India's Ambitious SEAD Push: Rudram-1 and the STAR Programme

India's Ambitious SEAD Push: Rudram-1 and the STAR Programme

The Defence Research and Development Organisation (DRDO) is pushing the boundaries of India's anti-radiation capabilities with the development of a new missile derived from the Supersonic Target (STAR) programme. This ambitious endeavour aims to provide the Indian Air Force with a faster and potentially longer-range option for Suppression of Enemy Air Defences (SEAD) and Destruction of Enemy Air Defences (DEAD) missions.

The STAR Programme: A High-Speed Target Architecture

The STAR programme is a high-speed target architecture that could revolutionize India's anti-radiation capabilities. By adapting this architecture into an operational weapon, the DRDO hopes to create a missile that can tackle even the most sophisticated integrated air-defence networks. The programme's liquid-fuelled ramjet propulsion system and high-speed target architecture make it an attractive candidate for future anti-radiation and anti-AWACS capabilities.

Rudram-1: A Reliable Option for Conventional Radar Threats

Rudram-1, currently the more mature and purpose-built anti-radiation weapon, provides a reliable option for conventional radar threats. Developed specifically as an anti-radiation weapon, Rudram-1 uses inertial navigation and satellite navigation along with a passive radio-frequency homing system designed to detect hostile emitters. This allows the missile to attack radar installations while remaining largely passive during its approach.

The Challenge of Modern Air-Defence Systems

Modern air-defence systems, however, are becoming increasingly difficult targets. Radar operators can reduce their vulnerability by switching off emitters, changing frequencies, and employing decoys. Consequently, the effectiveness of any future anti-radiation missile will depend heavily on the sophistication of its seeker and guidance architecture rather than simply its speed.

The STAR-Derived Missile: A Game-Changer?

The planned anti-AWACS capability makes the STAR programme particularly interesting. DRDO has specifically identified an anti-AWACS derivative, indicating that the technology could eventually be used against airborne radar platforms rather than being limited to fixed or mobile ground emitters. An anti-AWACS weapon would present a considerably more difficult engineering challenge because the target is mobile and can alter its position during the engagement.

A Layered Anti-Radiation Arsenal

The progression could therefore resemble a layered anti-radiation arsenal rather than a direct replacement programme. Rudram-1 could remain useful against conventional radar threats while future STAR-based missiles address increasingly sophisticated integrated air-defence networks. The ultimate question will be the ability of DRDO to combine the STAR's propulsion advantages with a highly capable RF seeker and resilient guidance system.

Key Takeaways

• The Defence Research and Development Organisation (DRDO) is working on an anti-radiation and anti-AWACS missile derived from its Supersonic Target (STAR) programme.
• The STAR programme's liquid-fuelled ramjet propulsion system and high-speed target architecture make it an attractive candidate for future anti-radiation and anti-AWACS capabilities.
• The success of the STAR-derived missile will depend heavily on its ability to combine propulsion advantages with a highly capable radio-frequency (RF) seeker and resilient guidance system.
• Rudram-1 provides a reliable option for conventional radar threats, while the STAR-derived missile could offer a faster and potentially longer-range option for SEAD and DEAD missions.
• The ultimate question remains - can DRDO deliver a game-changing anti-radiation weapon that can tackle even the most sophisticated integrated air-defence networks, while Rudram-1 remains a reliable option for conventional radar threats?