Perimeter Checkpoint

Perimeter Checkpoint - Cosmic Anomaly
Class 2 Complex Site
NPCs - Hostiles

First Encounter
Awakened Patroller x3 (Cruiser Class)
Emergent Patroller x2 (Frigate Class)
Sirius x2 (Platform)

Killing the last Awakened Patroller triggers another spawn.

First Wave
Awakened Escort x2 (Cruiser Class)
Awakened Patroller x2 (Cruiser Class)

Killing the last Awakened Patroller triggers another spawn.

Second Wave
Emergent Patroller x3 (Frigate Class)
Sleepless Patroller x1 (Battleship Class)

(Source)