TAG: Galileo FOC

Third, Fourth Galileo FOC Satellites Confirmed Fit for Soyuz Launch

February 17, 2015By
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The third and fourth Galileo Full Operational Capability (FOC) satellites are a confirmed “fit” for their Arianespace Soyuz launch March 27, having made initial contact with the mission’s dual-payload dispenser in French Guiana, according to Arianespace. The fit check was completed over a two-day period inside the Spaceport’s S1A payload preparation building. The two satellites were installed separately, with the... read more

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The System: First Galileo FOC Satellite on the Air

January 1, 2015By

Will Be Employable for Surveying, Precise Positioning, and Geodesy By Peter Steigenberger and André Hauschild, German Aerospace Center (DLR) / German Space Operations Center The first Full Operational Capability (FOC) Galileo satellite started transmitting L-band navigation signals on November 29, 2014. Based on data collected by a global network of GNSS tracking stations of the Cooperative Network for GNSS Observation (CONGO) and... read more

The System: One Step Back, Three Steps Forward

September 1, 2014By
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Galileo IOV Bird Mute; New Draft ICD; CS Proved; Late August Launch Orbiting in silence since an onboard power mishap on May 27, troubled E20 emitted cheeps from space on August 6, 7,  and 8, broadcasting on the L1 frequency. Nothing has been heard since.  Meanwhile, the European Commission (EC) published a new draft version of the Galileo Open Service... read more

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Slung Low, Sweet Satellites: Galileo Anomaly Update

August 28, 2014By and
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The wording is terse, the intent clear. “Following the failure on Friday August 22nd to inject Galileo satellites 5 and 6 into the correct orbit, the European Commission has requested Arianespace and the European Space Agency (ESA) to provide full details of the incident, together with a schedule and an action plan to rectify the problem.” This is the only... read more

Inquiry Commission Appointed Following Galileo Anomaly

August 25, 2014By
The medium-lift workhorse has been raised into a vertical orientation as the mobile gantry  is moved into position.

Following the major anomaly that occurred on August 22 during the Soyuz ST mission carrying two satellites in the Galileo constellation, Arianespace announced today, in conjunction with the European Space Agency (ESA) and the European Commission, the appointment of an independent inquiry commission. The commission is chaired by Peter Dubock, former ESA Inspector General. Its mandate is to establish the circumstances of the anomaly, to... read more

Galileo Satellites Not in Expected Orbit

August 25, 2014By
Soyuz Flight VS09, carrying Europe's fifth and sixth Galileo satellites, lifts off from Europe's Spaceport in Kourou, French Guiana.

After the separation of the two Galileo satellites launched August 22, ongoing analysis of the data provided by the telemetry stations operated by the European Space Agency (ESA) and the French space agency CNES showed that the satellites were not in the expected orbit. According to the initial analyses, an anomaly is thought to have occurred during the flight phase... read more

The System: Sixth GPS IIF Launched into Orbit

June 1, 2014By
Photo credit: United Launch Alliance.

A sixth GPS IIF satellite was launched aboard a United Launch Alliance Delta 4 rocket from Cape Canaveral at 8:08 p.m. EDT May 16. The satellite, designated GPS IIF-6 and built by Boeing, is one of the next-generation GPS satellites, incorporating improvements to provide greater accuracy, increased signals, and enhanced performance for users. According to Boeing, each GPS IIF satellite... read more

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The System: Two More Threes for Space

January 1, 2014By

A December 12 contract modification provided Air Force funding to Lockheed Martin to complete the fifth and sixth GPS III space vehicles (SV 05-06). Lockheeed originally received funding to procure long-lead parts for satellites five through eight (SV 05-08) in February 2013. read more