Zelensky decides naming first Ada-class Ukrainian corvette 'Hetman Ivan Mazepa'.

According to information published by the Ukrainian Naval Forces on August 18, 2022, President Zelensky has decided to name by decree the first Ada class corvette, Hetman Ivan Mazepa, which is being built by the Turkish Istanbul Naval Shipyard.
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Keel laying ceremony of the first Ada-class corvette for the Ukrainian Naval Forces (Picture source: Ukrainian Military Center)

The Ukrainian Ministry of Defense has ordered 2 corvettes with construction to be performed jointly by the Turkish STM and Ukrainian shipyard. Under the deal, the first vessel will be delivered to Ukraine by the end of 2023 unfinished, to then be completed in Ukraine. The deal was signed in December 2020 worth $256 million.

About the Ada class corvette

The Ada class is a class of anti-submarine corvettes developed primarily for the Turkish Navy but also for export as part of the MILGEM project. The ship is equipped with modern surface, subsurface, and anti-air weapons, sensors, and combat management system.

The Ada-class corvette is powered by a Combined diesel and gas (CODAG) propulsion system including a gas turbine rated at 23,000 kilowatts (31,000 hp) and two diesel engines rated at 4,320 kW (5,790 hp).

Each diesel engine drives one controllable pitch propeller via a two-speed main reduction gear. The ship can reach a top speed of 30 knots (56 km/h; 35 mph) with a maximum cruising range of 3,500 nmi (6,500 km; 4,000 mi) at 15 knots (28 km/h; 17 mph).

The Ada-class corvette has a length of 99.56 m, a beam of 14.4 m, and a draft of 3.9 m. The ship has an endurance of 21 days with logistic support and 10 days in autonomous conditions. The ship has a crew of 93 sailors and can accommodate up to 106 people. She has a platform and hanger to carry one naval helicopter.

The Ada-class corvette is armed with one 76 mm (3 in) Oto Melara Super Rapid naval gun, two 12.7 mm (0.50 in) ASELSAN STAMP Stabilized Machine Gun turret, eight anti-ship missiles Harpoon or Atmaca, and two 324 mm (13 in) Mk.32 triple launchers for Mk.46 torpedoes.