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Country Sweden
CoordinatesLat. N 63°00' Long.E 14°48'
Diameter km 7.0
Age Ma or date 455.0 ±10.0
Remarks Age of 540 ±10 Myr has been offered. Diameter is something from 7 to 13.5km. It seems possible that Lockne has a smaller twin crater Målingen (Schmieder et.al. 2014b).
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Frisk 2010 Frisk Å. M., "Late Ordovician faunal distribution and ecospace partitioning in marine impact craters: the aftermath of the Lockne and Tvären events", NGF Abstracts and Proceedings, no. 1, p.52 (2010)
Schmieder et.al. 2014b Martin Schmieder M., Trieloff M., Schwarz W.H., Buchner E. and Jourdan F., Supportive comment on: "Morphology and population of binary asteroid impact craters", by K. Miljkovic, G.S. Collins, S. Mannick and P.A. Bland [Earth Planet. Sci. Lett. 363 (2013) 121-132] - An updated assessment, Earth and Planetary Science Letters 405, 281-284 (2014)
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