USN - Operational Test/Evaluation Force [OPTEVFOR] #34327768
Description
The Operational Test and Evaluation Force (OPTEVFOR) is an independent and objective agency within the United States Navy for the operational testing and evaluation (OT&E) of naval aviation, surface warfare, submarine warfare, C4I, cryptologic, and space systems in support Navy and Department of Defense acquisition programs. OPTEVFOR traces its origins to the final months of World War II when the need arose for an effective means to combat Japanese kamikaze attacks. On 2 July 1945, the Composite Task Force, U.S. Atlantic Fleet, was formed to develop tactics and evaluate equipment to counter the Kamikazes. This force was commanded by Vice Admiral ###### ## #### USN, and consisted of miscellaneous types of combatant ships and drone aircraft.
Written by the group; not a statement by this register.
Membership history
Growth
Growth history is still building. We hold one measurement for this entry. A trend needs at least two, taken days apart — so this will fill in on its own rather than being estimated. We do not publish numbers we have not measured.
| Measured (UTC) | Members | Change |
|---|---|---|
| 22 Oct 2026, 01:50 | 1 | first reading |
Ownership
Owned by CartopDust73740 (@BatApokolips117) as measured.
Groups seen changing owner — the largest ever handed over and the most recent — are on the ownership transfers board.
Members we’ve seen
CartopDust73740 (@BatApokolips117) — Owner (rank 255)
A sample — only members this register has independently measured, highest rank first. Not the full roster.
Rank structure
Roles and per-rank member counts as Roblox reports them (rank 0 = guest … 255 = owner).
Related groups
Groups whose measured members overlap with this one — a sample from our membership graph.
Open data
Download this group’s measured record — free to reuse with attribution: membership history (CSV) · full record (JSON)
Each file carries its licence and retrieval time inside it, and is generated from the same measurements shown above.