KnowraPersian calendarLinked fromLinked fromThe 7 pages that link to Persian calendar, each with the reason it gives.All 7Broader topic 1Related 4Compared with 2Gregorian calendarCompared with: It anchors the year directly to the equinox rather than using Gregorian month boundaries.Islamic calendarCompared with: Its solar structure keeps seasonal dates stable, unlike Islamic lunar dates.Tropical yearBroader topic: Its New Year is tied directly to the equinox defining the seasonal cycle.NowruzRelated: Its year begins at the equinox that defines Nowruz.Leap yearRelated: Its seasonal alignment depends on leap-year rules distinct from the Gregorian pattern.March equinoxRelated: Its New Year is directly anchored to the equinox rather than a fixed date.Yazdegerd IIIRelated: Yazdegerd's accession became an epoch for dating in later Iranian traditions.