Roman calendar

GPTKB entity

Properties (41)
Predicate Object
gptkbp:instanceOf calendar system
gptkbp:academic_calendar gptkb:Roman_Republic
gptkb:Roman_Empire
gptkbp:associatedWith Roman_religion
Roman_festivals
gptkbp:composedOf 10 months
gptkbp:debutYear Martius
gptkbp:developedBy lunar calendar
gptkbp:establishedIn 753 BC
gptkbp:events lunar-solar calendar
gptkbp:examinationType gptkb:Julian_calendar
gptkbp:historicalSignificance foundation_of_Roman_timekeeping
https://www.w3.org/2000/01/rdf-schema#label Roman calendar
gptkbp:includes gptkb:Sextilis
December
November
October
September
yes
Aprilis
Iunius
Maius
Martius
Quintilis
gptkbp:influenced modern calendars
gptkbp:influencedBy Greek_calendar
gptkbp:introduced yes
gptkbp:isInformedBy gptkb:Julian_calendar
gptkbp:isOftenAccompaniedBy gods and festivals
gptkbp:knownFor idiosyncratic month lengths
gptkbp:notableEvent Numa Pompilius reform
gptkbp:notableFeature addition of January and February
variable month lengths
gptkbp:originalPurpose 304 days
gptkbp:previouslyKnownAs 365 days
gptkbp:replacedBy gptkb:Gregorian_calendar
gptkbp:usedBy gptkb:ancient_Romans
gptkbp:usedFor civil purposes
gptkbp:usedIn agriculture
gptkbp:uses 45 BC
gptkbp:year December