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CX2SA > ISS 02.12.06 05:10l 92 Lines 3827 Bytes #999 (0) @ WW
BID : 17993-CX2SA
Read: GUEST OE7FMI
Subj: ISS Status Report: SS06-052
Path: DB0FHN<DB0NOE<DB0GAP<DB0GPP<DB0KTL<DB0UKW<DB0RBS<DB0SWR<DK0WUE<7M3TJZ<
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Sent: 061202/0126Z @:CX2SA.LAV.URY.SA #:17993 [Minas] FBB7.00e $:17993-CX2SA
From: CX2SA@CX2SA.LAV.URY.SA
To : ISS@WW
[sarex] International Space Station Status Report: SS06-052
SUBMITTED BY ARTHUR N1ORC - AMSAT A/C #31468
NASA News wrote:
> Dec. 1, 2006
>
> Katherine Trinidad
> Headquarters, Washington
> 202-358-0668
>
> James Hartsfield
> Johnson Space Center, Houston
> 281-483-5111
> STATUS REPORT: SS06-052
>
> INTERNATIONAL SPACE STATION STATUS REPORT: SS06-052
>
> HOUSTON - The International Space Station crew have been preparing for
> the planned arrival next week of the Space Shuttle Discovery on a
> complex mission to rewire the station's electrical system.
>
> Shuttle Discovery is due to launch at 8:35 p.m. CST Thursday, Dec. 7
> on mission STS-116. In addition to work that will bring power online
> at the station from solar arrays delivered to the complex in
> September, Discovery also will bring a new crew member to the
> outpost.
>
> Expedition 14 Commander Mike Lopez-Alegria and flight engineers
> Mikhail Tyurin and Thomas Reiter reviewed the STS-116 mission plans
> this week. They prepared the station's Quest airlock, spacesuits and
> tools for three spacewalk planned for the shuttle mission. The crew
> packed equipment that will return to Earth aboard the shuttle,
> including Reiter's personal items since he will get a ride home
> aboard Discovery. STS-116 astronaut Sunita Williams will replace him
> as an Expedition 14 flight engineer.
>
> Flight controllers worked on two problems aboard the station this
> week, neither of which is expected to affect Discovery's launch or
> mission.
>
> An attempted reboost of the space station's altitude was cut short
> Wednesday. Russian flight controllers suspect that sensitive software
> detected a slight shift in the orientation of the station as the
> thrusters were fired. The change in orientation is believed to be
> normal, but it is new for the station due to the changes in its mass
> and balance resulting from the addition of the new solar arrays and
> truss segment in September.
>
> The Progress cargo craft's thrusters fired for 3 minutes, 16 seconds
> before automatically shutting off. They had planned to fire for 18
> minutes, 22 seconds. Russian controllers plan to complete the reboost
> Monday with a 21-minute firing of the Progress thrusters and a
> software adjustment. The reboost next Monday, planned for around 3:35
> p.m. CST, will optimize Discovery's rendezvous with the station.
>
> Flight controllers are analyzing a problem that occurred during
> testing of a new software package used to detect and solve problems
> with the station's giant Solar Alpha Rotary Joint. The joint is used
> to rotate the new solar arrays, allowing them to track the sun. The
> new software is designed to automatically realign the teeth of the
> joint's gears should they become misaligned, rather than requiring
> controllers to send commands for the realignment.
>
> However, while running through a test of the software on Tuesday, a
> remote power controller, or station circuit breaker, opened. The
> circuit breaker was successfully reset on Thursday. Extensive
> analysis and troubleshooting appears to indicate there is no problem
> with any equipment aboard the station. Work continues, however, to
> refine the new software.
>
> Unless events warrant, the next station update will be included in
> status reports for the STS-116 mission beginning on Thursday, Dec. 7
> after Discovery's launch. For more about the crew's activities and
> station sighting opportunities, visit:
>
> http://www.nasa.gov/station
>
>
> -end-
>
>
>
----
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