JMSDF: Japanese Maritime Self-Defense Force. The name of the Japanese Navy.
Kh-31P: Supersonic, radar-homing missile launched by aircraft. Originally built by Russia, China now produces them as the YJ-91.
LPD: Landing platform dock. A type of amphibious assault ship.
LPO: Leading petty officer
Mark 48 ADCAP: U.S. heavyweight, multipurpose torpedo with advanced capability. Launched by submarines.
MCIA: Marine Corps Intelligence Activity
MDM-6: Russian multiple influence (pressure, acoustic, and magnetic) bottom mine
MG-24: Russian submarine-deployed acoustic countermeasure
MG-84: Russian submarine-launched mobile decoy
MG-519: Russian mine-hunting sonar on many of their submarines, also known by the NATO nickname “Mouse Squeak”
MOX: Mixed oxide. A nuclear reactor fuel that uses both enriched uranium and weapons-grade plutonium.
MPA: Maritime patrol aircraft
NAE: Naval acoustic electromechanical. An older type of torpedo decoy that generates noise mechanically.
NATO: North Atlantic Treaty Organization
NMJIC: National Military Joint Intelligence Center
NORAD: North American Aerospace Defense Command
NSC: National Security Council
OOD: Officer of the deck
OPREP-3: U.S. Navy message format used to inform a senior authority of an incident that is of national-level interest.
ONI: Office of Naval Intelligence
ONR: Office of Naval Research
OPLAN: Operations plan
OPS: Operations officer
PAC-2/PAC-3: Versions of the U.S. Patriot surface-to-air missile. While the PAC-2 has some ballistic missile defense capabilities, the PAC-3 was specifically designed for this role.
PACOM: Pacific Command
PACFLT: Pacific Fleet
PAL: Permissive Action Link
PCO: Prospective commanding officer
PLA: People’s Liberation Army. This can refer to all the Chinese armed forces, or just the ground force component of the armed forces.
PLAAF: People’s Liberation Army Air Force. The air component of the Chinese armed forces.
PLAN: People’s Liberation Army Navy. The naval component of the Chinese armed forces.
PRC: People’s Republic of China
RPM: Rotations per minute
ROE: Rules of engagement
ROK: Republic of Korea. South Korea’s official name.
SATCOM: Satellite communications
SINOPEC: China Petrochemical Corporation
SITREP: Situation report
SEAL: Sea, Air, Land. U.S. Navy Special Forces
Second Artillery Corps: A separate service within the People’s Liberation Army responsible for the ballistic missile forces, both nuclear and conventional
SECDEF: Secretary of defense
SECSTATE: Secretary of state
Sierra: A U.S. Navy designation indicating that a contact was detected and is being tracked by a sonar system
SIGINT: Signals Intelligence
Skat-3: Main sonar suite on Akula classes of SSNs. Also known by the NATO nickname “Shark Gill.”
SM-3: Standard missile 3, part of the U.S. Navy ballistic missile defense system.
SPY-1: This radar is used with the Aegis air-defense system. It uses four non-rotating “phased array” radar antennas, one on each side of the ship’s superstructure.
SSGN: U.S. Navy type designation for cruise missile carrying submarine with nuclear propulsion
SSN: U.S. Navy type designation for an attack submarine with nuclear propulsion.
SUBRON: Submarine squadron
SVP: Sound velocity profile. A graph showing the speed of sound in water as a function of depth. A sharp change indicates the presence of a thermocline.
SWAG: Scientific Wild Ass Guess
TB-33: A fully digital, fiberoptic long towed array.
TB-34: A fully digital, fiberoptic short towed array.
Thermocline: Also called a “layer,” it is a sharp change in water temperature that will reflect sound at certain angles
TSA: Transportation Security Administration
UGST: Universal deep-homing torpedo. A Russian heavyweight, multipurpose torpedo launched from submarines.
UN: United Nations
UAV: Unmanned air vehicle
UCMJ: Uniform Code of Military Justice
UUV: Unmanned underwater vehicle
VLCC: Very large crude carrier. A subset of supertankers.
VLSD: Vertical large screen display
VTC: Video teleconference
WLY-1: U.S. submarine acoustic intercept receiver. It detects and analyzes active sonar emissions.
XO: Executive officer, second in command of a warship
Y-8: Chinese maritime patrol aircraft
Yu-6: Chinese heavyweight, multipurpose torpedo. Launched by submarines, it is a copy of the U.S. Mark 48.
Yu-7: Chinese lightweight, anti-submarine torpedo. Launched from aircraft and surface ships, it is a copy of the U.S. Mark 46 torpedo.
YJ-83: Ying Ji (Eagle Strike) 83, a Chinese anti-ship cruise missile
1MC: General announcing circuit, shipwide public address system
3M-14E: A subsonic, land-attack cruise missile offered by Russia as part of the Klub system for export ships and submarines
Commander Jerry Mitchell, Commanding Officer
Lieutenant Commander Bernie Thigpen, Executive Officer
Department Heads
Lieutenant Commander Phillip Sobecki, Chief Engineer
Lieutenant Edward Rothwell, Navigator and Operations Officer
Lieutenant Steven Westbrook, Supply Officer (“the Chop”)
Lieutenant David Covey, Weapons Officer
Division Officers
Lieutenant Russell Iverson, Main Propulsion Assistant
Lieutenant Kiyoshi Iwahashi, Damage Control Assistant
Lieutenant Kurt Franklin, Communications Officer
Lieutenant (j.g.) Quela Lymburn (“Q”), Assistant Weapons Officer
Lieutenant (j.g.) Stuart Gaffney, Sonar Officer
Ensign Olivia Andrews (“Ollie”), Chem/RADCON Assistant
Ensign Jacqueline Kane (“Jacques”), Reactor Control Assistant
EMCM Marco Pompei, Chief of the Boat (“COB”)
ET1 Josh Fleming, ESM/SIGINT
STSC Halleck, Sonar Division CPO
STS1 Andersen, Sonar Operator
STS2 Gilden, Sonar Operator
CTI3 Gus Kalinsky, COMINT Linguist
Gregory Alexander, Director of National Intelligence
Milt Alvarez, White House Chief of Staff
Rear Admiral Wayne Burroughs, COMSUBPAC
General Lewis Dewhurst, USAF, Chairman JCS
Commander Bruce Dobson, Commanding Officer, USS Oklahoma City (SSN 723)
Dr. Randall Foster, Director of the CIA
Malcolm Geisler, Secretary of Defense
Alison Gray, Deputy White House Chief of Staff
Rear Admiral Kyle Guthrie, Former Captain of USS Michigan (SSBN 727 Blue Crew)
Commander Warren Halsey, Commanding Officer, USS Santa Fe (SSN 763)
Senator Lowell Hardy (D-CT), Former Captain of USS Memphis (SSN 691)
Admiral Bernard Hughes, Chief of Naval Operations
Captain Glenn Jacobs, Chief Staff Officer, Submarine Squadron (SUBRON) 15
Dr. Raymond Kirkpatrick, National Security Advisor
Christine Laird, CNN Reporter
Andrew Lloyd, Secretary of State
Evangeline McDowell, President’s Secretary
Joyce McHenry, Secretary of Commerce
Kenneth L. Myles, President of the United States
General Jason Nagy, USMC, Vice Chairman JCS
Commander Scott Nevens, Commanding Officer, USS North Carolina (SSN 777)
Commander Ian Pascovich, Commanding Officer, USS Texas (SSN 775)
Dr. Joanna Patterson, Deputy National Security Advisor
James Randall, Vice President of the United States
Captain Tom Rudel, USN (Ret.), Former Captain of USS Seawolf (SSN 21)
Captain Charles Simonis, Commander, SUBRON 15
Commander Richard Walker, SUBRON 15 Operations Officer
Hector Alexander McMurtrie, Blogger and Naval Historian
General Bao Bo, Commander Intelligence Service
Chen Dao, President, Chairman of the CMC, and General Secretary of the CCP
Senior Captain Deng Jinshan, PLAN Staff Officer
General Hu Kun, Commander of Second Artillery Corps
General Li Ju, Vice Chairman of the CMC
General Shi Peng, Political Department
General Su Yide, Chief of the General Staff
General Tian Gan, Vice Chairman of the CMC
General Wang Yaowen, Commander of the People’s Liberation Army Air Force
Admiral Wei Zi’en, Commander of the People’s Liberation Army Navy
General Wen Feng, Minister of National Defense
Colonel (later General) Xi Ping, Deputy Commander (later Commander) Intelligence Service
General Xiao Shen, Armament Department
Ambassador Yang Jinping, Chinese Ambassador to the United States
General Ye Jin, Logistics Department
Zhang Fei, Vice Chairman of the CMC, Secretariat of the Communist Party, and Vice President of PRC