LRSAM is not just one missile but three missiles - M1, M2 and M3. So, that is why I am interested if the IN will get all the 3 missiles or select a particular version.
It's unclear.
The Cabinet Committee on Security had cleared development of the LR-SAM system as a “mission-mode” project in May 2022. Last month, the defence ministry accorded the acceptance of necessity (AoN) for procurement of five of its squadrons for the IAF at a cost of Rs 21,700 crore.
economictimes.indiatimes.com
DRDO says it will be "able to take out fighter-sized targets at a 250-km range, with larger aircraft like AWACS (airborne warning and control systems) and mid-air refuelers being intercepted at 350-km."
So M2 and M3 appear to basically be the same missile. Different ranges against fighters and AWACS via using different trajectories. The second trajectory gives you more range and less accuracy, but the drop in accuracy is enough against a 3G target like AWACS. You can making it more specific by saying 250Km vs 9-12G target and 350Km against 3-4G target. Perhaps there will be slight differences for the M2/M3 designation, for example a different seeker or warhead or merely the booster.
My thinking is DRDO's LRSAM with Israel (150Km Barak 8 with booster) and their own XRSAM project (250-350Km Astra Mk2 cousin) were combined into Project Kusha. Perhaps instead of Astra Mk2 cousin it's a different missile, but I find that unlikely.
The confusion with so many terms is because the IAF and IN have used different terms for the same system. It's how even the tenders are designed to prevent overlap (QRSAM and LLQRM are good examples). So what the IAF calls MRSAM (Barak 8) and LRSAM (Barak 8ER), the IN used to call LRSAM and ERSAM.
So DRDO's old ERSAM with Israel (now called LRSAM) and their own XRSAM are now PGLRSAM.
And post 45 seems to show a schematic of the LRSAM (Barak 8ER).
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Astra Mk2:
Astra Mk2 cousin, potential XRSAM. May perhaps have a new name.
Of course, I'm not discounting your views, you may be right. But this is where previously released information is leaning towards.
IN will most definitely get the LRSAM, it was their ERSAM program in the first place, and it's already integrated with MF-STAR. We only need to see how XRSAM will fit into the picture, and they have started studies on that. I believe we will see XRSAM only on NGD, NGF and other future large ships like the third carrier and LHDs.