Questions related to different times of day as they apply to Jewish Law.

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8
votes
2answers
782 views

Magen Avraham - Practically no Plag HaMinḥah or just no Plag HaMinḥah in winter?

Calling all science and math-oriented Judaism.SE-ers! According to the website MyZmanim.com, today's Halachic times where I work are as follows (only a handful of times are shown because the question ...
8
votes
3answers
350 views

Earliest time to make an Eiruv Tavshilin

When's the earliest time one can make an Eiruv Tavshilin on erev yom tov?
7
votes
1answer
409 views

When do the restrictions of 3 weeks start when 17 Tammuz is on Shabbos?

When do the restrictions of 3 weeks start when 17 Tammuz is on Shabbos (e.g. this year)? Do they start motzei shabbos (already 18 Tammuz), since the 17 Tammuz is technically on shabbos or do they ...
6
votes
3answers
247 views

Choosing between Brachos on Shma and Sof Zman Kriyas Shema

Let's say Yosef woke up late one day, and by the time he was ready to say kriyas shema, it was two minutes before sof zman kriyas shema (the latest time at which a person could say kriyas shema). He ...
6
votes
4answers
323 views

In an average shul, how long before sunset does a combined weekday Mincha/Maariv service start?

Many shuls worldwide run combined weekday Mincha/Maariv services. How long before sunset do these services tend to start? Please specify a range, measured in "number of minutes". Also, please cite ...
5
votes
2answers
320 views

Bathroom or shema if you only have time for one?

If you wake up 5 minutes before sof zman kryat shema and you have to use the bathroom. Going to the bathroom when necessary is deorayasa (Shulchan Aruch 3:17) and so is saying the shema. Also there ...
5
votes
0answers
160 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
votes
1answer
315 views

Do Sefardim keep Rashi time or Rabbeinu Tam time?

On one hand, the Shulchan Aruch rules in Hilchos Shabbos like Rabbeinu Tam (that one should add to Shabbos from shkiya [not that it's shabbos yet halachically, and one can do melacha at that point]), ...
5
votes
1answer
148 views

What is “חצות האמצעי”?

While researching an answer to this question I stumbled across the term "חצות האמצעי". What does it mean? Does it refer to halachic midday, i.e. halfway between netz hachama and shkias hachama, or ...
4
votes
1answer
138 views

Alarm clock in place of a shomer

There is an idea that one can an appoint a shomer (guard) to daven maariv (shma) and some achronim extend this idea to lighting the menorah. What this does is allows one to do work and eat something ...
4
votes
0answers
115 views

Disparate Zemanim in the same local community

Someone pointed out on a local email list that the ending time for Tish'ah BeAv is listed differently - significantly so - at various institutions in our local community. He noted the following times ...
4
votes
1answer
113 views

Kohanim on first shift can't say Shema'?

The first Mishnah in Berachoth quotes R' Eli'ezer's opinion that the time for reciting Shema' in the evening extends only until the end of the first shift (the Kohanim would serve in the Beith ...
4
votes
1answer
305 views

Why daven ke-vasikin on Hoshana Rabbah?

I know that some people specifically daven ke-vasikin on Hoshana Rabbah. Is this only because they stayed awake all night and thus want to daven as early as possible, or is there a more direct and ...
4
votes
1answer
222 views

Alos Hashachar on a flight from Israel to Toronto

What time will a person cross alos hashachar (first light of the sun) if he is flying from Israel to Toronto on the night of the fast of the 17th of Tammuz? The flight leaves Israel at one in the ...
3
votes
3answers
256 views

Why do we call it “candle-lighting” time?

Since it is still permissible to do melacha (work forbidden on shabbat) including lighting shabbat candles until shki'a (sunset), which is 18 minutes (or 40 minutes in Jerusalem) following ...
3
votes
2answers
272 views

Are there different shitos for when fasts end? What are they?

Are there different shitos for when fasts end? (Similar Motzei Shabbos, when some people wait 72 minutes past shkiya to do melacha, where other people wait less.)
2
votes
1answer
127 views

If you've missed Zeman Kriyas Shema, what should you do?

Suppose a fellow realizes at 9:16AM that the Gra Zeman Kriyas Shema was at 9:14 and he never said Kriyas Shema yet. Is there any gain by saying it immediately even though it is past the later Zeman ...
2
votes
0answers
51 views

Language of Mishneh Brurah - Sefiras HaOmer and counting before Aleinu

Shulchan Aruch 489:1 says that after Maariv of the second night of Pesach we begin to count Sefiras HaOmer. The Mishneh Brurah there in note 2 says that one should count before "Aleinu" because "col ...
2
votes
1answer
719 views

Does one make Birkas Hatorah/Hashachar before alos hashachar?

As per this question, it seems apparent that one doesn't make the morning blessings until at least alos hashachar. However, in Rabbi Avraham Greenbaum's book "The Sweetest Hour: Tikkun Chatzot," on ...
2
votes
1answer
859 views

Early maariv on 2nd day Yom Tov

A shul in my city made an early maariv for the 2nd day of yom tov. Knowing who the Rabbi is, he did not do this out of ignorance. There are 2 issues I am unclear about: Are there contemporary ...
1
vote
0answers
65 views

What time does a bar mitzvah come into effect?

At what halachic time does a boy having his bar mitzvah become chayav b'mitzvot? It seems to me that the most likely times are either shkia or tzeit.
1
vote
1answer
92 views

Kabbalos Pnei Rabo

That which it says in the Gemorah (Rosh Hashana 16b) that one has a obligation of "kabbalos pnei rabo" (to go see ones rebbe) on holidays - when is the obligation? Is there an obligation every day, or ...
1
vote
1answer
5k views

What is the earliest time to daven maariv during the week? [duplicate]

Possible Duplicate: When is the earliest time you can daven ma'ariv during the week? On Shabbos one could accept Shabbos early and thereby daven Maariv early. During the week, when ...