Tvären
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Tvären is a circular bay close to Studsvik, Sweden.
Quick Facts Impact crater/structure, Confidence ...
Tvären | |
---|---|
Impact crater/structure | |
Confidence | Confirmed |
Diameter | 2 kilometres (1.2 mi) |
Age | 455 Ma |
Location | |
Country | Sweden |
Municipality | Studsvik |
Close
Within the bay is an ancient buried impact crater about 2 kilometres (1.2 mi) in diameter. It was first identified using reflection seismology. The crater is estimated to be about 455 million years old (Late Ordovician).[1][2]
Asteroid 7771 Tvären is named after the bay.