The two missiles were fired from a range of about 70km.
The Indonesian Navy released a video of the SINKEX which took place 8 April 2021. The Indonesian Navy is currently preparing a large scale naval exercise involving surface vessels, aircraft and marine combat vehicles in several parts of the country such as Jakarta, Java Sea, North Natuna Sea and Dabo Singkep, Riau Islands.
The SINKEX was part of the initial preparation ahead of the Armada Jaya Exercise, which is the main training exercise of the Indonesian Navy.
This exercise aims to test and improve the professionalism of Indonesian Navy personnel as well as the preparedness of the Indonesian Navy’s combat equipment. The weapons systems involved in this exercise include warships such as KRI R.E. Martadinata-331, KRI I Gusti Ngurah Rai-332, KRI Fatahillah-361, KRI Clurit-641, KRI Kujang-642, KRI Nanggala-401, KRI Aluguro-405, KRI Diponegoro-365, KRI Bung Tomo-357, KRI Teuku Umar-385, KRI Patimura-371, KRI Tjiptadi-381, KRI Pulau Rangsang-727, KRI Sutedi Senaputra-378, KRI Imam Bonjol-383, KRI Sembilang-850. Meanwhile, Latopsratmin includes; KRI Teluk Bintuni-520, KRI Teluk Lampung-540, KRI Teluk Amboina and KRI Halasan-630.
Indonesian Navy Information Service
The KCR-40 / Clurit-class fast attack craft were designed (and built) by local shipyard PT Palindo Marine with assistance from Korea’s Daesun shipyard. Eight vessels were built and commissioned with TNI AL between 2011 and 2014. They have a length of 44 meters, a displacement of 250 tons, a crew complement of 35 sailors, a top speed of 30 knots and are fitted with:
1 × 30mm NG-18 CIWS (on two ships)
2 × 20mm Denel Vektor GI-2
2 × C-705 AShM (on some ships)