Calendars and Eras
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Israel in Time (2027), CAL-001, p. 46, israelnowlej.com/cal-001
Short address: israelnowlej.com/cal-001
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ISRAEL IN TIME CALENDARS
Reference Calendars and Eras
How the dates in this book are counted, and the names historians give to the periods.
Every date in this book is given in the Common Era, with BCE for the years before it. The numbering is the same as BC and AD, with no year zero, so 1 BCE is followed directly by 1 CE. The letter c. means circa, or about. Dates before 1000 BCE are traditional or approximate, and scholars often differ by a few years on the reigns of kings.
Three ways of counting years
CALENDAR HOW IT WORKS YEAR IN 2027
Gregorian Solar. Introduced in 1582 and used in Israel for civil life alongside the Hebrew calendar. 2027
Hebrew Lunisolar, with months that follow the moon and a leap month added seven times every 19 years. Years are counted from the traditional date of creation, which falls in 3761 BCE. The year begins in autumn, in the month of Tishrei.
5787, then 5788 from autumn
Islamic (Hijri) Purely lunar, about 11 days shorter than the solar year. Years are counted from the Hijra of 622 CE. It
dates events under the caliphs, Mamluks and Ottomans.
1448 to 1449
Julian The older solar calendar, 12 to 13 days behind the Gregorian one in the modern era. Russian and Orthodox sources used it until 1918, so a pogrom or an arrival may carry two dates.
none
The twelve Hebrew months
Tishrei, Cheshvan, Kislev, Tevet, Shevat, Adar, Nisan, Iyar, Sivan, Tammuz, Av and Elul. In a leap year there are two months of Adar. Holidays begin at sundown the evening before the date, because the Hebrew day runs from evening to evening.
Conventional names for the eras
ERA APPROXIMATE YEARS WHAT MARKS IT
Early and Middle Bronze 3300 to 1550 BCE City states of Canaan, the age of the patriarchs by tradition
Late Bronze 1550 to 1200 BCE Egyptian rule, then the collapse of the great powers
Iron Age 1200 to 586 BCE The Israelites, the kingdoms of Israel and Judah, Assyria and Babylon
Persian 539 to 332 BCE The return from exile and the Second Temple
Hellenistic 332 to 63 BCE Alexander’s successors and the Hasmoneans
Roman and Byzantine 63 BCE to 638 CE Herod, the revolts, the Christian empire
Early Islamic 638 to 1099 Umayyads, Abbasids and Fatimids
Crusader and Mamluk 1099 to 1517 The Latin kingdom, Saladin, rule from Cairo
Ottoman 1517 to 1917 Four centuries as a province of the empire
British Mandate 1917 to 1948 The Balfour Declaration to independence
Hebrew calendar dates were computed from the calendar rules. The page appears in the book Israel in Time, page 46.
