Look up magnitude in Wiktionary, the free dictionary. Magnitude may refer to: Euclidean vector, a quantity defined by both its magnitude and its direction...

Apparent magnitude (m) is a measure of the brightness of a star, astronomical object or other celestial objects like artificial satellites. Its value...

an object, the lower its magnitude number. An object's absolute magnitude is defined to be equal to the apparent magnitude that the object would have...

Order of magnitude is a concept used to discuss the scale of numbers in relation to one another. Two numbers are "within an order of magnitude" of each...

Seismic magnitude scales are used to describe the overall strength or "size" of an earthquake. These are distinguished from seismic intensity scales that...

The Richter scale (/ˈrɪktər/), also called the Richter magnitude scale, Richter's magnitude scale, and the Gutenberg–Richter scale, is a measure of the...

astronomy, magnitude is a measure of the brightness of an object, usually in a defined passband. An imprecise but systematic determination of the magnitude of...

In mathematics, the magnitude or size of a mathematical object is a property which determines whether the object is larger or smaller than other objects...

The moment magnitude scale (MMS; denoted explicitly with M or Mw  or Mwg, and generally implied with use of a single M for magnitude) is a measure of...

To help compare different orders of magnitude, the following lists describe various mass levels between 10−67 kg and 1052 kg. The least massive thing...

extending the binary numeral system to represent signed numbers are: sign–magnitude, ones' complement, two's complement, and offset binary. Some of the alternative...

than a 5.0 magnitude earthquake and a 7.0 magnitude earthquake releases 1,000 times more energy than a 5.0 magnitude earthquake. An 8.6-magnitude earthquake...

7th Magnitude (French: Septième magnitude) is a record label founded by French record producer Matthieu "Skread" Le Carpentier and co-founder Abdoulaye...

ordinary human activity takes place at temperatures of this order of magnitude. Circumstances where water naturally occurs in liquid form are shown in...

In astronomy, limiting magnitude is the faintest apparent magnitude of a celestial body that is detectable or detected by a given instrument. In some cases...

arranged by their apparent magnitude – their brightness as observed from Earth. It includes all stars brighter than magnitude +2.50 in visible light, measured...

In an earthquake catalog, the magnitude of completeness (Mc) is the minimum magnitude above which all earthquakes within a certain region are reliably...

The AB magnitude system is an astronomical magnitude system. Unlike many other magnitude systems, it is based on flux measurements that are calibrated...

The magnitude of eclipse is the fraction of the angular diameter of a celestial body being eclipsed. This applies to all celestial eclipses. The magnitude...

their magnitudes, with the negative decades illustrated by events and positive decades by acoustic or electromagnetic uses. Hertz Orders of magnitude (rotational...

An order of magnitude of time is usually a decimal prefix or decimal order-of-magnitude quantity together with a base unit of time, like a microsecond...

First-magnitude stars are the brightest stars in the night sky, with apparent magnitudes lower (i.e. brighter) than +1.50. Hipparchus, in the 1st century...

This list compares various energies in joules (J), organized by order of magnitude. The joule is named after James Prescott Joule. As with every SI unit...

following are examples of orders of magnitude for different lengths. To help compare different orders of magnitude, the following list describes various...

response of a system. It is usually a combination of a Bode magnitude plot, expressing the magnitude (usually in decibels) of the frequency response, and a...

of both illuminance and luminance by orders of magnitude. To help compare different orders of magnitude, the following list describes various source in...

labelled list of the SI area orders of magnitude, with certain examples appended to some list objects. Orders of magnitude List of political and geographic...

of magnitude (acceleration) Orders of magnitude (angular momentum) Orders of magnitude (area) Orders of magnitude (bit rate) Orders of magnitude (charge)...

Ireland, voting districts are called local electoral areas. District magnitude is a term invented by the American political scientist Douglas W. Rae...

Photographic magnitude (mph or mp ) is a measure of the relative brightness of a star or other astronomical object as imaged on a photographic film emulsion...