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Alternative System Review (ASR)


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Alternative System Review (ASR)


Alternate Definition

A multi-disciplined technical review assesses the recommendation of preferred system concept that is affordable and with acceptable risks. The ASR should be completed prior to Milestone A.

General Information

The Alternative Systems Review (ASR) should be conducted typically after the completion of the analysis of alternatives (AoA).  The system parameters should be defined based on the trade off among cost, schedule, and risks. 


The inputs of an ASR include:


  • The AoA results.
  • The preferred materiel solution.
  • The draft concept of operations (CONOPS).


The outputs of an ASR include:


  • Refined description of the preferred materiel solution to support further development.
  • Informed advice to the user-developed draft Capability Development Document (CDD) required at Milestone A.