An option for deployable structures that lets a character "secure" the structure in space, i.e. "I deployed the Giant Secure Container and anchored it so it wouldn't disappear after an hour" Anchorable structures include but are not limited to: Starbases (POSses,) Soveriegnty Blockade Units (SBUs) Territorial Claim Units (TCUs,) Infrastructure Hubs, (IHubs) Mobile Depots (which are self-anchoring) and more.
Also used to describe a person in a fleet or sub-fleet that others approach or orbit, to keep members of a fleet or sub-fleet together. I.E. "Orbit the Logistics Anchor at 5km, Microwarpdrives on."