Tagged Questions

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

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1
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2answers
101 views

How often does chanukah start before v'tain tal?

Outside of Israel, we start saying "v'tain tal oomatar livrachah" ("and provide dew and rain for a blessing") in the amida on the evening of December 4th or 5th (depending on the year). Chanukah ...
5
votes
3answers
815 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 ...
5
votes
0answers
101 views

What is a ger's birthday in terms of Jewish astrology? conversion date or birth date?

In terms of Jewish astrological signs and influences on people, per Kabbalah, would a ger use their actual 'birth' date or their date of conversion which is considered a rebirth?
2
votes
0answers
36 views

Did Brit with rainbow happen in Kislev?

I read on torahvort.com in their article on Kislev that the Brit with Noach about the rainbow happened in Kislev. We know from the end of Ber 8:27 that Noach left the ark on the 27th of the 2nd month, ...
10
votes
1answer
134 views

Why does the torah give us exact dates for the flood?

This question asks why the flood didn't end on the 18th of Cheshvan (one year after the start). My question is more basic: why does the torah give us precise dates here at all? Bereishit 7:11 tells ...
2
votes
0answers
95 views

What will happen when our set calendar ends?

In a recent conversation I was told that the current Jewish calendar was only set till the year 6,000. There was conjecture as to what will happen after that time (assuming Moshiach has not yet ...
1
vote
2answers
109 views

Is there proof that we never skipped a day of the week? [duplicate]

Bereshit begins with the first 6 days and the Shabbat. The assumption is then that after that day, Mankind kept track of the day of the week all by themselves until today. Are we sure that no one ...
6
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0answers
56 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?
3
votes
1answer
104 views

Altering the Spelling out the Hebrew Year

In 1983-1984, the Hebrew year was 5744. Normally, the year would have been spelled out in Hebrew letters תשמ״ד, but according to my rabbi then, Rabbi Phillip Rabinowitz, zt'l, as pronounced the word ...
3
votes
1answer
101 views

Acronym for ה׳תש״ע [closed]

I know that every Hebrew year has one or more acronym for it. What acronyms do we use for the year ה׳תש״ע? Google is not helping me.
4
votes
2answers
393 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
112 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, ...
2
votes
0answers
142 views

Why can we do Tashlich until Hoshana Rabba

One of the reasons to do Tashlich, according to Chabad.org is: "Another reason for saying Tashlich next to a river is because Rosh Hashanah is the day when we coronate G‑d as King of the Universe. ...
4
votes
2answers
203 views

Why do we say Yizkor when we say it?

In the diaspora, we say Yizkor on: The last day of Passover The second day of Shavuot Yom Kippur The first day of Shemini Atzeret Why do we always say Yizkor on these days in particular? If it's ...
1
vote
0answers
30 views

Why are the daily tehilim divided as they are?

How were the daily starting and ending points for weekly and monthly readings of all of tehilim chosen? Are they just chosen to make them all approximately the same length, or are there specific ...
4
votes
4answers
122 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 ...
9
votes
1answer
164 views

S'feika D'yoma in Niddah

There are several types of vestos (patterns in menstrual cycles) that a woman is able to aquire. One such vesses is the vesses hachodesh, which relies on the day of the (Jewish) month. So for ...
4
votes
1answer
59 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 ...
2
votes
2answers
153 views

Significance of number 613 regarding the mitzvot

According to the Talmud (Makos 23b) "Moshe received 613 Mitzvos. They are 365 Lavim (negative commandments), corresponding to the days of the (solar) year, and 248 Mitzvos Aseh (positive ...
1
vote
1answer
73 views

What date was Kibrot Hattaavah?

Are there any sources that give the date for the incident in Kibroth Hattaavah recorded in B'Midbar Chapter 11? I am trying to figure out if it happened on a particular mo'ed or any significant date.
1
vote
0answers
51 views

Not making a wedding on the first 3 days of a month

I've heard there is a custom (practiced in various kehillas, I heard Belz is one of them) to not make a wedding on the first 3 days of a month (meaning alef, beis, or gimmel of a particular month.) ...
5
votes
2answers
122 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 ...
4
votes
1answer
145 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 ...
3
votes
1answer
166 views

What are the 14 types of Jewish Years?

As a way of explanation, I'm working on Objective-C code that calculates parashat hashavua. Initially, I ported the Javascript offered by YYDL as an answer to this question. I've found that my port ...
0
votes
1answer
420 views

When do we switch from Morid Hatal to Morid Hageshem and vice versa?

According to Shulchan Aruch, (please cite Saeef and Siman so I can read further): When do we switch from Morid Hatal to Morid Hageshem and vice versa? What about Barechenu and Barech Alenu? What ...
4
votes
2answers
130 views

Reasoning for doing/not doing mourning customs in second half of the omer

In my observation, most people observe certain mourning customs between the beginning of sefirat ha'omer and lag b'omer (such as refraining from shaving, listening to live music, etc.). Some people ...
7
votes
1answer
144 views

Why celebrate Lag Ba'Omer on the 33rd according to the MaHaRIL?

There are several different opinions about when the students of Rabbi Akiva died, and which days we mourn for them. Sefer HaToda'ah quotes the Maharil, who says that the students of Rabbi Akiva died ...
2
votes
1answer
62 views

Eating new grains on the 17th vs the 18th of Nisan

The Shulhan 'Aruch (OC 489:10) states: אסור לאכול חדש אף בזמן הזה בין לחם בין קלי בין כרמל עד תחלת ליל יח בניסן ובארץ ישראל עד תחלת ליל יז בניסן "It is forbidden to eat new (grains) even ...
4
votes
2answers
103 views

Why do we do anything for Pesach Sheini?

According to my handy Luach, on Pesach Sheini, some people omit tachanun (I haven't looked into any source texts to see who does) and according to the Wikipedia page, some eat matzah but I'm wondering ...
9
votes
3answers
144 views

Counting the omer with doubt before the fixed calendar

Currently, according to a previous question on this site, we count the omer without doubt: "Today is the Xth day of the omer" because we have a fixed calendar, and because counting with doubt is ...
1
vote
0answers
24 views

Learn how to keep the feasts of Israel. [duplicate]

In preparation for celebrating my first Passover Seder I purchased a Hagadah and began researching online. I found an article saying there is a 13th lunar month this year because the barley wasn't ...
4
votes
1answer
84 views

Why do Cheshvan and Kislev vary in length?

In general, Jewish-calendar months alternate in length: odd-numbered months have thirty days each and even-numbered months have twenty-nine. However, it is sometimes necessary for a year to have one ...
2
votes
2answers
105 views

Holocaust Rembrance Day(s)?

What is with the different Holocaust Remembrance Days? When I was a kid, my entire community observed Yom HaShoah. This came about approximately one week after Pesaḥ. Although I'm not totally sure, I ...
6
votes
1answer
119 views

Why don't islands read the m'gila two days?

Bavli, M'gila 5 amud 2, cites a doubt as to when the m'gila is read in T'verya: on the fourteenth of Adar, as in most places, or on the fifteenth, as in a city walled since the time of Y'hoshua. The ...
5
votes
2answers
120 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 ...
4
votes
1answer
34 views

Southern Birkas Ha'ilanos

I've seen Saying Mashiv HaRuach in the Southern Hemisphere. Similarly, is Birkas Ha'ilanos (ברכת האילנות) said in Tishrei in the southern hemisphere? That's when the trees bloom.
4
votes
2answers
175 views

Shouldn't the flood have ended on the 18th of Cheshvan?

Inspired by this question: New date at sunset: question on Sifse Chachamim The Torah tells us that the Flood started the 17th of Cheshvan (Bereshit 7:11) and concluded the 27th of Cheshvan (Bereshit ...
1
vote
0answers
43 views

Mishenichnas Adar marbin b'simcha [duplicate]

The Gemorah says in Taanis 29a משנכנס אדר מרבין בשמחה When Adar comes in one should increase in Simcha (Joy). What does this mean exactly? What should one do to "increase" ("marbin") in ...
2
votes
1answer
84 views

What sources are there for the meaning of Yom HaMeyuchos (2nd Sivan)?

Ohr Sameach gives the chronology according to Rashi of the giving of the Torah. Early the following morning, the 2nd of Sivan, Moshe goes up Mt. Sinai for the first time. He is instructed to ...
3
votes
1answer
244 views

New Moon Based on Sighting Outside of the Land of Israel

I would appreciate someone directing me to a source that states/indicates/suggests whether the visibility of the new moon outside the Land of Israel may be used to begin the Jewish month in that ...
2
votes
1answer
79 views

What is the Sod HaIbbur?

What is the Sod HaIbbur (secret of impregnation)? I have seen it discussed in many places including the Pirkeu D'Rebbi Eliezer (8th chapter?) in reference to the intercalation for the lunar months of ...
2
votes
2answers
168 views

Correspondence between 365 negative commandments and days of the year?

There are 365 negative commandments which correspond to the days of the (solar) year (see Makos 23b; Tanchuma Ki Seitzeh 2). Apparently the prohibition of Gid HaNasheh (sciatic nerve) corresponds to ...
5
votes
1answer
251 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 ...
3
votes
1answer
94 views

Minimum number of days in the first week of the Hebrew calendar?

Does the first week of Nissan have a minimum number of days? Or does it range from 1-7? If it does have a minimum (greater than 1 ..obviously), why?
4
votes
1answer
131 views

An improved Jewish calendar after this one expires?

Conventional wisdom has it that about 1600 years ago, the latter Hillel utilized his Sanhedrin to sanctify the Hebrew calendar as we know it today until the year 6000. (Presumably by that point we'll ...
2
votes
0answers
50 views

The connection between Tishrei and Tevet

Can anyone steer me towards resources which explore a connection or relationship between Tishrei and Tevet (I assume, on a mystical level). Both months have a fast day on the 10th day and the full ...
3
votes
0answers
53 views

Why do we use the Babylonian month names? [duplicate]

Possible Duplicate: Why use Babylonian calendar instead of our own? The Torah refers to the months of the near numerically, the names we employ for things like contracts, birkat hachodesh ...
-1
votes
1answer
1k views

How did they use to count years in the time of Abraham? [duplicate]

Possible Duplicate: Rationalist Position on Bible Ancients' Long Lives The bible states that Abraham has lived for 175 years, Yishmael lived for 137 years, and so on and so forth. Now, ...
2
votes
1answer
78 views

When is the end of the Tishrei holiday “season”?

(Inspired by this question) I'm curious if there is any discussion on when the Tishrei holiday "season" officially ends. Just off the top of my head, I'm curious if anyone recommends refraining from ...
5
votes
1answer
145 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?