IAS Gyan

Daily News Analysis


23rd August, 2023 Security

Disclaimer: Copyright infringement not intended.


  • INS Sunayna entered the port of Durban, South Africa on 21 Aug 23.



  • INS Sunayna is the second Saryu-class patrol vessel of the Indian Navy.
  • The keel laying of the Indian Navy Ship Sunayna was done on September 25, 2007, and for the first time, it hit the surface water on November 14, 2009.

Design and Construction

  • It is designed and constructed indigenously by Goa Shipyard Limited.


  • It is designed to undertake fleet support operations, coastal and offshore patrolling, ocean surveillance and monitoring of sea lines of communications and offshore assets and escort duties.


  • Based under Southern Naval Command, the warship is capable of performing multiple tasks like coastal and offshore patrol, undertaking fleet support operations, ocean surveillance and monitoring of Sea Lines of Communication and offshore assets, and escort duties.

Speed of the warship

  • With the help of two KOEL/Pielstick Diesel engines, the warship can achieve speeds over 25 knots.
  • The ship also has an automatic power management system installed by Larsen and Toubro and is also fitted with the latest navigation, communication, and electronic support systems.

Armament of the ship

  • The warship is equipped with one 76 mm Gun with an electro-optic fire control system, Close Weapon Systems (CIWS) and Chaff launchers, which are used to distract radar-guided missiles from their targets.

Another facility of the warship

  • The warship is capable of carrying a helicopter and can accommodate a crew of 8 officers and 108 sailors in its ergonomic cabins, which provide greater crew comfort with improved management of space.

Tasks performed by the warship

  • The warship was deployed to Yemen’s Socotra island as part of ‘Operation Nistar’, a HADR mission to evacuate around 38 stranded Indian nationals in/around Socotra, after a cyclone hit the area in June 2018.
  • In June 2019, INS Sunayna, along with INS Chennai, was sent to the Persian Gulf and the Gulf of Oman to protect Indian shipping interests amid tensions in the Strait of Hormuz.

Saryu Class

  • The Saryu class of offshore patrol vessels (OPV) are advanced patrol ships of the Indian Navy built at the Goa Shipyard Limited.
  • These vessels are capable of ocean surveillance and monitoring and can maintain control of shipping lanes.
  • They can also be deployed to provide security to offshore oil installations, and other naval assets.


An Offshore Patrol Vessel is a highly versatile ship, designed to perform Economic Exclusion Zone management roles, including the provision of maritime security to coastal areas and effective disaster relief. They may be operated by a nation's navy, coast guard, police, or customs, and may be intended for marine ("blue water"), estuarine ("green water"), or river ("brown water") environments.


Q. Consider the following statements with reference to INS Sunayna.

1.    INS Sunayna is the second Saryu-class patrol vessel of the Indian Navy.

2.    The warship can achieve speeds over 250 knots.

3.    The warship can distract radar-guided missiles from their targets.

4.    The warship was deployed to Yemen’s Socotra Island as part of ‘Operation Nistar’.

Which of the above statements is/are incorrect?

(a) 1 and 2 only

(b) 2 and 3 only

(c) 3 and 4 only

(d) None of the above.

Correct Answer: (d) None of the above.