Rear Admiral (Lower Half) replaces the rank of Commodore. Rear Admiral Lower Halfs are newly minted Flag Officers, and are the lowest ranking Admirals.
As of 2386, all Lima Fleet Commodores are changing title to Rear Admiral, Lower Half. No insignia change is neccisary.
Rear Admirals lower half serve in Lima Fleet as Task Force XO's and fleet staff officers. In other sections of Starfleet, they may command Starship Squadrons and Task Groups, or be assigned as Commander of a Sector.
As described by the Starfleet Field Manual's protocols for uniforms and insignias, the insignia for Rear Admiral, Lower Half shall be a single gold pip on a black field surrounded by a gold box on both collars and both sleeves.
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