Army: Officer Candidate School #10447359

members (measured 13 Oct 2026, 00:06 UTC)

19 April 2021

created (per Roblox API)

10 August 2026

first measured by this register

Game studiosENmilitary simulationtrainingroleplay

Description

Officer Candidate School Learn to become an officer here.

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 We do not publish numbers we have not measured.

Measurement log — every members count we have recorded
Measured (UTC)	Members	Change
15 Aug 2026, 12:09	4	first reading

Ownership

Owned by @FiremanIvanDad 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

@FiremanIvanDad — [CJCS] Chairman of the Joint Chiefs of Staff (rank 255)

A sample — only members this register has independently measured, highest rank first. Not the full roster.

Rank structure

[CJCS] Chairman of the Joint Chiefs of Staff1

[AS] Army Staff0

[D] Director0

[DD] Deputy Director0

[CoS] Chief of Staff0

[HOI] Head Officer Instructor0

[SOI] Senior Officer Instructor0

[OI] Officer Instructor0

[JOI] Junior Officer Instructor0

[GO] Graduated Officer1

[FI] Final Exam0

[PIII] Phase III0

[PII] Phase II2

Member4

[PI] Phase I0

Guest0

Roles and per-rank member counts as Roblox reports them (rank 0 = guest … 255 = owner).

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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.