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Nuclear weapon
The W68 warhead was the warhead used on the UGM-73 Poseidon SLBM missile. It was developed in the late 1960s at Lawrence Livermore National Laboratory
W68
US nuclear ballistic missle
capability. MIRV capacity has been given as up to either ten or fourteen W68 thermonuclear warheads contained in Mark 3 reentry vehicles to multiple targets
UGM-73_Poseidon
Topics referred to by the same term
The W68 was an American thermonuclear warhead. W68 may also refer to: Octahemioctahedron Onoppunai Station, in Hokkaido, Japan This disambiguation page
W68_(disambiguation)
United States thermonuclear warhead
(UK nuclear programme) Astraea - planned British warhead sharing Mark 7 RB W68 W76 W88 List of nuclear weapons Kramer, David (2020). "Take your pick: A
W93
US - UK thermonuclear warhead of the 1970s
most numerous weapon in the US nuclear arsenal, having replaced the 50 kt W68 that was fitted to the Poseidon SLBM in that capacity. The United Kingdom
W76
United States thermonuclear warhead
espionage-derived copycat of the Komodo primary, but this has since been disputed. W68 W76 W93 W87 – another warhead of the same era as the W88, which is commonly
W88
Robotic astronomical survey and early warning system
El Sauce Observatory in Rio Hurtado (Chile) (ATLAS–CHL, observatory code W68). The newest at Teide Observatory in Spain (ATLAS-TDO, observatory code R17)
Asteroid Terrestrial-impact Last Alert System
Asteroid_Terrestrial-impact_Last_Alert_System
Interstellar comet in 2025
NASA-funded ATLAS survey telescope at Río Hurtado, Chile (observatory code W68). At apparent magnitude 18, the newly discovered object was entering the
3I/ATLAS
Bangladeshi mobile-phone business
Xplorer V55 Symphony Xplorer H200 Symphony Explorer W20 Symphony Explorer W68 Symphony Explorer i10 Symphony Explorer W92 Symphony Z15 Symphony Z30 Symphony
Symphony_Mobile
American pony car
compact disc stereo systems to all Firebird trim levels. For V6 Firebirds, a W68 sport appearance package was also introduced as a counterpart to the Camaro
Pontiac_Firebird
Paul Robinson Observatory NJ Paul Robinson Observatory, Voorhees State Park W68 ATLAS-CHL IV El Sauce Observatory, Rio Hurtado W70 Loose Goose Observatory
List_of_observatory_codes
American thermonuclear warhead design
known as pits) of the W89 warheads were planned to be reused from existing W68 warhead pits, which were surplus at the time. Lawrence Livermore engineers
W89
2018 novel by R. O. Kwon
Media type Print (Hardcover and Paperback) and e-book Pages 224 ISBN 978-0-7352-1389-0 OCLC 1101143948 Dewey Decimal 813/.6 LC Class PS3611.W68 I53 2019
The_Incendiaries
Explosive materials where powder is bound together in a matrix with synthetic polymer
2-dinitropropyl acrylate (pDNPA) 4.6%; FEFO 2.4% High-velocity; nuclear weapons (W68). Prone to deterioration and separation of the plasticizer and binder. Caused
Polymer-bonded_explosive
2022 animated short film by Dave Mullins
Over)". JoBlo. Retrieved December 31, 2023. https://www.youtube.com/watch?v=W68-XaFepOg "'War is Over' Highlights Brotherhood and Brutality in Protest for
War_Is_Over!
Asteroid Survey Asteroid Terrestrial-impact Last Alert System 15 T05, T08 M22, W68 ATLAS ATLAS-HKO, Haleaka ATLAS-MLO, Mauna L Stardome Observatory 1 466, 467
List of minor planet discoverers
List_of_minor_planet_discoverers
Great Comet of 2025
Paranal Observatory on 25 January 2025 Discovery Discovery site ATLAS–CHL (W68) Discovery date 5 April 2024 Orbital characteristics Epoch Present: 16 June
C/2024_G3_(ATLAS)
Federal research center in California, US
(Minuteman ICBM; 1960), W58 (Polaris SLBM; 1960), W62 (Minuteman ICBM; 1964), W68 (Poseidon SLBM; 1966), W70 (Lance missile; 1969), W71 (Spartan missile; 1968)
Lawrence Livermore National Laboratory
Lawrence_Livermore_National_Laboratory
World's atomic warhead designs, 1945–present
for UGM-73 Poseidon SLBM and LGM-30 Minuteman III ICBM (cancelled 1967) W68 for UGM-73 Poseidon SLBM (1970–1991) W69 for AGM-69 SRAM ASM (1972–1990)
List_of_nuclear_weapons
Explosive chemical compound
blasting work (as in mining). The XTX8003 extrudable explosive, used in the W68 and W76 nuclear warheads, is a mixture of 80% PETN and 20% of Sylgard 182
Pentaerythritol_tetranitrate
Island of the Gulf Islands in British Columbia, Canada
Island Lamb Barbecue". Saturna Island Lamb Barbecue. Retrieved June 8, 2023. w68%$UChaCha (June 29, 2017). "Saturna Lamb BBQ at Winter Cove | Gulf Islands
Saturna_Island
Thermonuclear warhead
actual warhead weight was 675 pounds (306 kg). After its cancellation, the W68 warhead was developed for Poseidon and the W62 warhead for Minuteman III
W67_(nuclear_warhead)
Bahamas Nassau Americas N25.0661 W077.3390 2 Bolivia La Paz Americas S16.500 W68.150 877,363 3,812 Brazil Brasília Americas S15.7801 W47.9292 4,291,577 1
List_of_cities_by_elevation
Hypothetical climatic effect of nuclear war
quickly became less prominent with the 1970s mass production runs of the 50 Kt W68, the 100 Kt W76 and in the 1980s, with the B61. This trend towards miniaturization
Nuclear_winter
Parabolic comet
(ATLAS) photographed on 29 October 2025 Discovery Discovery site ATLAS–CHL (W68) Discovery date 24 May 2025 Designations Alternative designations CK25K010
C/2025_K1_(ATLAS)
American physicist and nuclear weapons designer (1929–2011)
intercontinental ballistic missile, including work associated with the W62/Mk12 and W68/Mk3 programs. He later worked on safer air-carried and ground-launched cruise
Seymour_Sack
Motor vehicle
appearance package (RPO W60, 1977–1978) Red Bird Esprit appearance package (RPO W68, 1978–1979) Yellow Bird Esprit appearance package (RPO W73, 1980) Special
Pontiac Firebird (second generation)
Pontiac_Firebird_(second_generation)
Risk-listed near-Earth asteroid
Very Large Telescope in January 2025 Discovery Discovered by ATLAS–CHL (W68) Discovery site Río Hurtado, Chile Discovery date 27 December 2024 Designations
2024_YR4
Guided missile which is launched from a submarine
Retired Resolution class UGM-73A Poseidon (C3) United States Land attack W68 (10 × W68 warheads with Mk3 MIRV) Retired Benjamin Franklin class James Madison
Submarine-launched_missile
Core of a nuclear implosion weapon
W58 MC1493 Retired LLNL W62 MC1978 Retired LLNL W63 MC2056 Retired LLNL W68 MC1978 Retired LLNL W70-0 MC2381 Retired LLNL W70-1 MC2381a Retired LLNL
Pit_(nuclear_weapon)
Railway line in Hokkaido, Japan
Utanai: Since 12 March 2022 W55 Hatsuno and W57 Onnenai: Since 16 March 2024 W68 Onoppunai, W70 Minami-Horonobe, W78 Bakkai: Since 15 March 2025 The line
Sōya_Main_Line
Proposed US nuclear weapon
The W89 was also reportedly designed using recycled pits from the earlier W68 nuclear weapon program, recoated in vanadium to provide the temperature resistance
Reliable_Replacement_Warhead
Ministry of Defence site in Wiltshire, England
House of Commons Defence Committee. UK Parliament. 22 June 2011. p. Ev w68. Retrieved 5 February 2019. "Delivering the Blueprint" (PDF). Desider (21)
MOD_Corsham
Railway station in Horonobe, Hokkaido, Japan
Following station Horonobe W72 towards Wakkanai Sōya Main Line Local Onoppunai W68 towards Asahikawa Location Minami-Horonobe Station Location within Hokkaido
Minami-Horonobe_Station
Cuboctahedron 2|3 4 W11, U07, K12, C19 F 14=8{3}+6{4} χ=2 Octahemioctahedron 3/2 3|3 W68, U03, K08, C37 F 12=8{3}+4{6} χ=0 Cubohemioctahedron 4/3 4|3 W78, U15, K20
List of uniform polyhedra by vertex figure
List_of_uniform_polyhedra_by_vertex_figure
Public secondary education school in Cedarburg, Wisconsin, United States
Cedarburg High School Location W68 N611 Evergreen Blvd Cedarburg , Wisconsin 53012-1899 United States 43°17′52″N 87°59′45″W / 43.29791°N 87.9957°W
Cedarburg_High_School
Low-power mobile multimedia processor
Cortex-A9 1 >1200 720p BCM21663 VideoCore IV Cortex-A9 1 >1200 720p List K-Touch W68, K-Touch W70 BCM21664 VideoCore IV Cortex-A9 1 >1000 720p BCM21664T VideoCore IV
VideoCore
Africa, Sutherland: 1 (0.7%) K19 PASTIS Observatory, Banon: 1 (0.7%) W68 ATLAS Chile, Rio Hurtado: 1 (0.7%) Y00 SONEAR Observatory, Oliveira: 1
List of asteroid close approaches to Earth in 2022
List_of_asteroid_close_approaches_to_Earth_in_2022
Third leg of the Freestyle Chess Grand Slam Tour
42 Jonas Hacker (GER) 2370 1 (B154) 0 (W4) 1 (B224) ½ (W14) 1 (B127) ½ (W68) 1 (W32) ½ (B22) ½ (W39) 6 49 44 Quang Liem Le (VIE) 2729 1 (W171) 1 (B86)
Grenke_Freestyle_Chess_Open
American submarine-launched ballistic missile systems during the Cold War
Independently Targetable Reentry Vehicles). This missile carried between 10 and 14 W68 MIRV warheads, each with a yield of 50 kilotons, all capable of being independently
American naval ballistic systems
American_naval_ballistic_systems
ATLAS-HKO, Haleakala: 10 (5.3%) K88 GINOP-KHK, Piszkesteto: 9 (4.7%) W68 ATLAS Chile, Rio Hurtado: 9 (4.7%) V00 Kitt Peak-Bok: 6 (3.2%) W94 MAP
List of asteroid close approaches to Earth in 2025
List_of_asteroid_close_approaches_to_Earth_in_2025
3}\ {\pi \over 3}\ {2\pi \over 3}} Octahemioctahedron Oho V 12,E 24,F 12=8{3}+4{6} χ=0, group=Oh, [4,3], *432 3/2 3 | 3 - 3.6.3/2.6 W68, U03, K08, C37
List of uniform polyhedra by spherical triangle
List_of_uniform_polyhedra_by_spherical_triangle
Genetic trait possessed by an organism
recombination nodules in two alleles of the Drosophila meiotic mutant mei-W68". Genetics. 163 (4): 1337–56. doi:10.1093/genetics/163.4.1337. PMC 1462523
Phene
Base pairs in molecular genetics
nucleic acid structures". Nucleic Acids Research. 39 (Web Server issue): W68–W73. doi:10.1093/nar/gkr316. PMC 3125750. PMID 21558323. Lu XJ, Olson WK
Non-canonical_base_pairing
Yuria Katō 2-dan 46 W66 Nanako Wakita 1-dan 47 W67 Momoko Katō 4-dan 48 W68 Nikori Yamaguchi 1-kyū 49 W69 Hana Wada 1-kyū 50 W70 Miran Nohara 2-dan 51
Professional_shogi_player
K88 GINOP-KHK, Piszkesteto: 7 (4.8%) M22 ATLAS South Africa: 6 (4.1%) W68 ATLAS Chile: 5 (3.4%) V00 Kitt Peak-Bok: 3 (2.1%) L87 Moonbase South
List of asteroid close approaches to Earth in 2024
List_of_asteroid_close_approaches_to_Earth_in_2024
County in Iowa, United States
Route W68 shield
Clayton_County,_Iowa
(W39/YTB 506) (Glen class) HMCS Glendower (W24) (Glen class) HMCS Glendyne (W68/YTM 503) (Glen class) HMCS Gleneagle (W40) (Glen class) HMCS Glenella (W41)
List of ships of the Royal Canadian Navy
List_of_ships_of_the_Royal_Canadian_Navy
Commune in Coquimbo, Chile
Asteroid Terrestrial-impact Last Alert System (ATLAS–CHL, observatory code W68). (in Spanish) [citation needed] "National Statistics Institute" (in Spanish)
Río_Hurtado
Group of Indigenous people from Costa Rica
Museum, Harvard University; Prentice Hall, Englewood Cliffs, N.J. ISBN E61.W68.v.2 Los pueblos indígenas de Costa Rica: Historia y situación actual by the
Boruca
1995 novel by Harry Turtledove
0-345-38997-2 OCLC 30783491 Dewey Decimal 813/.54 20 LC Class PS3570.U76 W68 1995 Preceded by Worldwar: In the Balance Followed by Worldwar: Upsetting
Worldwar:_Tilting_the_Balance
Ship
were all lost. Hackman (2001), p. 321. LR (1809), Supple. pages "W", Seq. №W68. Register of Shipping (1815), Seq.№105. Hackman (2001), p. 247. LR (1816)
Welton_(1809_ship)
12,E 24,F 12=8{3}+4{6} χ=0, group=Oh, [4,3], *432 3/2 3 | 3 - 3.6.3/2.6 W68, U03, K08, C37 Cubohemioctahedron Cho V 12,E 24,F 10=6{4}+4{6} χ=−2, group=Oh
List of uniform polyhedra by Wythoff symbol
List_of_uniform_polyhedra_by_Wythoff_symbol
Railway station in Horonobe, Hokkaido, Japan
Hokkaidō, Japan. It was operated by JR Hokkaido. The station was numbered "W68". Onoppunai Station was served by the Soya Main Line, and was located 183
Onoppunai_Station
Near-Earth asteroid 2022
2022 QX4 Discovery Discovered by ATLAS (W68) Discovery date 24 August 2022 Designations Minor planet category Aten NEO risk listed Orbital characteristics
2022_QX4
Asteroids that came close to Earth in 2023
ATLAS South Africa: 5 (4.3%) W94 MAP, San Pedro de Atacama: 4 (3.4%) W68 ATLAS Chile: 3 (2.6%) L51 Gennadiy Borisov: 2 (1.7%) I41 Palomar Mountain--ZTF:
List of asteroid close approaches to Earth in 2023
List_of_asteroid_close_approaches_to_Earth_in_2023
Ship wrecked at Fish Hoek in 1821
different Waterloo. Shipwrecks of Cape Town LR (1815), Supple.pages "W", Seq.№W68. Lloyd's List (LL), №5228, Ship arrival and departure (SAD) data. LR (1820)
Waterloo (1815 Sunderland ship)
Waterloo_(1815_Sunderland_ship)
(W39/YTB 506) (Glen class) HMCS Glendower (W24) (Glen class) HMCS Glendyne (W68/YTM 503) (Glen class) HMCS Gleneagle (W40) (Glen class) HMCS Glenella (W41)
List of Royal Canadian Navy ships of the Second World War
List_of_Royal_Canadian_Navy_ships_of_the_Second_World_War
Wilma Perkins W67 Australia 2.10 m (6 ft 10+1⁄2 in) Birgitta Uppgarden W68 Sweden 1.70 m (5 ft 6+3⁄4 in) Mirtha Perez W68 Chile 1.70 m (5 ft 6+3⁄4 in)
2016 World Masters Athletics Championships Women
2016_World_Masters_Athletics_Championships_Women
State highway in Iowa, United States
Elkader Western end of Iowa 13 overlap Cass Township 273.414 440.017 CR W68 – Backbone State Park Former Iowa 410 Clayton–Delaware county line Lodomillo–Honey
Iowa_Highway_3
Type of steam locomotive
W66 66 66 66 66 66 66 066 2839 1882 W67 67 67 67 67 67 67 067 2840 1882 W68 68 68 68 68 Class G OVGS 2841 1882 W69 69 69 69 69 Class G OVGS 2842 1882
CGR 4th Class 4-6-0TT 1882 Joy
CGR_4th_Class_4-6-0TT_1882_Joy
W68
W68
W68
W68
Boy/Male
Hindu
Lord Murugan
Girl/Female
Chinese, German, Teutonic
Peaceful Ruler
Surname or Lastname
Jewish
Jewish : unexplained.English : habitational name from a place in Gloucestershire named Bitton. The place takes its name from the Boyd river, a Celtic river name of uncertain origin + Old English tūn ‘settlement’, ‘farmstead’.
Male
Russian
Variant spelling of Russian Bogatyr, BOGATIR means "hero" or "warrior."
Female
Italian
Pet form of Italian Santa, SANTUZZA means "holy."
Girl/Female
British, English, French
Love and Care to People
Biblical
Phoenicia, red; purple
Boy/Male
Arabic, Muslim
Major
Boy/Male
American, Armenian, Australian, British, English, Irish
Great
Boy/Male
Australian, Swedish
Pure
W68
W68
W68
W68
W68