• A hypocenter or hypocentre (from Ancient Greek ὑπόκεντρον (hupókentron) 'below the center'), also called ground zero or surface zero, is the point on the...
    13 KB (1,396 words) - 14:40, 11 May 2025
  • Thumbnail for Deep-focus earthquake
    seismology (also called a plutonic earthquake) is an earthquake with a hypocenter depth exceeding 300 km. They occur almost exclusively at convergent boundaries...
    19 KB (2,212 words) - 08:48, 11 May 2025
  • Thumbnail for Epicenter
    epicentrum in seismology is the point on the Earth's surface directly above a hypocenter or focus, the point where an earthquake or an underground explosion originates...
    13 KB (1,421 words) - 04:21, 24 April 2025
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    and nuclear weapons testing. The initial point of rupture is called the hypocenter or focus, while the ground level directly above it is the epicenter. Earthquakes...
    79 KB (8,579 words) - 10:17, 27 May 2025
  • Thumbnail for Seismic wave
    observatory, their different travel times help scientists locate the quake's hypocenter. In geophysics, the refraction or reflection of seismic waves is used...
    21 KB (2,383 words) - 16:31, 3 July 2025
  • Thumbnail for Atomic bombings of Hiroshima and Nagasaki
    Genbaku (A-bomb) dome, which was only 150 m (490 ft) from ground zero (the hypocenter). The ruin was named Hiroshima Peace Memorial and was made a UNESCO World...
    224 KB (25,815 words) - 02:02, 2 July 2025
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    digestive organs. Adjacent to the Shima Hospital is a monument marking the hypocenter of the atomic blast, which is located about a five-minute walk away from...
    9 KB (1,015 words) - 17:58, 14 April 2025
  • Thumbnail for Totskoye nuclear exercise
    weapons. An army of 45,000 soldiers marched through the area around the hypocenter soon after the nuclear blast. The exercise was conducted on September...
    13 KB (1,447 words) - 16:42, 12 May 2025
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    categories: within a few kilometers of the hypocenters of the bombs; within 2 km (1.2 mi) of the hypocenters within two weeks of the bombings; exposed...
    45 KB (4,622 words) - 05:26, 12 June 2025
  • of the experimental field with a radius of 2–3 km (1.2–1.9 mi) in the hypocenter area was no more than 1 milliroentgen / hour. The testers appeared at...
    64 KB (7,365 words) - 09:19, 28 June 2025
  • Volcanism Induced seismicity Characteristics Epicenter Epicentral distance Hypocenter Shadow zone Seismic waves P wave S wave Measurement Seismometer Seismic...
    47 KB (5,981 words) - 19:39, 12 June 2025
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    Volcanism Induced seismicity Characteristics Epicenter Epicentral distance Hypocenter Shadow zone Seismic waves P wave S wave Measurement Seismometer Seismic...
    67 KB (7,769 words) - 18:19, 28 June 2025
  • conversation with Michael Crosby, the Protagonist realizes it is a nuclear hypocenter detonated on the 14th in Sator's hometown, the Russian closed city of...
    141 KB (11,121 words) - 15:05, 3 July 2025
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    Hiroshima were much higher, as Hiroshima was on flat terrain, while the hypocenter of Nagasaki lay in a small valley. According to figures published in 1945...
    61 KB (7,854 words) - 06:45, 3 July 2025
  • Thumbnail for Hibakujumoku
    kilometres from the hypocenter was about 40 times greater than that from the Sun. The initial radiation level at the hypocenter was approximately 240...
    9 KB (678 words) - 06:50, 9 April 2025
  • Thumbnail for Nagasaki
    Memorial Hall for the Atomic Bomb Victims Nagasaki Peace Park Atomic Bomb Hypocenter (located near the Peace Park) Nagasaki Peace Pagoda Nagasaki Penguin Aquarium...
    53 KB (4,878 words) - 22:49, 21 June 2025
  • Thumbnail for Nagasaki Atomic Bomb Museum
    the museum is a history of the city before the bomb was dropped. The hypocenter of the explosion was the Urakami district, which was a traditionally rustic...
    13 KB (1,624 words) - 16:38, 1 July 2025
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    2004). "Seismicity of the Southern Great Lakes: Revised Earthquake Hypocenters and Possible Tectonic Controls". Bulletin of the Seismological Society...
    236 KB (19,021 words) - 15:46, 3 July 2025
  • point in Wiktionary, the free dictionary. Zero point may refer to: The hypocenter of a nuclear explosion Origin (mathematics), a fixed point of reference...
    1 KB (218 words) - 10:05, 20 November 2024
  • the location of the hypocenter was just an approximation, and estimations differ. A recent study estimated that the hypocenter was located near 28.90°E...
    6 KB (605 words) - 16:26, 22 January 2025
  • Thumbnail for Hiroshima Castle
    and a willow at approximately 740 m from the hypocenter, and a holly approximately 935 m from the hypocenter. Both specimens are preserved just beyond the...
    13 KB (1,195 words) - 11:24, 26 June 2025
  • themselves influenced by factors such as distance to and depth of the hypocenter (focus), local soil conditions, and nature of the geology in between,...
    46 KB (4,710 words) - 03:28, 3 July 2025
  • Volcanism Induced seismicity Characteristics Epicenter Epicentral distance Hypocenter Shadow zone Seismic waves P wave S wave Measurement Seismometer Seismic...
    21 KB (2,216 words) - 06:48, 28 June 2025
  • Thumbnail for Operation Plumbbob
    placed in pens behind large sheets of glass at measured distances from the hypocenter to test the effects of flying debris on living targets. Studies were conducted...
    38 KB (1,916 words) - 20:02, 9 June 2025
  • Volcanism Induced seismicity Characteristics Epicenter Epicentral distance Hypocenter Shadow zone Seismic waves P wave S wave Measurement Seismometer Seismic...
    30 KB (3,378 words) - 08:48, 25 May 2025
  • Thumbnail for Seismology
    Volcanism Induced seismicity Characteristics Epicenter Epicentral distance Hypocenter Shadow zone Seismic waves P wave S wave Measurement Seismometer Seismic...
    36 KB (4,116 words) - 23:01, 4 May 2025
  • Thumbnail for Fat Man
    Hypocenter of Fat Man Atomic bomb in Nagasaki...
    48 KB (5,889 words) - 09:11, 3 May 2025
  • physician. He was the first director of Shima Hospital, located at the hypocenter of the atomic bombing of Hiroshima. He is known as the "father of the...
    10 KB (1,170 words) - 15:41, 27 June 2025
  • and slightly to the right of the Dome is Shima Hospital, which was the hypocenter (ground zero) of the atomic blast. Nagasaki Atomic Bomb Victims Memorial...
    6 KB (852 words) - 22:50, 19 June 2025
  • Thumbnail for 2011 Tōhoku earthquake and tsunami
    amplitude as input, failure to fully take into account the area of the hypocenter, and the initial amplitude of the earthquake being less than that which...
    236 KB (22,442 words) - 02:28, 8 June 2025