SM U-21

Summary

SM U-21 is a submarine^[1]. It ranks in the top 3% of submarine entities by monthly Wikipedia readership (121 views/month).^[2]

Key Facts

• SM U-21's image is recorded as U-Boote Kiel 1914.jpg^[3].
• SM U-21's instance of is recorded as submarine^[4].
• SM U-21's operator is recorded as Imperial German Navy^[5].
• SM U-21's manufacturer is recorded as Kaiserliche Werft Danzig^[6].
• SM U-21's Commons category is recorded as SM U-21^[7].
• SM U-21's country of origin is recorded as German Empire^[8].
• +1913-10-00T00:00:00Z marks the founding of SM U-21^[9].
• SM U-21's coordinate location is recorded as {'lat': 54.31666667, 'lon': 3.7}^[10].
• SM U-21's Freebase ID is recorded as /m/09gml13^[11].
• SM U-21's significant event is recorded as shipwrecking^[12].
• SM U-21's significant event is recorded as ship launching^[13].
• SM U-21's significant event is recorded as ship decommissioning^[14].
• SM U-21's significant event is recorded as keel laying^[15].
• SM U-21's location of creation is recorded as Gdańsk^[16].
• SM U-21's different from is recorded as SM UB-21^[17].
• SM U-21's different from is recorded as SM UC-21^[18].
• SM U-21's length is recorded as {'unit': 'Q11573', 'amount': '+64.15'}^[19].
• SM U-21's beam is recorded as {'unit': 'Q11573', 'amount': '+6.10'}^[20].
• SM U-21's draft is recorded as {'unit': 'Q11573', 'amount': '+3.58'}^[21].
• SM U-21's Dreadnought Project page is recorded as S.M.S.U_21(1913)^[22].
• SM U-21's museum-digital tag ID is recorded as 7579^[23].

Why It Matters

SM U-21 ranks in the top 3% of submarine entities by monthly Wikipedia readership (121 views/month).^[2] It has Wikipedia articles in 14 language editions, a strong signal of global cultural recognition.^[24]