Osterbek

Osterbek
Osterbekkanal
River
Osterbekkanal in Hamburg
Country	Germany
State	Hamburg
Tributaries
- left	Hopfengraben
- right	Seebek
Source
- location	Farmsen-Berne, Hamburg
- elevation	20 m (66 ft)
- coordinates	53°37′17″N 10°6′43″E / 53.62139°N 10.11194°E / 53.62139; 10.11194
Mouth	Alster (Außenalster)
- location	Winterhude, Hamburg
- elevation	6 m (20 ft)
- coordinates	53°34′35″N 10°0′21″E / 53.57639°N 10.00583°E / 53.57639; 10.00583Coordinates: 53°34′35″N 10°0′21″E / 53.57639°N 10.00583°E / 53.57639; 10.00583
Length	8.5 km (5 mi)
Area	27.10 km2 (10 sq mi)

Osterbek is a river of Hamburg, Germany. The Osterbek has its source at Farmsen-Berne in the Hamburg borough of Wandsbek. After crossing into the borough of Hamburg-Nord, the Osterbek becomes navigable as Osterbekkanal. It joins the Alster at Außenalster, between the districts Winterhude and Uhlenhorst.