Gregorian calendar (Western churches)

E4645
calendar system civil calendar solar calendar

The Gregorian calendar (Western churches) is the internationally used solar dating system introduced in 1582 that most Western Christian churches follow for determining liturgical dates and feasts.

Jump to: Surface forms Statements Referenced by

Observed surface forms (9)

Surface form Occurrences
Gregorian calendar 71
Gregorian calendar reform 4
Gregorian 1

Statements (40)

Predicate Object
instanceOf calendar system ⓘ
civil calendar ⓘ
solar calendar ⓘ
adoptedAsStandardBy most countries of the world ⓘ
adoptedGraduallyBy Europe ⓘ
surface form: European states
aligns feast of Christmas with December 25 in civil calendar ⓘ
basedOn tropical year ⓘ
contrastedWith Julian calendar ⓘ
surface form: Julian calendar (Eastern churches)

Revised Julian calendar ⓘ
corrects drift of the date of the vernal equinox ⓘ
follows solar year ⓘ
governs cycle of movable feasts in Western churches ⓘ
hasAverageYearLength 365.2425 days ⓘ
hasCalendarType proleptic extension for earlier dates ⓘ
hasDayCountCommonYear 365 ⓘ
hasDayCountLeapYear 366 ⓘ
hasDesignGoal keep vernal equinox near March 21 ⓘ
hasEpoch Anno Domini era ⓘ
hasMonthCount 12 ⓘ
hasType reform of the Julian calendar ⓘ
hasWeekLength 7 days ⓘ
implementedBy papal bull Inter gravissimas ⓘ
influences secular holidays in Western countries ⓘ
introducedBy Pope Gregory XIII ⓘ
introducedInYear 1582 ⓘ
moreAccurateThan Julian calendar ⓘ
recognizedAs de facto international standard calendar ⓘ
replaced Julian calendar ⓘ
usedBy Roman Catholicism ⓘ
surface form: Roman Catholic Church

Western Christianity ⓘ
surface form: Western Christian churches

most Protestant churches ⓘ
usedFor civil date reckoning worldwide ⓘ
dating Easter in Western churches ⓘ
dating Western Christian liturgical calendar ⓘ
determining Christian feasts ⓘ
determining liturgical dates ⓘ
usedIn Western liturgical books ⓘ
usedToCompute date of Easter in Western Christianity ⓘ
usesLeapYearException century years are not leap years unless divisible by 400 ⓘ
usesLeapYearRule every 4th year is a leap year ⓘ

Referenced by (83)

Full triples — surface form annotated when it differs from this entity's canonical label.

New Year’s Eve → associatedWith → Gregorian calendar (Western churches) ⓘ
this entity surface form: Gregorian calendar
Statehood Day of Serbia → basedOnCalendar → Gregorian calendar (Western churches) ⓘ
this entity surface form: Gregorian calendar
Tennō Tanjōbi → belongsToCalendar → Gregorian calendar (Western churches) ⓘ
this entity surface form: Gregorian calendar
Ash Wednesday → calendar → Gregorian calendar (Western churches) ⓘ
this entity surface form: Gregorian calendar
Bloody Sunday (1905) → calendar → Gregorian calendar (Western churches) ⓘ
this entity surface form: Gregorian calendar
Christmas Eve → calendar → Gregorian calendar (Western churches) ⓘ
this entity surface form: Gregorian calendar
Dia da Liberdade → calendar → Gregorian calendar (Western churches) ⓘ
this entity surface form: Gregorian calendar
Double Ten Day → calendar → Gregorian calendar (Western churches) ⓘ
this entity surface form: Gregorian calendar
Easter Monday → calendar → Gregorian calendar (Western churches) ⓘ
this entity surface form: Gregorian calendar
Execution of Louis XVI → calendar → Gregorian calendar (Western churches) ⓘ
this entity surface form: Gregorian calendar
Good Friday → calendar → Gregorian calendar (Western churches) ⓘ
this entity surface form: Gregorian calendar
Independence Day of Ukraine → calendar → Gregorian calendar (Western churches) ⓘ
this entity surface form: Gregorian calendar
Maronite Christianity → calendar → Gregorian calendar (Western churches) ⓘ
this entity surface form: Gregorian calendar
Slovak Republic Day → calendar → Gregorian calendar (Western churches) ⓘ
this entity surface form: Gregorian calendar
Byzantine Rite → calendarSystem → Gregorian calendar (Western churches) ⓘ
this entity surface form: Gregorian calendar (in some churches)
Cinco de Mayo → calendarSystem → Gregorian calendar (Western churches) ⓘ
this entity surface form: Gregorian calendar
Day of Reconciliation → calendarSystem → Gregorian calendar (Western churches) ⓘ
this entity surface form: Gregorian calendar
Easter → calendarSystem → Gregorian calendar (Western churches) ⓘ
Great Feast in Eastern Christianity → calendarSystem → Gregorian calendar (Western churches) ⓘ
this entity surface form: Gregorian calendar
Labor Day weekend → calendarSystem → Gregorian calendar (Western churches) ⓘ
this entity surface form: Gregorian calendar
National Foundation Day → calendarSystem → Gregorian calendar (Western churches) ⓘ
this entity surface form: Gregorian calendar
Reformation Day → calendarSystem → Gregorian calendar (Western churches) ⓘ
this entity surface form: Gregorian calendar
Sunday → calendarSystem → Gregorian calendar (Western churches) ⓘ
this entity surface form: Gregorian calendar
Republic Day → calendarUsed → Gregorian calendar (Western churches) ⓘ
subject surface form: Republic Day (Iraq)
this entity surface form: Gregorian calendar
Burmese calendar → coexistsWith → Gregorian calendar (Western churches) ⓘ
this entity surface form: Gregorian calendar
Hebrew calendar → coexistsWith → Gregorian calendar (Western churches) ⓘ
this entity surface form: Gregorian calendar
Revised Julian calendar → designedToAlignWith → Gregorian calendar (Western churches) ⓘ
this entity surface form: Gregorian calendar
Anno Mundi → distinguishedFrom → Gregorian calendar (Western churches) ⓘ
this entity surface form: Gregorian calendar era
Antiochian Orthodox Church → followsCalendar → Gregorian calendar (Western churches) ⓘ
this entity surface form: Gregorian calendar (in some jurisdictions)
Army Day → followsCalendar → Gregorian calendar (Western churches) ⓘ
this entity surface form: Gregorian calendar
Decree on Land → followsCalendar → Gregorian calendar (Western churches) ⓘ
this entity surface form: New Style (Gregorian calendar)
Independence Day → followsCalendar → Gregorian calendar (Western churches) ⓘ
subject surface form: Independence Day (Dominican Republic)
this entity surface form: Gregorian calendar
International Workers’ Day → followsCalendar → Gregorian calendar (Western churches) ⓘ
this entity surface form: Gregorian calendar
National Day of Catalonia → followsCalendar → Gregorian calendar (Western churches) ⓘ
this entity surface form: Gregorian calendar
Saint Nicholas Day → followsCalendar → Gregorian calendar (Western churches) ⓘ
this entity surface form: Gregorian calendar
Capodanno (Italian) → hasCalendarType → Gregorian calendar (Western churches) ⓘ
subject surface form: Capodanno
this entity surface form: Gregorian calendar
Pope Gregory XIII → implementedReform → Gregorian calendar (Western churches) ⓘ
this entity surface form: Gregorian calendar
Julian calendar → influenced → Gregorian calendar (Western churches) ⓘ
this entity surface form: Gregorian calendar reform
papal bull Inter gravissimas → mainTopic → Gregorian calendar (Western churches) ⓘ
subject surface form: Inter gravissimas
this entity surface form: Gregorian calendar reform
Pope Gregory XIII → notableWork → Gregorian calendar (Western churches) ⓘ
this entity surface form: Gregorian calendar reform
Feast of the Transfiguration of Our Lord → observedIn → Gregorian calendar (Western churches) ⓘ
this entity surface form: Gregorian calendar
April → partOf → Gregorian calendar (Western churches) ⓘ
this entity surface form: Gregorian calendar
December → partOf → Gregorian calendar (Western churches) ⓘ
this entity surface form: Gregorian calendar
June → partOf → Gregorian calendar (Western churches) ⓘ
this entity surface form: Gregorian calendar
November → partOf → Gregorian calendar (Western churches) ⓘ
this entity surface form: Gregorian calendar
September → partOf → Gregorian calendar (Western churches) ⓘ
this entity surface form: Gregorian calendar
The Sleeping Beauty by Pyotr Ilyich Tchaikovsky → premiereCalendar → Gregorian calendar (Western churches) ⓘ
subject surface form: The Sleeping Beauty
this entity surface form: Gregorian
Common Era → relatedConcept → Gregorian calendar (Western churches) ⓘ
this entity surface form: Gregorian calendar reform
Israeli civil calendar → relatedTo → Gregorian calendar (Western churches) ⓘ
this entity surface form: Gregorian calendar
French Republican Calendar → replaced → Gregorian calendar (Western churches) ⓘ
this entity surface form: Gregorian calendar