Seagnat
Encyclopedia
The Seagnat Control System (sometimes spelt SeaGnat or Sea Gnat) is a decoy system used on many NATO warships to safeguard against incoming missile
s. Each unit consists of six launchers that can be loaded with different rounds, depending on the threat:
The rounds are launched as decoys to trick incoming missiles into missing the ship or to prematurely detonating.
The Active Decoy Round has three phases: a rocket motor to project it away from the ship, a parachute to slow the round, and a parasail wing that allows the decoy to slowly descend to the water. The device is 125mm diameter by 1m long.
Missile
Though a missile may be any thrown or launched object, it colloquially almost always refers to a self-propelled guided weapon system.-Etymology:The word missile comes from the Latin verb mittere, meaning "to send"...
s. Each unit consists of six launchers that can be loaded with different rounds, depending on the threat:
- Mk214 Seduction ChaffChaff (radar countermeasure)Chaff, originally called Window by the British, and Düppel by the Second World War era German Luftwaffe , is a radar countermeasure in which aircraft or other targets spread a cloud of small, thin pieces of aluminium, metallized glass fibre or plastic, which either appears as a cluster of secondary...
- Mk216 Distraction Chaff
- Mk245 "GIANT" IR Round
- Mk251 Active Decoy Round (only on later "DLH" versions)
The rounds are launched as decoys to trick incoming missiles into missing the ship or to prematurely detonating.
The Active Decoy Round has three phases: a rocket motor to project it away from the ship, a parachute to slow the round, and a parasail wing that allows the decoy to slowly descend to the water. The device is 125mm diameter by 1m long.