Questions about calendars. The Jewish calendar is a lunisolar calendar that determines the dates of Jewish festivals.

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1answer
94 views

Getting a late start on being Maavir Sedra for the year

I remember hearing when I was younger that ואלה שמות - is Roshei Teivos V'Chayav A'dam L'haavir H'sedra S'htayim M'ikra V'echod T'argum. If someone who has not been Maavir Sedra so far this year is ...
7
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1answer
180 views

Tachanun on Monday and Thursday

Why do we say a longer Tachanun on Mondays and Thursdays compared to the other days of the week?
7
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1answer
165 views

New date at sunset: question on Sifse Chachamim

Avoda Zara 25 cites a difference of opinion as to how long the sun stood still for Y'hoshua: twelve hours, twenty-four, or thirty-six. According to those who say twelve or thirty-six, the sun finally ...
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5answers
1k views

What is the rarest Haftarah?

Which Haftarah is read with the least frequency?
6
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4answers
499 views

Cheshvan or MarCheshvan?

The month of Cheshvan is called by many MarCheshvan. Are both correct or which one is more correct?
6
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4answers
255 views

What's the point of a haftorah for Miketz if it's always Shabbat Chanukah?

I have heard that parshat Miketz always falls out on Shabbat Chanukah. If that's the case, why do chumashim print a haftorah for Miketz in addition to the one for Shabbat Chanukah? Should the Chanukah ...
6
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3answers
1k views

Google says it is the Jewish Year 5774. The wiki says Judaism is 3000 years old. How is this discrepancy reconciled?

Google says it is the Jewish Year 5774. The wiki and other sources say Judaism is 3000 years old and suggest Abraham was born 4000 years ago. Where is the discrepancy? I am perhaps looking for an ...
6
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3answers
508 views

Eclipse of the moon, bad sign for the Jews

Tonight, December 20, 2010, there will be a full lunar eclipse visible from North America and many other areas. I recall there is a Gemara that says that a lunar eclipse is a bad omen for the Jews as ...
6
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3answers
682 views

Why still keep two days of Yom Tov outside of Israel?

Why do we continue to keep two days of Yom Tov outside of Israel? The reason for two days was revelant during the temple era as we needed two witnesses to see the new moon. But today, with no Temple ...
6
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2answers
92 views

Why do the Destruction-related Fasts not have names?

There are three Fasts on our calendar that commemorate stages in the destruction of Jerusalem and the Temple: 17 Tammuz 9 Av 10 Tevet (I realize that we could consider Tzom Gedaliah a partial ...
6
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1answer
225 views

What are these marks with the numbers designating the Jewish years on this calendar?

I can see that the Hebrew is Elul 775 to Tishrei 776. What are those marks prior to the Hay and the Vav?
6
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4answers
345 views

Is it permissible to write the English/secular date?

Is it permissible to write the secular/Christian date? Example: On a letter (bad example but you get what I mean). Some conceivable issues: We're told "this month (Nisan) shall be for you the head ...
6
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2answers
780 views

If Yom Kippur hypothetically fell on Sunday, would you make havdalah?

I was curious about this hypothetical situation. If Yom Kippur would fall on Sunday, Motzei Shabbat, so immediately when Shabbat ends, Yom Kippur starts. Would there be some sort of separation, בין ...
6
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1answer
175 views

Late Yom Hatzmaut

What is the rule: when is Yom Hatzmaut moved from the fifth of Iyar to an earlier or later date?
6
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1answer
489 views

Who divided the Tehillim into days?

Who divided the Sefer Tehillim into daily sections (both day of week and day of month)?
6
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2answers
152 views

Number of Yamim Tovim that fall on Shabbos

In a given year, a certain number of Yamim Tovim days fall on Shabbos, and a certain number not. What are the minimum and maximum count of Yamim Tovim days that can fall on Shabbos in a single year (...
6
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2answers
804 views

Meaning of the name Sivan

I recently met a young lady with the name of Sivan. She did not know the meaning of it, other than it is a name of a month. I was wondering if there is a meaning to this name and what it is?
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4answers
139 views

History of Shabbat: how (or) did they count to align with 7th day of creation?

The Torah (Exodus 20:8-11) commands: ח: זָכוֹר אֶת יוֹם הַשַּׁבָּת לְקַדְּשׁוֹ: ט: שֵׁשֶׁת יָמִים תַּעֲבֹד וְעָשִׂיתָ כָּל מְלַאכְתֶּךָ: י: וְיוֹם הַשְּׁבִיעִי שַׁבָּת לַה' אֱלֹקיךָ לֹא תַעֲשֶׂה ...
6
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2answers
381 views

Walled cities for Purim other than Jerusalem

The holiday of Purim is unique in that some locations celebrate it on different days. The rule is: if the city was walled at the time of Joshua's conquest of the Land of Israel then they celebrate on ...
6
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2answers
155 views

Why do Israelis keep one day of Yom Tov?

From what I understand, we outside of Eretz Yisrael we keep two days of Yom Tov as a continuation of the minhag that evolved from the time of the Bais Hamikdash when we would not necessarily know when ...
6
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1answer
85 views

tehillim division not equal lengths

What is the logic behind the unequal divisions of Tehillim into days of the month; the sections are of very varying lengths i.e. the "longest days" are twice the length of the "shortest days?"
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0answers
102 views

Is Shushan Purim observed (in theory) in Shush, Iran?

Shushan, Achashveirosh's capital, is identified with the modern Iranian archaeological site of Susa. A city, Shush, has been established nearby. In modern-day Shush, (if any Jews lived there), what ...
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71 views

Historical Calendar Records

Are there any records of the Beis Din's decisions regarding the Hebrew Calendar (e.g. to add months, how long the month would be), before Hillel Hakatan established the fixed calendar?
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4answers
238 views

Why do we use Adar, specifically, for the Jewish leap year?

Why when we add an additional month to the year do we only add it in Adar? Why not have a second Cheshvon or a second Shevat, etc.?
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6answers
386 views

Gematrias or Roshei Taivos for the year 5772

Looking for Gematrios of phrases and/or Roshei Teivos that are appropiate for the year 5772 (by adding up to either 5772 or 772, which is the accepted numerical abbreviation for the year after ...
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3answers
113 views

Fast of the Tenth of the month of Teves

What is the significance of the Fast of the Tenth of Teves?
5
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3answers
314 views

Why is the day of Rosh Chodesh announced before every month except Tishrei?

Why is Tishrei the only month not included in the custom of announcing the day(s) of Rosh Chodesh on the Shabbos before the month begins?
5
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1answer
71 views

Why some biblical holidays don't occur on certain days of the week?

I looked on the Hebcal website to see when the Erev Pesach will occur in the future (and also looked at the past), but found out that it's never a thursdag or sunday, did the Erev Pesach ever was or ...
5
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1answer
215 views

6 chapters of Avos in 7 weeks

Some study pirke Avos weekly through the summer, from Pesach to Rosh Hashana. Others do so only for the six Shabasos between Pesach and Shavuos, one chapter a week. I've heard the latter custom ...
5
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1answer
3k views

How long does one say Kaddish for a parent?

For example, if one's parent died on 1 Nissan, and was buried on 2 Nissan, what is the last day on which kaddish would be said for them?
5
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2answers
168 views

Time Parameters of Mishenichnas Adar Marbin B'Simcha

Is "Mishenichnas Adar Marbin B'Simcha" just for the month of Adar, and then you take a step down in simcha for Nisan? Or are you supposed to raise your level of simcha and stay there until Av, when ...
5
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1answer
158 views

Why is Shavuos all alone?

Why is it that, out of the 16 days of non-High Holiday biblical festivals (7 days of Pesach + 1 day of Shavuos + 7 days of Sukkos + 1 day of Shemini Atzeres), only the single day of Shavuos is without ...
5
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1answer
39 views

Parshat Ki Tisa on Shabbat Shekalim

According to my Artscroll Chumash, it appears that parshat Ki Tisa can not be the scheduled Shabbat reading on Shabbat Shekalim (I assume this because the potential maftir and haftarah readings listed ...
5
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3answers
176 views

Mashiach in year 6000?

I have heard in various discussions that we have an idea that mashiach will come at the latest by year 6000. Is this a normative belief? Furthermore, is this a belief that is understood literally by ...
5
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1answer
366 views

Rambam's method for calculating the conjunction of the moon (and sun)

I think I'm missing something basic here... The Rambam, in Hilchot Kiddush Hachodesh (6:3) says that the interval between one conjunction to the next is is 29 full days, 12 hours of the 30th day, and ...
5
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1answer
166 views

Why was there a huge concern to assure that Hoshanna Rabbah is not on Shabbat?

This page lists 4 rules that may cause the first day of Rosh Hashannah to be postponed from being on the date of the molad Tishrei. One of the rules is: If molad Tishri occurs on Sunday, Wednesday,...
5
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1answer
218 views

When do we change back the ark-cover etc from white to the rest-of-the-year colour?

When do we change back the proches (ark-cover) etc from white to the rest-of-the-year colour? I would have thought right after Simchas Torah or possibly Isru Chag?
5
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1answer
118 views

why 3 of punishment, 7 of consolation, 2 of repentance

As is well known (e.g. from Tosafos to M'gila 31:2 or from Shulchan Aruch Orach Chayim 428:8), we have three haftaros of punishment, followed by seven of consolation and then two of return (repentance)...
5
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1answer
386 views

Twelve Months of Mourning During a Leap Year

For those who are mourning a parent for the requisite twelve-month aveilus, would Adar 1 and Adar 2 count as two separate months towards the twelve? Or does one year mean a full year, i.e., from ...
5
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1answer
77 views

Illustrated hilchot Kiddush Hachodesh

I remember seeing about 20 years ago a beautiful annotated commentary on Rambam's hilchos kiddush hachodesh, with extensive illustrations and calculations, explained according to both ancient and ...
5
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4answers
153 views

Why do we celebrate the 15th of Av?

The Talmud (Bab. Ta'anith 26b) tells us that the 15 of Av was a fantastically happy time celebrated with joyous festivals. Why? One reason given is that the traveling Israelites who left Egypt ...
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3answers
1k views

When exactly should an avel (mourner) not be davening before the amud?

An avel (mourner) if possible should also daven before the amud (be the chazan) on weekdays. But certain times of the year especially when tachanun is not said (but not every time) he should not be ...
5
votes
1answer
138 views

Why is Vayelech read twice in a year?

It is mechanically possible, like this year, that parshas Vayelech is actually read twice in one year - last year it was after Rosh haShanah on Shabbos Shuvah, and this year - together with Nitzavim, ...
5
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1answer
102 views

Why did people date divorce documents according to the Greeks?

According to this article on Jewish Encyclopedia, the conventional Jewish system of dating documents in the Middle Ages (a system called "מנין שטרות") was related to the accession of Seleucus I, the ...
5
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1answer
113 views

Aharon's and Miriam's Yahrtzeit

The Book of Numbers spans almost the entire 40 year period in the desert, documenting numerous events that occurred to the Jews as they wandered. I count only 5 dates mentioned in the text (listed in ...
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1answer
172 views

Some years have a siman, what does it mean?

I saw on a calendar that each year has a siman, for example 5772 has the siman 517. Here are the simanim for the next few years: 5773: 203 5774: 1523 5775: 517 5776: 1217 Does anyone know ...
5
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1answer
136 views

Why announce Mashiv Haruach and not Vtein Tal?

When we start saying mashiv haruach there is an important requirement of announcing the liturgical change. If one does not hear the announcement, one does not say mashiv until the community would have ...
5
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0answers
163 views

Late sunset times and Jewish observance

This question is distinct from other questions which ask how and when to begin Shabbat, etc. when there is no sunset. I am asking about places in which sunset occurs very late during certain times of ...
5
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1answer
294 views

First year counted from creation [duplicate]

What is the first year for which there exists a record of it being dated according to the currently used system that starts counting from creation?
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1answer
332 views

When was the last time the “Leap Year” postponement rule was used to delay the date of Rosh Hashannah?

This site explains that there are 4 rules that would cause Rosh Hashannah to be postponed 1 or 2 days after the date of Molad Tishrei. You can view all 4 rules on the web site, but rule 4 states: ...