Item

Original Planned

Achieved /Forecast

Variance (Months)

Variance Explanation / Implications

Initial Materiel Release (IMR)

N/A

Nov 04

N/A

Initial Operational Capability (IOC) - Core System

Nov 01

Nov 04

36

Delays due to Contractor delays with software development and system instability.

Core System supported operations until IOC of Final System. No formal Operational Release, leading to FOC, was conducted on the Core System.

IOC - Final System

May 04

Oct 09

65

Contractor delays with software development and system instability. Deferral of operational capability.

Final Materiel Release (FMR)

Feb 16

Feb 16

The FMR date is based on the Mobiles program requiring 54 months to complete from Government approval of the scope change.

Final Operational Capability (FOC)

May 05

Jul 16

134

Delays in IOC lead to consequent delays in FOC.

FOC date now allows for completion of activities required post FMR (now that FMR date has been identified).

Delays in gaining scope change approval and availability of skilled project office personnel may impact FOC schedule.

This date is based upon the last of the 79 Mobiles upgrades obtaining FOC.

Deferral of operational capability.