According to information published by Politnavigator on March 16, 2023, Istanbul Shipyard has begun construction of the hull of the second Ada-class corvette under a contract for the Ukrainian Navy.
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Ukrainian Ada class corvette Hetman Ivan Mazepa. (Picture source: Olena Zelenskaya)
The Ada-class corvette is a type of warship with a displacement of 2,300 long tons (2,300 t) and a length of 99.56 m (326 ft 8 in). It has a beam of 14.40 m (47 ft 3 in) and a draft of 3.89 m (12 ft 9 in).
The corvette is powered by a CODAG system consisting of one gas turbine and two diesel engines, which provide a maximum speed of 29 knots (54 km/h; 33 mph) and an economy speed of 15 knots (28 km/h; 17 mph).
The ship has a range of 3,500 nautical miles (6,500 km; 4,000 mi) at 15 knots and an endurance of up to 21 days with logistic support or 10 days autonomously.
The Ada-class corvette has a crew of 93, including aviation officers, and can accommodate up to 106 people. Her sensor and processing systems include the GENESIS CMS, SMART-S Mk2 search radar, sonar, GPS, LAN, ECDIS, and UniMACS 3000 IPMS.
The ship is also equipped with an X-band radar, fire control radar, electronic warfare systems, and decoys such as the Aselsan ARES-2N, laser/RF systems, ASW jammers, and SSTD.
In terms of armament, the corvette has a 76 mm (3 in) OTO Melara Super Rapid gun, a 35 mm Aselsan GOKDENIZ gun, and two 12.7 mm Aselsan STAMP guns.
She also has eight Harpoon anti-surface missiles, VL MICA-M anti-aircraft missiles, and two 324 mm MU90 torpedoes. The Ada-class corvette has a hangar and platform for S-70B Seahawk ASW helicopters and unmanned aerial vehicles (UAVs), as well as the capability to store armaments, 20 tons of JP-5 aircraft fuel, aerial refueling (HIRF), and maintenance systems.
