GPS to MEMS-Based Navigation, PNT Experts Doubtful

Ashton Carter, the new U.S. Secretary of Defense has been making clear he supports moving past GPS to a disbursed network based on microelectromechanical systems or MEMS for position, navigation, and timing (PNT) information.

Carter, who was tapped to lead the Pentagon in February, appears to have first publicly floated the idea a year ago, about six months after leaving the Department of Defense (DoD), where he had served most recently as deputy secretary of defense, a role that included cochairing the interdepartmental National Space-Based PNT Executive Committee.

June 30, 2015

Federal Rail Agency, Google Partner on Rail Crossing Safety with GNSS/Mapping Apps

Google has agreed to integrate into its mapping services geographic information system (GIS) data from the Federal Railroad Administration (FRA) that pinpoints the location of the nation's approximately 250,000 public and private railroad crossings.

June 30, 2015

GPS Will Ignore Today’s Leap Second, But Some User Equipment Might Not

As usual, a leap second that will be introduced into the coordinated universal time (UTC) system at 11:59 p.m. tonight (June 30, 2015) may cause some difficulties with devices and services that derive UTC via the Global Positioning System.

June 19, 2015

eLoran Signal Tests Start, Could Demonstrate GPS Backup Alternative

With worries mounting about jamming and other disruptions of GPS signals, officials took a step Friday (June 19, 2015) toward possibly establishing a backup for satellite navigation users in the United States.

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