Extended Range Anti-Submarine Rocket (ER-ASR)

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About Extended Range Anti-Submarine Rocket (ER-ASR):

It was designed and developed by Pune-based Armament Research and Development Establishment (ARDE) and High Energy Materials Research Laboratory (HEMRL).
It is designed to intercept submarines at specific depths.
It will be deployed in anti-submarine operations and will be fired from an indigenised rocket launcher mounted onboard various Indian naval ships.
It can be fired in single or in salvo mode depending on the tactical mission requirements
It has been designed to replace the existing Russian origin RGB rockets which are already fitted in ships.
While the RGB has a range of five kilometers, the ER-ASR can achieve a range over eight kilometers.
It consists of two motor propulsion systems which can fire the rocket in Short Range mode and Long Range mode to achieve different range capabilities.

Q1) What are RGB rockets?

The RGB-60 Anti Submarine Rocket is an unguided depth charge fired from RBU 6000 Rocket launcher and it has a warhead mass of 25 kg and is used against the target of submarines.

Source: Anti-submarine rockets developed by 2 Pune labs successfully tested from INS Chennai