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SAPIR 861 · CALENDAR DATA · 1800–2100

1 (א׳) Tishrei: one Hebrew date across 301 years

EN RU עברית ES PT

A Hebrew date does not wander freely through the week. This page shows every time 1 (א׳) Tishrei occurred between 1800 and 2100 — 301 times — and what the fixed calendar allows and forbids for it. Nothing here is a prediction; it is a count over the whole range.

Weekdays this date can fall on

Possiblen%
Monday8528.2%
Tuesday3411.3%
Thursday9531.6%
Saturday8728.9%
Never — not once in 301 years: Sunday, Wednesday, Friday

Measured across all 385 Hebrew dates and 301 years (109,938 observations): not a single Hebrew date can fall on all seven weekdays. 267 of 385 are limited to four. This follows from the rules of the fixed calendar, but we have not seen it published as a measurement.

The portion read that week

3 different portions across 301 years.

Portionn%
Vayeilech וילך11939.5%
Ha'azinu האזינו9531.6%
Rosh Hashana I (on Shabbat) ראש השנה א׳ (בשבת)8728.9%

Year by year

Showing the most recent 40 of 301.

Hebrew yearGregorianWeekdayPortion
58612100-10-04MondayVayeilech
58602099-09-15TuesdayVayeilech
58592098-09-27SaturdayRosh Hashana I (on Shabbat)
58582097-09-07SaturdayRosh Hashana I (on Shabbat)
58572096-09-17MondayVayeilech
58562095-09-29ThursdayHa'azinu
58552094-09-11SaturdayRosh Hashana I (on Shabbat)
58542093-09-21MondayVayeilech
58532092-10-02ThursdayHa'azinu
58522091-09-13ThursdayHa'azinu
58512090-09-25MondayVayeilech
58502089-09-05MondayVayeilech
58492088-09-16ThursdayHa'azinu
58482087-09-27SaturdayRosh Hashana I (on Shabbat)
58472086-09-09MondayVayeilech
58462085-09-20ThursdayHa'azinu
58452084-09-30SaturdayRosh Hashana I (on Shabbat)
58442083-09-13MondayVayeilech
58432082-09-24ThursdayHa'azinu
58422081-10-04SaturdayRosh Hashana I (on Shabbat)
58412080-09-14SaturdayRosh Hashana I (on Shabbat)
58402079-09-26TuesdayVayeilech
58392078-09-08ThursdayHa'azinu
58382077-09-18SaturdayRosh Hashana I (on Shabbat)
58372076-09-28MondayVayeilech
58362075-09-10TuesdayVayeilech
58352074-09-22SaturdayRosh Hashana I (on Shabbat)
58342073-10-02MondayVayeilech
58332072-09-13TuesdayVayeilech
58322071-09-24ThursdayHa'azinu
58312070-09-06SaturdayRosh Hashana I (on Shabbat)
58302069-09-16MondayVayeilech
58292068-09-27ThursdayHa'azinu
58282067-09-10SaturdayRosh Hashana I (on Shabbat)
58272066-09-20MondayVayeilech
58262065-10-01ThursdayHa'azinu
58252064-09-11ThursdayHa'azinu
58242063-09-24MondayVayeilech
58232062-10-05ThursdayHa'azinu
58222061-09-15ThursdayHa'azinu

Sources and method

Calendar arithmetic: the fixed Hebrew calendar as implemented in hebcal. Portion boundaries: hebcal leyning, diaspora reading cycle, with festival readings taking precedence over the weekly portion. The week of a date is taken to end on the following Shabbat. Both sources are public; anyone can repeat the count and get the same numbers.

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