It’s Leap Second Day! Time to Get in Sync

June 30, 2015By

“Time waits for no one,” Mick Jagger lamented in song when he turned 30. But tonight, on the evening of June 30, our clocks will stand still for a moment, waiting for the passage of a “leap second.” The International Earth Rotation and Reference Frames Service (the world’s time monitor) has decreed that the last day of June will contain... read more

This article is tagged with , and posted in Featured Stories, GNSS, Latest News

EGNOS Dream Now a Reality

June 29, 2015By
EGNOS demonstration equipment aboard a new Airbus A350 WXB.

Toulouse, France, an aerospace city and the center of the French aerospace industry, was the birthplace of EGNOS, Europe’s satellite-based augmentation system (SBAS), in 1994. So it was appropriate that the first-ever EGNOS Flight Event was organized there in May by the European GNSS Agency (GSA) and the European Commission. EGNOS is the acronym for European Geostationary Navigation Overlay Service.... read more

eLoran Progresses Toward GPS Back-Up Role in U.S., Europe

June 25, 2015By

As of June 19, eLoran is on the air in the United States. The low-frequency signal emanates from a former U.S. Coast Guard Loran Unit in Wildwood, N.J., which sports a 625-foot signal mast that has been out of action for five years. The signal is receivable at distances of up to 1,000 miles. The eLoran navigation and communications signal is difficult to disrupt; further, it could be an important part of enabling UAVs to fly safely in our airspace. read more

Singapore Joins with China to Develop Apps, Protect BeiDou Signals

June 22, 2015By

Singapore and China are jointly opening a center to develop applications for the BeiDou GNSS, according to a report in Space News. The nations also have signed a commercial agreement to create anti-jamming systems to protect BeiDou signals. At a briefing during the CommunicAsia show held in Singapore May 31-June 2, SpaceTime Technology Pte Ltd. and ST Electronics (Satcom & Sensor Systems) Pte Ltd.... read more

This article is tagged with , , , , , and posted in GNSS, Latest News

As June 30 Nears, Leap Second Looms

June 22, 2015By

The world’s clocks will be adjusted by one second on June 30, when a leap second will be inserted into Coordinated Universal Time (UTC), the standard international time scale. In theory, all UTC clocks should insert a second labeled 23h 59m 60s (the leap second) following one labeled 23h 59m 59s UTC. This is equivalent to having all of the clocks... read more

This article is tagged with , , , , and posted in GNSS

NovAtel G-III Reference Receiver Technology Chosen for QZSS

June 17, 2015By
The NovAtel G-III receiver.

NovAtel Inc. has entered an agreement with NEC Corporation to supply reference receiver products for use in the Quazi-Zenith Satellite System (QZSS). QZSS is Japan’s regional satellite-based augmentation system. The NovAtel receivers to be used by QZSS are based on the company’s third-generation (G-III) family of reference receivers. Designed for integrity monitoring and reference measurement applications, the receivers track signals independently... read more

This article is tagged with , , , , , and posted in GNSS, Latest News

UNB’s PPP Software Centre v2.0 Beta Now Available

June 17, 2015By

The PPP Software Centre, an email-based Online PPP comparison utility hosted by the University of New Brunswick, is once again functioning with its release of version 2.0 Beta following an extended hiatus while being rewritten. The centre is a convenient method for the GNSS community to compare results from several online precise point positioning services. For a more detailed description, including submission instructions, see the homepage at Note that... read more

This article is tagged with , , , and posted in GNSS, Latest News

Raytheon Demonstrates Advanced GPS OCX Capabilities

June 12, 2015By

On June 3, Raytheon demonstrated the advanced capabilities of the GPS Next Generation Operational Control System (GPS OCX) to key U.S. Department of Defense  (DoD) and other stakeholders through a series of realistic operational demonstrations. The demonstrations, which incorporated software that will be delivered with the Launch and Checkout System, validated how automation will improve system efficiency and effectiveness. GPS OCX... read more