Date: February 22nd 2008

Feb 21, 2008

Katherine Trinidad Headquarters, Washington 202-358-3749 katherine trinidad@nasa gov

Candrea Thomas Kennedy Space Center, Fla 321-867-2468 candrea k thomas@nasa gov

MEDIA ADVISORY: M08-037

NASA UPDATES STS-123 LAUNCH REHEARSAL INFORMATION

CAPE CANAVERAL, Fla -- NASA is updating television coverage and media access information for the practice countdown of the next space shuttle flight, STS-123 The Terminal Countdown Demonstration Test, also known as TCDT, is scheduled to take place at NASA's Kennedy Space Center from Feb 23 to 25

The arrival of shuttle Endeavour's seven astronauts on Saturday, Feb 23, will not be shown live on NASA Television Video of the event will be included in that day's NASA TV Video File

The arrival times for credentialed foreign media have changed for all TCDT events For updated information about covering these events, including proper attire and departure locations, credentialed media should visit:

http://www nasa gov/centers/kennedy/news/media html

TCDT provides shuttle crews and launch ground teams with an opportunity to participate in simulated countdown activities, including equipment familiarization and emergency training STS-123 is the 122nd space shuttle flight, the 21st flight for space shuttle Endeavour and the 25th flight to the International Space Station

Endeavour is targeted to launch March 11 on a 16-day mission to the station The shuttle's crew will deliver the first section of the Japan Aerospace Exploration Agency's Kibo laboratory and the Canadian Space Agency's two-armed robotic system, Dextre Five spacewalks will be conducted during the flight

Dominic Gorie will command the STS-123 mission Gregory H Johnson will be the pilot Robert L Behnken, Mike Foreman, Rick Linnehan, Garrett Reisman and Japanese astronaut Takao Doi make up the rest of the crew Reisman will remain on the station as a resident crew member, replacing station Flight Engineer Leopold Eyharts of the European Space Agency, who will return home on Endeavour Eyharts launched to the station with the STS-122 crew Feb 7

The following updated media events are associated with TCDT All times are Eastern

Feb 23 - STS-123 crew arrival: The crew will arrive at 9:45 a m at the Shuttle Landing Facility and make a statement The arrival will not be broadcast live, but will be part of the NASA TV Video File Feb 24 - STS-123 crew media availability: The crew will take questions from news media at Launch Pad 39A at 9:20 a m The event will be carried live on NASA TV Feb 25 - STS-123 crew walkout photo opportunity: The astronauts will depart from the Operations and Checkout Building at 7:45 a m in their flight suits in preparation for the countdown demonstration test at the launch pad The walkout will not be broadcast live, but will be part of the NASA TV Video File

Dates and times of events are subject to change Schedule updates are available by calling 321-867-2525

To attend crew arrival, reporters must pick up badges by 4 p m Friday, Feb 22, at the Pass and I D Building on State Road 405

Video b-roll of the Terminal Countdown Demonstration Test will be available on the NASA TV Video File For NASA TV downlink information, schedules and links to streaming video, visit:

http://www nasa gov/ntv

For information about the STS-123 mission and crew, visit:

http://www nasa gov/shuttle

-end-

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