The Julian Calendar

GPTKB entity

Statements (54)
Predicate Object
gptkbp:instance_of gptkb:Christian_liturgy
gptkbp:based_on solar year
gptkbp:calendar_reform Gregorian reform
gptkbp:created_by gptkb:Julius_Caesar
gptkbp:cultural_impact influenced Western calendars
gptkbp:cultural_significance Roman festivals
gptkbp:current_use historical studies
gptkbp:divisions gptkb:months
gptkbp:error_in_calculation drift of 11 minutes per year
gptkbp:events solar calendar
gptkbp:february_length 28 or 29 days
gptkbp:has_leap_year gptkb:true
gptkbp:historical_context gptkb:Roman_Empire
gptkbp:historical_documentation Julian calendar reform documents
gptkbp:historical_impact timekeeping systems
gptkbp:historical_period Roman history
gptkbp:historical_significance some religious observances
reform of Roman calendar
https://www.w3.org/2000/01/rdf-schema#label The Julian Calendar
gptkbp:influenced_by Egyptian calendar
gptkbp:introduced_in 45 BC
gptkbp:is_a_basis_for gptkb:astronomy
gptkbp:is_adopted_by gptkb:Eastern_Orthodox_Church
gptkbp:is_compared_to gptkb:Gregorian_Calendar
gptkbp:last_major_use until 1582
gptkbp:last_month gptkb:December
gptkbp:leap_year_cycle 4 years
gptkbp:legacy calendar systems
gptkbp:length_of_year 365.25 days
gptkbp:month_count gptkb:12
gptkbp:month_length 30 or 31 days
gptkbp:notable_changes introduction of leap year
gptkbp:notable_event gptkb:Council_of_Nicaea
gptkbp:notable_feature fixed length of months
gptkbp:notable_figures gptkb:astronomy
gptkbp:originated_in from Julian to Gregorian
gptkbp:release_date gptkb:April
gptkb:August
gptkb:December
gptkb:February
gptkb:June
gptkb:May
gptkb:November
gptkb:October
gptkb:March
January
July
September
gptkbp:replaced_by gptkb:Gregorian_Calendar
gptkbp:research gptkb:astronomy
gptkbp:used_by gptkb:Roman_Empire
gptkbp:used_in some countries today
gptkbp:bfsParent gptkb:Cleopatra_VII
gptkbp:bfsLayer 5