Moreover, even if the necessary redundancy is not attained solely in the boost phase, backup by ground-based midcourse
and terminal phase interceptors can be provided as necessary.
Physical Activity Guidelines for Americans Midcourse
Report: Strategies to Increase Physical Activity Among Youth" is available online at www.
Such maneuvers can prove effective against midcourse
interceptors with limited agility, but they have negligible effect on an agile interceptor designed for boost-phase intercepts.
The GMD system utilizes multiple sensors, communications systems, fire control capabilities, and Ground Based Interceptors (GBIs) capable of detecting, tracking and destroying intermediate and long-range ballistic missiles during the midcourse
phase of flight.
Defense (GMD): While the GMD system which is primarily designed to engage longer-range targets in the midcourse
range of flight--has demonstrated a limited capability, DOD has not yet determined the system's full capabilities and limitations.
says it plans to pursue several follow-on contracts in its missile defense programs and, with a proven record of supplying launch vehicles and targets for ground-based midcourse
defense, is confident in its effort to unseat Boeing in the running of the core U.
The focus areas had objectives relevant to college students, just like Park, Brindis, Chang, and Irwin (2008) did with their midcourse
review of adolescents and young adults.
The SBX radar is a major component of the ground-based midcourse
defense, the sole U.
More hit-to-kill technology success followed with Lockheed Martin-developed systems, including: the Exo-atmospheric Re-entry Interceptor Subsystem vehicle, which successfully intercepted a target in 1991; the Payload Launch Vehicle, which achieved five midcourse
intercepts with the Exo-atmospheric Kill Vehicle from 1999 to 2002; and the Ground-based Midcourse
Defense Boost Vehicle Plus booster, which made a successful demonstration flight test in 2004.
This is the 35th successful terminal and midcourse
defense intercept in 43 tests since 2001.
If the missile reached the midcourse
phase, the Guard Soldiers would await the order to engage it.
O'Reilly is currently serving as program director, ground-based midcourse
defense, Missile Defense Agency, Huntsville, Ala.