 Alster in Kiel, August 2009.
| |
| History | |
|---|---|
 Germany | |
| Name | Alster |
| Namesake | River Alster |
| Builder | Flensburger Schiffbau-Gesellschaft, Flensburg |
| Laid down | 1987 |
| Launched | 4 November 1988 |
| Commissioned | 1988 |
| Homeport | Eckernförde, Schleswig-Holstein |
| Identification |
|
| Status | In active service |
| General characteristics | |
| Class and type | Oste-class fleet service ship |
| Displacement | 3,200 tonnes |
| Length | 83.5 m (274 ft) |
| Beam | 14.6 m (48 ft) |
| Draft | 4.2 m (14 ft) |
| Propulsion | 2 diesel engines, 3,300 kW (4,400 hp) each |
| Speed | 21 knots (39 km/h) |
| Range | More than 5,000 nautical miles (9,300 km) |
| Complement | 36 + up to 40 mission specialists |
| Sensors and processing systems | ELINT/COMINT sensors |
| Electronic warfare & decoys | Electronic countermeasures |
| Armament | None |
Alster (A 50) is an intelligence ship of the German Navy. She is the lead ship of the German Navy's Type 423. The vessel is named for the river Alster located in Hamburg and Schleswig-Holstein.