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Decimal time

Index Decimal time

Decimal time is the representation of the time of day using units which are decimally related. [1]

82 relations: Astronomer, Biel/Bienne, Bureau des Longitudes, Capitole de Toulouse, Centimetre, Central European Time, Circumference, Claude Boniface Collignon, Clock, Coordinated Universal Time, Decimal, Decimal calendar, Decimalisation, Duodecimal, Earth, Edward Reingold, Encyclopédie, Epoch (astronomy), Epoch (reference date), Equator, Equinox, French Republican Calendar, French Revolution, Frimaire, Germinal (French Republican Calendar), Gregorian calendar, Helaine Selin, Henri Poincaré, Hexadecimal time, Hour, International Meridian Conference, International System of Units, Jean le Rond d'Alembert, Jean-Charles de Borda, John Herschel, Julian day, List of Latin phrases (N), List of unusual units of measurement, Local mean time, Marseille, Metric time, Metrication, Microsecond, Microsoft Excel, Millisecond, Minute, Myria-, Nachum Dershowitz, Nanosecond, National Convention, ..., Orbital elements, Orders of magnitude (time), Ordinal date, Palm (unit), Paris, Paris Observatory, Pierre-Simon Laplace, Radix, Second, Sexagesimal, Society of Jesus, Solar time, Standard time, Stardate, Stopwatch, Swatch, Swatch Internet Time, Switzerland, Terminator (solar), Terrestrial Time, Time, Time clock, Time standard, Toulouse, Traditional Chinese timekeeping, Tuileries Palace, Two-line element set, Universal Time, Unix time, Watch, 12-hour clock, 24-hour clock. Expand index (32 more) »

Astronomer

An astronomer is a scientist in the field of astronomy who concentrates their studies on a specific question or field outside the scope of Earth.

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Biel/Bienne

Biel/Bienne (official bilingual wording;;; Bienna, Bienna, Belna) is a town and a municipality in the Biel/Bienne administrative district in the canton of Bern in Switzerland.

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Bureau des Longitudes

The Bureau des Longitudes is a French scientific institution, founded by decree of 25 June 1795 and charged with the improvement of nautical navigation, standardisation of time-keeping, geodesy and astronomical observation.

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Capitole de Toulouse

The Capitole back side The Capitole (French for "capitol") is the heart of the municipal administration of the French city of Toulouse and its city hall.

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Centimetre

A centimetre (international spelling as used by the International Bureau of Weights and Measures; symbol cm) or centimeter (American spelling) is a unit of length in the metric system, equal to one hundredth of a metre, centi being the SI prefix for a factor of.

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Central European Time

Central European Time (CET), used in most parts of Europe and a few North African countries, is a standard time which is 1 hour ahead of Coordinated Universal Time (UTC).

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Circumference

In geometry, the circumference (from Latin circumferentia, meaning "carrying around") of a circle is the (linear) distance around it.

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Claude Boniface Collignon

Claude Boniface Collignon (died 1819) was a French attorney who contributed to scientific and social reforms in the time of the French Revolution.

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Clock

A clock is an instrument to measure, keep, and indicate time.

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Coordinated Universal Time

No description.

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Decimal

The decimal numeral system (also called base-ten positional numeral system, and occasionally called denary) is the standard system for denoting integer and non-integer numbers.

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Decimal calendar

A decimal calendar is a calendar which includes units of time based on the decimal system.

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Decimalisation

Decimalisation is the process of converting a currency from its previous non-decimal denominations to a decimal system (i.e., a system based on one basic unit of currency and one or more sub-units, such that the number of sub-units in one basic unit is a power of 10, most commonly 100).

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Duodecimal

The duodecimal system (also known as base 12 or dozenal) is a positional notation numeral system using twelve as its base.

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Earth

Earth is the third planet from the Sun and the only astronomical object known to harbor life.

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Edward Reingold

Edward M. Reingold (born 1945) is a computer scientist active in the fields of algorithms, data structures, graph drawing, and calendrical calculations.

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Encyclopédie

Encyclopédie, ou dictionnaire raisonné des sciences, des arts et des métiers (English: Encyclopedia, or a Systematic Dictionary of the Sciences, Arts, and Crafts), better known as Encyclopédie, was a general encyclopedia published in France between 1751 and 1772, with later supplements, revised editions, and translations.

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Epoch (astronomy)

In astronomy, an epoch is a moment in time used as a reference point for some time-varying astronomical quantity, such as the celestial coordinates or elliptical orbital elements of a celestial body, because these are subject to perturbations and vary with time.

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Epoch (reference date)

In the fields of chronology and periodization, an epoch is an instant in time chosen as the origin of a particular era.

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Equator

An equator of a rotating spheroid (such as a planet) is its zeroth circle of latitude (parallel).

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Equinox

An equinox is commonly regarded as the moment the plane (extended indefinitely in all directions) of Earth's equator passes through the center of the Sun, which occurs twice each year, around 20 March and 22-23 September.

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French Republican Calendar

The French Republican Calendar (calendrier républicain français), also commonly called the French Revolutionary Calendar (calendrier révolutionnaire français), was a calendar created and implemented during the French Revolution, and used by the French government for about 12 years from late 1793 to 1805, and for 18 days by the Paris Commune in 1871.

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French Revolution

The French Revolution (Révolution française) was a period of far-reaching social and political upheaval in France and its colonies that lasted from 1789 until 1799.

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Frimaire

Frimaire was the third month in the French Republican Calendar.

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Germinal (French Republican Calendar)

Germinal was the seventh month in the French Republican Calendar.

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Gregorian calendar

The Gregorian calendar is the most widely used civil calendar in the world.

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Helaine Selin

Helaine Selin (born 1946) is an American librarian, author and the editor of several bestselling books.

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Henri Poincaré

Jules Henri Poincaré (29 April 1854 – 17 July 1912) was a French mathematician, theoretical physicist, engineer, and philosopher of science.

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Hexadecimal time

Hexadecimal time is the representation of the time of day as a hexadecimal number in the interval.

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Hour

An hour (symbol: h; also abbreviated hr.) is a unit of time conventionally reckoned as of a day and scientifically reckoned as 3,599–3,601 seconds, depending on conditions.

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International Meridian Conference

The International Meridian Conference was a conference held in October 1884 in Washington, D.C., in the United States, to determine a prime meridian for international use.

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International System of Units

The International System of Units (SI, abbreviated from the French Système international (d'unités)) is the modern form of the metric system, and is the most widely used system of measurement.

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Jean le Rond d'Alembert

Jean-Baptiste le Rond d'Alembert (16 November 1717 – 29 October 1783) was a French mathematician, mechanician, physicist, philosopher, and music theorist.

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Jean-Charles de Borda

Jean-Charles, chevalier de Borda (4 May 1733 – 19 February 1799) was a French mathematician, physicist, political scientist, and sailor.

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John Herschel

Sir John Frederick William Herschel, 1st Baronet (7 March 1792 – 11 May 1871) was an English polymath, mathematician, astronomer, chemist, inventor, experimental photographer who invented the blueprint, and did botanical work.

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Julian day

Julian day is the continuous count of days since the beginning of the Julian Period and is used primarily by astronomers.

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List of Latin phrases (N)

Additional references.

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List of unusual units of measurement

An unusual unit of measurement is a unit of measurement that does not form part of a coherent system of measurement; especially in that its exact quantity may not be well known or that it may be an inconvenient multiple or fraction of base units in such systems.

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Local mean time

Local mean time is a form of solar time that corrects the variations of local apparent time, forming a uniform time scale at a specific longitude.

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Marseille

Marseille (Provençal: Marselha), is the second-largest city of France and the largest city of the Provence historical region.

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Metric time

Metric time is the measure of time interval using the metric system, which defines the second as the base unit of time, and multiple and submultiple units formed with metric prefixes, such as kiloseconds and milliseconds.

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Metrication

Metrication or metrification is conversion to the metric system of units of measurement.

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Microsecond

A microsecond is an SI unit of time equal to one millionth (0.000001 or 10−6 or 1/1,000,000) of a second.

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Microsoft Excel

Microsoft Excel is a spreadsheet developed by Microsoft for Windows, macOS, Android and iOS.

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Millisecond

A millisecond (from milli- and second; symbol: ms) is a thousandth (0.001 or 10−3 or 1/1000) of a second.

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Minute

The minute is a unit of time or angle.

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Myria-

Myria- (symbol my) is a now obsolete decimal metric prefix denoting a factor of 104 (ten thousand).

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Nachum Dershowitz

Nachum Dershowitz is an Israeli computer scientist, known e.g. for the Dershowitz–Manna ordering used to prove termination of term rewrite systems.

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Nanosecond

A nanosecond (ns) is an SI unit of time equal to one thousand-millionth of a second (or one billionth of a second), that is, 1/1,000,000,000 of a second, or 10 seconds.

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National Convention

The National Convention (Convention nationale) was the first government of the French Revolution, following the two-year National Constituent Assembly and the one-year Legislative Assembly.

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Orbital elements

Orbital elements are the parameters required to uniquely identify a specific orbit.

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Orders of magnitude (time)

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 or a million years.

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Ordinal date

An ordinal date is a calendar date typically consisting of a year and a day of year ranging between 1 and 366 (starting on January 1), though year may sometimes be omitted.

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Palm (unit)

The palm is an obsolete anthropic unit of length, originally based on the width of the human palm and then variously standardized.

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Paris

Paris is the capital and most populous city of France, with an area of and a population of 2,206,488.

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Paris Observatory

The Paris Observatory (Observatoire de Paris or Observatoire de Paris-Meudon), a research institution of PSL Research University, is the foremost astronomical observatory of France, and one of the largest astronomical centres in the world.

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Pierre-Simon Laplace

Pierre-Simon, marquis de Laplace (23 March 1749 – 5 March 1827) was a French scholar whose work was important to the development of mathematics, statistics, physics and astronomy.

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Radix

In mathematical numeral systems, the radix or base is the number of unique digits, including zero, used to represent numbers in a positional numeral system.

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Second

The second is the SI base unit of time, commonly understood and historically defined as 1/86,400 of a day – this factor derived from the division of the day first into 24 hours, then to 60 minutes and finally to 60 seconds each.

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Sexagesimal

Sexagesimal (base 60) is a numeral system with sixty as its base.

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Society of Jesus

The Society of Jesus (SJ – from Societas Iesu) is a scholarly religious congregation of the Catholic Church which originated in sixteenth-century Spain.

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Solar time

Solar time is a calculation of the passage of time based on the position of the Sun in the sky.

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Standard time

Standard time is the synchronization of clocks within a geographical area or region to a single time standard, rather than using solar time or a locally chosen meridian (longitude) to establish a local mean time standard.

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Stardate

A stardate is a fictional system of time measurement developed for the television and film series Star Trek.

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Stopwatch

A stopwatch is a handheld timepiece designed to measure the amount of time elapsed from a particular time when it is activated to the time when the piece is deactivated.

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Swatch

Swatch (stylized as swatch) is a Swiss watchmaker founded in 1983 by Nicolas Hayek and a subsidiary of The Swatch Group.

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Swatch Internet Time

Swatch Internet Time (or beat time) is a decimal time concept introduced in 1998 by the Swatch corporation as part of their marketing campaign for their line of "Beat" watches.

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Switzerland

Switzerland, officially the Swiss Confederation, is a sovereign state in Europe.

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Terminator (solar)

A terminator or twilight zone is a moving line that divides the daylit side and the dark night side of a planetary body.

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Terrestrial Time

Terrestrial Time (TT) is a modern astronomical time standard defined by the International Astronomical Union, primarily for time-measurements of astronomical observations made from the surface of Earth.

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Time

Time is the indefinite continued progress of existence and events that occur in apparently irreversible succession from the past through the present to the future.

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Time clock

A time clock, sometimes known as a clock card machine or punch clock or time recorder, is a recording clock used at places of business to record the hours worked by employees.

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Time standard

A time standard is a specification for measuring time: either the rate at which time passes; or points in time; or both.

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Toulouse

Toulouse (Tolosa, Tolosa) is the capital of the French department of Haute-Garonne and of the region of Occitanie.

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Traditional Chinese timekeeping

The traditional Chinese time systems refers to the time standards for divisions of the day used in China until the introduction of the Shixian calendar at the beginning of the Qing dynasty.

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Tuileries Palace

The Tuileries Palace (Palais des Tuileries) was a royal and imperial palace in Paris which stood on the right bank of the River Seine.

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Two-line element set

A two-line element set (TLE) is a data format encoding a list of orbital elements of an Earth-orbiting object for a given point in time, the epoch.

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Universal Time

Universal Time (UT) is a time standard based on Earth's rotation.

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Unix time

Unix time (also known as POSIX time or UNIX Epoch time) is a system for describing a point in time, defined as the number of seconds that have elapsed since 00:00:00 Coordinated Universal Time (UTC), Thursday, 1 January 1970,.

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Watch

A watch is a timepiece intended to be carried or worn by a person.

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12-hour clock

The 12-hour clock is a time convention in which the 24 hours of the day are divided into two periods: "The use of AM or PM to designate either noon or midnight can cause ambiguity.

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24-hour clock

The 24-hour clock is the convention of time keeping in which the day runs from midnight to midnight and is divided into 24 hours, indicated by the hours passed since midnight, from 0 to 23.

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Redirects here:

10-hour clock, Decasecond, Decimal Time, Decimal clock, Decimal hour, Decimal hours, Decimalization of time of day, Fractional day, French Revolutionary Time, Metric hour, Sekants Time.

References

[1] https://en.wikipedia.org/wiki/Decimal_time

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