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K-561 “Kazan” 08851 (885M) The Yasen-M class submarine began testing at sea and was sighted today leaving the sea confirming the suspicions of its development that was reported in confidential reports since the same could not be observed by satellites.
It was built in a covered dock and coated with the greatest rigour of secrecy in the Russian Navy.
The other submarines in this series are being built under the modernized 885M (08851) Yasen-M project. They are characterized by the optimized shape of the hull and by the updated systems of warfare and electronic automation.
Source: Defesa TV