Unsecured Frontier Trinary Hub

Unsecured Frontier Trinary Hub - Radar
Class 4 Hacking Site
NPCs - Hostiles

First Encounter
Emergent Defender x4 (Frigate Class - )
Sleepless Preserver x1 (Battleship Class - )

Killing the Sleepless Preserver triggers another spawn.

First Wave
Awakened Defender x4 (Cruiser Class)
Sleepless Preserver x2 (Battleship Class - )

Killing the last Sleepless Preserver triggers another spawn.

Second Wave
Sleepless Defender x2 (Battleship Class - )
Sleepless Preserver x2 (Battleship Class - )

(Source)