E&TS : Reactor Operations Branch #12585754

members (measured 14 Aug 2026, 13:15 UTC)

13 October 2021

created (per Roblox API)

10 August 2026

first measured 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 We do not publish numbers we have not measured.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
14 Aug 2026, 13:15	3	first reading

Ownership

Owned by Cl_ss (@Cl_sss) as measured.

Members we’ve seen

Cl_ss (@Cl_sss) — The Administrator (rank 255)

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

Related groups

Groups whose measured members overlap with this one — a sample from our membership graph.

WrenchStudios A&E#9203842 · 1 shared members

378,148

Wrench Airlines#36065728 · 1 shared members

289,940

SCP:F ~ Special Containment Procedures Foundation#4743750 · 1 shared members

135,158

RECOIL Group#5031043 · 1 shared members

78,012

Phoenix Intеrnational#33161058 · 1 shared members

25,132

SP2QA#797889881 · 1 shared members

302

Cacti-Course#33715159 · 1 shared members

298

Biocapital#35369325 · 1 shared members

269

SCP:F ~ [Phoenix Tournaments]#740580683 · 1 shared members

249

Gamma Laboratories#10404568 · 1 shared members

180

CooI Squad#5733893 · 1 shared members

114

SCP : Special Containment Procedures Foundation#8624409 · 1 shared members

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.