| 释义 |
- Mathematics
- Astronomy
- Seismology
- Arts and media
{{wiktionary|magnitude}}Magnitude may refer to: {{tocright}}Mathematics- Euclidean vector, a quantity defined by both its magnitude and its direction
- Magnitude (mathematics), the relative size of an object
- Norm (mathematics), a term for the size or length of a vector
- Order of magnitude, the class of scale having a fixed value ratio to the preceding class
- Scalar (mathematics), a quantity defined only by its magnitude
Astronomy- Absolute magnitude, the brightness of a celestial object corrected to a standard luminosity distance
- Apparent magnitude, the calibrated apparent brightness of a celestial object
- Instrumental magnitude, the uncalibrated apparent magnitude of a celestial object
- Magnitude (astronomy), a measure of brightness and brightness differences used in astronomy
- Magnitude of eclipse or geometric magnitude, the size of the eclipsed part of the Sun during a solar eclipse or the Moon during a lunar eclipse
- Photographic magnitude, the brightness of a celestial object corrected for photographic sensitivity, symbol mpg
- Visual magnitude, the brightness of a celestial object in visible, symbol mv
Seismology- Seismic magnitude scales, the energy in an earthquake, measures include:
- Moment magnitude scale, based on seismic moment, supersedes the Richter scale
- Richter magnitude scale, the energy of an earthquake, superseded by Moment scale
- Surface wave magnitude, based on Rayleigh surface wave measurement
- Seismic intensity scales, the local severity of a quake
Arts and media- Magnitude (Community), a recurring character from the television series Community
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