Patrol vessel NRP Cassiopeia of the Portuguese Navy, pennant P 1153, leaving port and heading for the high seas (Lisbon harbour).

Main characteristics:
Class: Argos
Type: patrol vessel
MMSI: 263124000
LOA: 27m
Beam: 5.9m
Draft: 2.8m
GT: 97 t
Year of Build: 1991
Builder: VRSA Shipyards (Portugal)
Design: Arsenal do Alfeite (Portugal)
Propulsion: 2 MTU 12V 396 TE84 7 000 hp engines
Cruising speed: 26 kts
Range: 1 350 nm at 15 kts
Arms: 2 machine guns of 12,7 mm/each
Crew: 8 (1 officer, 1 sargent and 6 sailors)