Statements (23)
| Predicate | Object |
|---|---|
| gptkbp:instanceOf |
gptkb:event
|
| gptkbp:basedOn |
solar year
|
| gptkbp:contrastsWith |
lunar calendars
lunisolar calendars |
| gptkbp:feature |
fixed number of days in a year
leap years to adjust for fractional days |
| gptkbp:influencedBy |
astronomical observations
|
| gptkbp:measures |
gptkb:tropical_year
vernal equinox year |
| gptkbp:originatedIn |
gptkb:ancient_Egypt
|
| gptkbp:relatedTo |
gptkb:solar_cycle
equinoxes and solstices |
| gptkbp:usedBy |
gptkb:Gregorian_calendar
gptkb:Julian_calendar gptkb:Indian_national_calendar gptkb:Coptic_calendar gptkb:Persian_calendar |
| gptkbp:usedFor |
civil purposes
agricultural planning tracking seasons |
| gptkbp:bfsParent |
gptkb:Summer_Solstice
|
| gptkbp:bfsLayer |
6
|
| https://www.w3.org/2000/01/rdf-schema#label |
solar calendars
|