AIM-260A JATM Missile

Manufacturer: Lockheed Martin
Category: Missiles & Precision Weapons
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Guidance System Active Radar Homing (Advanced)
Maximum Speed Mach 4+ (Estimated)
Launch Compatibility Fighter Jets (F-22, F-35, F-15EX)
Warhead Technology High-Explosive Fragmentation

Full Specifications

1. General Information

Name / Designation	AIM-260A JATM
Type / Role	Air-to-Air Missile (BVR)
Country of Origin	United States
Manufacturer	Lockheed Martin
Service Entry / Year Introduced	In low-rate production (2024–present); IOC pending (mid-to-late 2020s)
Operational Status	In development / Low-rate production / Testing

2. Performance & Range

Range	200+ km (Estimated, Long Range)
Speed	Mach 4+
Ceiling / Altitude Limit	High-altitude capable
Accuracy (CEP)	High precision (classified)
Warhead Type	High Explosive Fragmentation

3. Guidance & Targeting

Guidance System	Active Radar Homing
Targeting Mode	Fire-and-Forget
Launch Platform Compatibility	Fighter Jet
Seeker Type	Advanced Active Radar Seeker

4. Physical Characteristics

Length	Approx. similar to AIM-120
Diameter	Classified
Wingspan	Classified
Launch Weight	Medium class
Propulsion	Solid-fuel Rocket

5. Warhead & Payload

Warhead Weight	Classified
Explosive Type	Fragmentation
Detonation Mechanism	Proximity / Impact Fuse
Payload Options	Conventional

6. Operational Use & Capabilities

Operational Range Type	Long
Deployment Platform	Air
Target Types	Aircraft, UAVs, High-value targets
Combat Proven	No
Users / Operators	United States (Expected Allies Later)

Our Rating

The overall rating is based on review by our experts

8.3

Technology 8 / 10
Performance 9 / 10
Maintenance Efficiency 8 / 10
Range & Endurance 8 / 10

PROS

Extended range compared to legacy AMRAAM variants
Designed for stealth aircraft internal carriage
Advanced guidance and targeting capabilities
High-speed engagement reduces enemy reaction time
Enhanced effectiveness against peer adversaries

CONS

High development and procurement cost
Limited publicly available performance data
Not yet combat proven
Dependent on advanced sensor integration
Production and deployment timelines remain constrained

AIM-260A JATM Next-Gen Air-to-Air Missile

The AIM-260A Joint Advanced Tactical Missile (JATM) represents the U.S. Air Force’s next step in beyond-visual-range air combat. Developed to replace the AIM-120 AMRAAM, it is designed to counter emerging peer threats and advanced enemy fighters equipped with longer-range missiles. The AIM-260A focuses on extended reach, improved survivability, and enhanced lethality in contested environments. Its compact design allows it to fit within internal weapon bays of stealth aircraft, preserving low observability while increasing engagement range.

Manufacturer

The missile is being developed by Lockheed Martin, a leading U.S. defense contractor with extensive experience in precision-guided munitions. The program is managed in coordination with the U.S. Air Force and U.S. Navy, ensuring compatibility across multiple platforms and joint operational use.

Speed and Range

While exact specifications remain classified, the AIM-260A is believed to exceed the range of the AIM-120D, potentially reaching over 200 km. It is expected to achieve high supersonic speeds, likely above Mach 4, enabling rapid engagement of distant and maneuvering targets. The missile is optimized for long-range interception, particularly against high-value airborne assets and advanced fighters.

Cost/Price

The unit cost of the AIM-260A has not been publicly disclosed. However, estimates suggest it will be more expensive than the AIM-120D due to advanced propulsion, guidance systems, and next-generation electronics. Its cost reflects its role as a high-end solution for near-peer conflict scenarios.

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