A Blog by Jonathan Low

 

May 7, 2024

Ukraine Drone Boats Now Pack SAMs To Shoot Down Russian Aircraft

The hunted becomes the hunter. Again. 

Ukrainian drone boats can now remotely target and shoot down Russian planes and helicopters searching for them as they home in on Russian Black Sea Fleet ships. The missiles sense heat sources and do not require launch guidance, making them impervious to Russian jamming. JL

David Axe reports in Forbes:

Ukrainian drone boats are packing R-73 surface-to-air missiles and already firing at Russian aircraft. An R-73’s seeker is sensitive to heat sources such as an aircraft engine; it doesn’t need telemetry from the launching vehicle for guidance. There’s a chance the air-defense USVs have already scored their first aerial kill. At least one, and possibly two, Russian helicopters got into trouble over the Black Sea on April 9 and 10.

As Ukraine’s explosive drone boats ran down and sank or damaged more Russian warships on the Black Sea starting last fall, the Russian Black Sea Fleet fought back—from the air.

Russian fighter-bombers, flying boats and helicopters patrolled the approaches to the Black Sea Fleet’s anchorages, looking for the telltale wakes of approaching drone boats—and opening fire with rockets and guns.

But in war, as in physics, every action has a reaction. So now Ukrainian drone boats are packing surface-to-air missiles—and possibly already firing back at the Russian aircraft.

Videos from the Black Sea, apparently on Sunday or Monday, depict a Kamov Ka-29 helicopter circling a Ukrainian unmanned surface vehicle—either a 19-foot Sea Baby or a slightly smaller Magura—before peppering it with gunfire.

The helicopter-on-drone engagement might be related to a Ukrainian drone boat raid on the Black Sea Fleet in Crimea this weekend. The boats reportedly struck and sank a Russian patrol craft.

It wasn’t the first time a Russian aircraft had destroyed a Ukrainian USV. But that particular USV was notable for its top-mounted twin missile rails—and the 10-foot R-73 infrared-guided dogfighting missile fitted to one rail. It seems some Ukrainian USVs are traveling with their own air-defense missiles.

The Russian Fighterbomber Telegram channel expressed surprise. “The Ukrainian were able to somehow connect the rocket with the USV’s telecontrol systems.”

An R-73’s seeker is sensitive to heat sources such as an aircraft engine; it doesn’t need telemetry from the launching vehicle for guidance. But Fighterbomber isn’t wrong to wonder exactly how the USV’s crew would remotely aim and launch an R-73.

Fighterbomber speculated that Ukrainian drone boats haven’t yet fired their air-defense missiles in anger. But it’s worth noting that the USV the Kamov crew gunned down Sunday or Monday had two missile rails, but only one rail had a missile on it.

By fitting R-73s to USVs, Ukrainian forces add yet another role to their increasingly versatile drone boats. Most of Ukraine’s USVs are one-way attack craft: packed with explosives, they ram into Russian warships. There’s also a version of the Sea Baby that can fire unguided rockets for stand-off attacks. It’s possible the largest Ukrainian USV type also carries a radio jammer.

There’s an outside chance the air-defense USVs have already scored their first aerial kill. At least one, and possibly two, Russian helicopters got into trouble over the Black Sea on April 9 and 10. Ukrainian navy spokesman Dmytro Pletenchuk claimed a Kamov Ka-27 crashed on April 9. Multiple sources confirmed a second helicopter, a Mil Mi-24, crashed on April 10.

The Kamov crash is unconfirmed. But what’s interesting is Pletenchuk’s claim that the rotorcraft had “been looking for something” and “found it.” If the Russians did lose a Ka-27 on April 9 and that helicopter was out searching for USVs, did it find a USV armed with surface-to-air missiles?

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