Tvären
Tvären is a circular bay close to Studsvik, Sweden. The bay lies above an ancient buried impact crater about 2 km in diameter. The crater is estimated to be about 455 million years old (Late Ordovician).[1]
Asteroid 7771 Tvären is named after the bay.
References[]
- ^ "Tvären". Earth Impact Database. Planetary and Space Science Centre University of New Brunswick Fredericton. Retrieved 2009-08-20.
Coordinates: 58°46′N 17°25′E / 58.767°N 17.417°E
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Categories:
- Earth Impact Database
- Impact craters of Sweden
- Ordovician impact craters
- Ordovician Sweden
- Sandbian
- Landforms of Södermanland County
- Södermanland County geography stubs