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Body wave magnitude information


Body-waves consist of P-waves that are the first to arrive (see seismogram), or S-waves, or reflections of either. Body-waves travel through rock directly.[1]

  1. ^ Havskov & Ottemöller 2009, p. 17.

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Seismic magnitude scales

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given location. Magnitudes are usually determined from measurements of an earthquake's seismic waves as recorded on a seismogram. Magnitude scales vary based...

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Body wave magnitude

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of either. Body-waves travel through rock directly. The original "body-wave magnitude" – mB or mB (uppercase "B") – was developed by Gutenberg (1945b,...

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Richter scale

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especially the local magnitude ML  and the surface wave Ms  scale. In addition, the body wave magnitude, mb , and the moment magnitude, Mw , abbreviated...

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Epicentral distance

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the table below. In addition to the calculation of surface wave magnitude (Δ≤15°) body wave attenuation characteristics and better conversion relationship...

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Moment magnitude scale

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magnitude, a problem called saturation. Additional scales were developed – a surface-wave magnitude scale (Ms) by Beno Gutenberg in 1945, a body-wave...

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Magnitude

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Instrumental magnitude, the uncalibrated apparent magnitude of a celestial object Limiting magnitude, the faintest apparent magnitude of a celestial body that...

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Epicenter

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|journal= (help) William L. Ellsworth (1991). "Surface-Wave Magnitude (Ms) and Body-Wave Magnitude (mb)". USGS. Archived from the original on 2009-02-02...

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MB

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a unit of measurement in genetics Millibar, a unit of pressure Body wave magnitude (mb), a seismic scale Megabarn Mb and millibarn mb, units of cross-sectional...

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Seismic wave

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A seismic wave is a mechanical wave of acoustic energy that travels through the Earth or another planetary body. It can result from an earthquake (or...

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Tsar Bomba

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Despite being detonated 4.2 km (3 mi) above ground, its seismic body wave magnitude was estimated at 5.0–5.25. Immediately after the test, several United...

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Tsunami

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(t)suu-; from Japanese: 津波, lit. 'harbour wave', pronounced [tsɯnami]) is a series of waves in a water body caused by the displacement of a large volume...

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Beno Gutenberg

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Richter's collaborator in developing the Richter magnitude scale for measuring an earthquake's magnitude. Gutenberg was born in Darmstadt, Germany. His...

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P wave

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A P wave (primary wave or pressure wave) is one of the two main types of elastic body waves, called seismic waves in seismology. P waves travel faster...

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Seiche

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A seiche (/seɪʃ/ SAYSH) is a standing wave in an enclosed or partially enclosed body of water. Seiches and seiche-related phenomena have been observed...

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Wave

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include body waves—the primary (P waves) and secondary waves (S waves)—and surface waves, such as Rayleigh waves, Love waves, and Stoneley waves. A shock...

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2006 Pangandaran earthquake and tsunami

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on its short-period body wave magnitude. The Indonesian Meteorological, Climatological, and Geophysical Agency assigned a magnitude of 6.8, and the United...

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S wave

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types of elastic body waves, so named because they move through the body of an object, unlike surface waves. S waves are transverse waves, meaning that the...

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2012 Negros earthquake

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2012 Negros earthquake occurred on February 6 at 11:49 PST, with a body wave magnitude of 6.7 and a maximum intensity of VII (Destructive) off the coast...

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Millimeter wave scanner

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A millimeter wave scanner is a whole-body imaging device used for detecting objects concealed underneath a person’s clothing using a form of electromagnetic...

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List of earthquakes in China

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prediction in China. ML  = Richter magnitude scale Mw  = Moment magnitude mb  = Body wave magnitude Ms  = Surface wave magnitude List of disasters in China by...

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Gravity wave

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that are within the body of the water (such as between parts of different densities) are called internal waves. Wind-generated waves on the water surface...

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Earthquake

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century. Seismic waves travel through the Earth's interior and can be recorded by seismometers at great distances. The surface wave magnitude was developed...

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International Seismological Centre

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values of seismic moment or from recalculated values of surface wave or body wave magnitude, converted to Mw using empirical relationships. The IASPEI reference...

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Shock wave

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the thickness of shock waves in air have resulted in values around 200 nm (about 10−5 in), which is on the same order of magnitude as the mean free path...

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