Editing M142 HIMARS (section)

=== ATACMS ===
{{main|ATACMS}}

The Army Tactical Missile System (ATACMS) is a series of 610&nbsp;mm [[surface-to-surface missile]] (SSM) with a range of up to {{cvt|300|km}}.<ref name=q5>{{Cite web |publisher = CSIS |url= https://missilethreat.csis.org/missile/atacms/ |title=MGM-140 Army Tactical Missile System (ATACMS)|website=Missile Threat}}</ref> Each rocket pod contains one ATACMS missile. {{As of|2022}}, only the M48, M57, and M57E1 remain in the US military's arsenal.
* '''M39''' (ATACMS BLOCK I) missile with inertial guidance. The missile carries 950 M74 Anti-personnel and Anti‑materiel (APAM) bomblets. Range: {{cvt|25–165|km}}. 1,650 M39 were produced between 1990 and 1997, when production ceased in favor of the M39A1. During [[Desert Storm]] 32 M39 were fired at Iraqi targets, and during [[Operation Iraqi Freedom]] a further 379 M39 were fired.<ref name="Turner"/><ref name="Marine Corps Gazette"/> The remaining M39 missiles are being updated to M57E1 missiles.<ref name="MOD">{{cite web |title=Army Tactical Missile System (ATACMS) Modification (MOD) |url=https://www.dote.osd.mil/Portals/97/pub/reports/FY2018/army/2018atacms.pdf?ver=2019-08-21-155806-710 |publisher=The Office of the Director, Operational Test and Evaluation |access-date=23 June 2022}}</ref><ref name="Keller">{{cite web |last1=Keller |first1=John |title=Lockheed Martin to upgrade weapons payloads and navigation and guidance on ATACMS battlefield munitions |date=30 July 2021 |url=https://www.militaryaerospace.com/sensors/article/14207794/munitions-navigation-and-guidance-payloads |publisher=Military+Aerospace Electronics |access-date=23 June 2022}}</ref> The M39 is the only ATACMS variant, which can be fired by all MLRS and HIMARS variants.
* '''M39A1''' (ATACMS BLOCK IA) missile with GPS-aided guidance. The missile carries 300 M74 APAM bomblets. Range: {{cvt|20–300|km}}. 610 M39A1 were produced between 1997 and 2003. During Operation Iraqi Freedom 74 M39A1 were fired at Iraqi targets.<ref name="Turner"/><ref name="Marine Corps Gazette"/> The remaining M39A1 missiles are being updated to M57E1 missiles.<ref name="MOD"/><ref name="Keller"/> The M39A1 and all subsequently introduced ATACMS missiles can be used only with the M270A1 (or variants thereof) and the HIMARS.
* '''M48''' (ATACMS Quick Reaction Unitary; QRU) missile with GPS-aided guidance. The missile carries the {{convert|500|lb|kg|adj=on}} WDU-18/B penetrating high explosive blast fragmentation warhead of the [[US Navy]]'s [[Harpoon (missile)|Harpoon]] anti-ship missile, which was packaged into the newly designed WAU-23/B warhead section. Range: {{cvt|70-300|km}}. 176 M48 were produced between 2001 and 2004, when production ceased in favor of the M57. During Operation Iraqi Freedom 16 M48 were fired at Iraqi targets; a further 42 M48 were fired during [[Operation Enduring Freedom]].<ref name="Turner"/><ref name="Marine Corps Gazette"/> The remaining M48 missiles remain in the U.S. Army and [[US Marine Corps]]' arsenal.
* '''M57''' (ATACMS TACMS 2000) missile with GPS-aided guidance. The missile carries the same WAU-23/B warhead section as the M48. Range: {{cvt|70-300|km}}. 513 M57 were produced between 2004 and 2013.<ref name="Turner"/><ref name="Marine Corps Gazette"/>
* '''M57E1''' (ATACMS Modification; MOD) missile with GPS-aided guidance. The M57E1 is the designation for upgraded M39 and M39A1 with re-grained motor, updated navigation and guidance software and hardware, and a WAU-23/B warhead section instead of the M74 APAM bomblets. The M57E1 ATACMS MOD also includes a proximity sensor for airburst detonation.<ref name="MOD"/> Production commenced in 2017 with an initial order for 220 upgraded M57E1.<ref name="Turner"/><ref name="Marine Corps Gazette"/> The program is slated to end in 2024 with the introduction of the Precision Strike Missile (PrSM), which will replace the ATACMS missiles in the US arsenal.