Galileo Satellites Topped off for Sept. 10 Launch

August 26, 2015By
Europe’s ninth and tenth Galileo satellites being fueled by technicians in protective SCAPE suits within the Guiana Space Centre’s 3SB preparation building on Aug. 24. This left them ready to be attached to their launcher upper stage in preparation for launch. (Photo:ESA)

UPDATED 08/28/15 with information from the European Space Agency. The two European Galileo navigation satellites for Arianespace’s next mission from French Guiana have been fueled at the Spaceport, readying them for integration with their Soyuz launcher. Galileo full operational capability (FOC) satellites 9 and 10 were “topped off” during activity this week at the Spaceport’s S3B payload preparation facility, further advancing preparations for the Sept. 10 mission —... read more

NDGPS Destined for the Technological Boneyard

August 26, 2015By
"MARC AEM7s at BWI" by Ryan Stavely - Georgia_Trip_001. Licensed under CC BY-SA 2.0 via Commons.

Let us not exaggerate — nor prematurely announce — the death of a subsystem. However, the demise of the U.S. Nationwide Differential GPS (NDGPS) network can be confidently foretold. Although a Federal Register notice dated Aug. 18 merely seeks public comment on plans to shut down a large portion of NDGPS, the handwriting is on the wall. Once having writ,... read more

First Signals of BeiDou Phase 3 Acquired at Ispra, Italy

August 21, 2015By

Editor’s Note: The article below has been greatly revised and expanded from the original version published Aug. 10. By Michele Bavaro, James Curran and Joaquim Fortuny On July 25, 2015, China launched two modernized BeiDou satellites. Although the nomenclature is still uncertain, the Joint Space Operations Centre / North American Aerospace Defense Command identifiers for the satellites are BEIDOU-3 M1 and... read more

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Nationwide Differential GPS Shutdown Proposed, Comments Sought

August 18, 2015By

An Aug. 18 Federal Register notice proposes shutting down the Nationwide Differential Global Positioning System (NDGPS) in January 2016 because of a decline in its use, except for sites in coastal areas. The notice, issued by the U.S. Coast Guard (USCG), Transportation Department (DOT) and Corps of Engineers (USACE), reads: The Nationwide Differential Global Positioning System (NDGPS) service augments GPS... read more

Newest BeiDou Satellites Begin Operating

August 14, 2015By

The two BeiDou satellites launched July 25 are now operating autonomously, according to the news site The satellites were launched by a Long March III-B rocket from the Xichang Satellite Launch Center in Sichuan Province, southwest China. The twin satellites, dubbed BEIDOU-3 M1 and BEIDOU-3 M2, surpass their predecessors in speed, accuracy and weight, according to the news agency. China... read more

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Registration Opens for International Symposium on GNSS

August 13, 2015By

Registration is now open for the International Symposium on GNSS (IS-GNSS 2015), which will be held Nov. 16-19 in Kyoto, Japan. The early bird registration deadline has been extended and closes Aug. 31, and regular registration is Sept. 1-Oct. 31. The International Symposium on GNSS is designed to bring together experts engaged in PNT and GNSS technologies — including industry professionals, practitioners,... read more

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Canada to Supply MEOSAR Search and Rescue Repeaters to GPS III

August 13, 2015By
The MEOSAR satellite payload is being developed for GPS III satellites.

The Canadian government will begin providing search-and-rescue repeaters for the U.S. Air Force’s GPS III satellites, reports Space News. The repeaters provided by Canada’s Medium Earth Orbit Search and Rescue (MEOSAR) satellite project will significantly reduce the time it takes to locate a distress signal. Canada’s Department of National Defence will begin negotiations with the U.S. Air Force to install 24 repeaters on GPS... read more

Satel Joins with Antenna Maker Welotec at INTERGEO

August 12, 2015By

Finnish radio data communication specialist Satel will present innovative new products for mission-critical radio data networks at INTERGEO, being held in Stuttgart, Germany, Sept. 15-17. In Germany, radio data communication solutions from Satel are distributed by the full-range and systems provider Welotec. At the trade fair in Stuttgart, the partners will present their products at adjacent stands. Both Satel as a radio... read more

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