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TOPIC: GPS 2F-1 satellite
Blobrana


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RE: GPS 2F-1 satellite
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The launch of the United Launch Alliance Delta IV with the Air Force's Global Positioning System IIF SV-1 satellite is tentatively rescheduled for May 27.
The Delta IV rocket and GPS IIF SV-1 satellite are safe and secure at this time. The next launch attempt has been tentatively set for Thursday. When a decision is made determining the next launch attempt, it will be announced. The launch window for Thursday is 11-11:19 p.m. EDT.
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Blobrana


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The fourth launch attempt of the first GPS IIF space vehicle (SV1) was scrubbed Sunday night.
According to a United Launch Alliance (ULA) announcement, during the final seconds of the launch countdown, "an anomalous data signature with the thrust vector control system" on one of the two solid rocket motors mounted to the Delta IV booster was detected. The thrust vector control system is used to steer the solid rocket motors during flight.
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Blobrana


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Image3-8.jpg

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Blobrana


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The next launch attempt is scheduled for no earlier than the 27th May, 2010.

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Blobrana


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Tonights launch has been scrubbed.

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Blobrana


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Hold at L minus 12 seconds.

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Blobrana


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Countdown has been halted.

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Blobrana


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L minus 5 minutes

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Blobrana


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The GPS 2F-1 spacecraft atop the Delta 4 rocket has switched to internal power for launch.

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Blobrana


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