NASA Expendable Launch Vehicle Status Report 27 April 2007

Mission: Dawn
Launch Pad: Cape Canaveral Air Force Station, Fla.
Launch Vehicle: Delta II 7925-H
Launch Date: Targeted for June 30, 2007
Launch Time: 15:13:15 p.m. EDT

The “command and data handling” portion of the Comprehensive Performance Test was completed on April 19. Additional comprehensive performance tests are in progress. Thermal control system, attitude control sub-system and fault protection testing continues.

Dawn’s mission will mark the first time a spacecraft will orbit two planetary bodies on a single voyage: asteroid Vesta and the dwarf planet Ceres. NASA’s Dawn spacecraft is managed by NASA’s Jet Propulsion Laboratory in Pasadena, Calif.

NASA’s Launch Services Program at Kennedy Space Center and the United Launch Alliance are responsible for the launch of the Delta II.

Previous status reports are available on the Web at:

http://www.nasa.gov/centers/kennedy/launchingrockets/status/2007