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

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1answer
99 views

The “Shir Hamaalos” etc before Maariv: is it said before nightfall?

The German nusach contains the following explanation of the “Shir Hamaalos” etc said before Maariv. When ערבית is recited after nightfall, it is preceded by the following פסוקים, which speak of ...
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1answer
221 views

Variant on: Is it better to Daven “too early” with a Minyan, or to Daven alone at the right time?

In many communities there is a regular weekday morning Minyan and the "working-person's" Minyan, which technically Davens too early according to most opinions, but which is better than nothing, ...
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1answer
102 views

Shabbos and Later Davening (Prayer)

Why on Shabbos do most people daven (pray) later than usual? (I seek an halachic answer.)
4
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1answer
108 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 ...
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2answers
591 views

Davening late rather than never?

If for some reason I am held up doing something until after the time that mincha must be done by and I have not davened mincha, is it better to daven mincha after the time it is supposed to be done by ...
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1answer
114 views

When do Sefardim start mourning in a year that Tisha B'av is postponed until Sunday?

As mentioned here, Sefardim observe the mourning period known to Ashkenazim as "The Nine Days" only during the week that Tisha B'av occurs. Tisha B'av falls out on Shabbat this year (5772), and the ...
4
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1answer
114 views

Mincha before lunch on the 8th day of Pesach (Chabad)

The Luach Kolel Chabad says it's customary to pray mincha before lunch on the eighth day of Pesach. Why?
7
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1answer
284 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 ...
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3answers
770 views

Are there required “ritual/daily” prayers in Judaism?

I have a question about the daily prayers of Judaism. I noticed on my trip to Jerusalem that a lot of those practicing Judaism got up at a certain time in the morning on the plane and faced a wall and ...
11
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1answer
223 views

Is all-night Shavu'ot learning as prevelant in the Southern Hemisphere?

In the Northern Hemisphere, Shavu'ot falls in the late Spring or early Summer. As a result, sunrise is relatively early, so learning "all night" and then praying the morning service at the earliest ...
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1answer
165 views

Why does it get darker in Israel quicker?

Why is it that it gets darker in Eretz Yisroel quicker than in the USA, making for a shorter Ben Hash'moshos?
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2answers
145 views

Answering amen to a post-nightfall mincha

If I come to shul early for maariv and it is already past nightfall and there is a minyan that starts davening mincha am I allowed to answer amen to chazaras hashatz? Sources please.
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0answers
140 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 ...
2
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1answer
86 views

How do I calculate the latest time to start the third Shabbos meal on erev Yom Tov?

From myzemanim.com for where I live, for this Shabbos, erev Shovuos, the “sho’o zemanis” (Proportional Hour) Gra & Baal Tanya is 1hr:22mins. Nightfall - 3 Stars is around 10:30 pm. Shkia is ...
4
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1answer
298 views

Jewish Sunrise and Sunset

How can one calculate Jewish sunrise and sunset? I'm not necessarily asking for a formula. Just wondering if there's a difference between Halachik rise/set and what the world considers [e.g. science] ...
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2answers
212 views

Shachris in the Dark

When do people who live in places where it is dark for days Daven Shachris and put on Tefillin? Please provide a source (Mareh Makom).
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2answers
131 views

Why is the world round? [closed]

Why does shabbat start at different times at different places? Crossing a time zone does not conjure up a time warp, so how can it be Friday in one place, and Shabbat in another? It just doesn't ...
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1answer
74 views

Time for Reading the Meggilah

What is the optimal time for reading the Meggilah By day? By night? When is the first and last halachicly acceptable time for each?
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4answers
361 views

Commencing Shabbos: Shkiya behind a mountain

It is common practice nowadays for Shuls to publish the zmanim (times) to begin Shabbos (the Sabbath) and other activities. These times, it would seem, are based upon standard calculations of sunrise ...
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2answers
403 views

If borchu of maariv is before plag hamincha and the amida after plag, is this “tartei desasrei” – two contradictory acts?

A minyan starts to daven mincha before plag hamincha with the intention to daven maariv after plag hamincha. In the event, mincha is too fast and the borchu of maariv is before plag hamincha while the ...
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0answers
50 views

Shkiya/Netz behind a mountain [duplicate]

Possible Duplicate: Commencing Shabbos If one is located behind a mountain, what time is Shkiya or Tzeis? Is it when the sun sets below the "calculated" horizon (when the sun should set ...
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3answers
253 views

Who distributed the zemiros across the three meals?

Any book of zemiros whether it's a siddur, birchon, or what have you divides the zemiros between the three meals. Sometimes the rationale is obvious as with the tikkunim which are written for each ...
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0answers
122 views

On a boat in the Arctic Circle [closed]

I and my wife will be spending Shabbat Hagadol (this year the 31st of March) on a ship. The evening before the ship will be leaving one of the more northern ports of Norway, and navigating through ...
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0answers
135 views

Is mincha gedolah better [duplicate]

Possible Duplicate: Timing of Mincha Why do people wait to daven mincha later and not daven mincha gedolah?
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2answers
802 views

40 minutes offset for candle lighting?

Several Zmanim apps are giving a choice on my "candle lighting offset". The default here is 40 minutes instead of the usual 18 minutes I've heard. Why 40? Why do I even have a choice? Does the fact ...
3
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0answers
58 views

When is the earliest time one can pray in the morning? [duplicate]

Possible Duplicate: Davening Shacharis? When is the earliest time one can pray (the Shemone Esre) in the morning? Reciting Keriath Shema' has its own rules, and I understand you may need ...
7
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1answer
156 views

Does praying at the wrong time count for anything?

(This question might be a prerequisite to be able to answer this question.) Does praying at the wrong time count for anything? What does it accomplish? Sources, please.
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1answer
230 views

Mincha started before sheki'a, extended beyond it. What about davenning maariv straight after mincha?

A minyan starts to daven mincha before sheki’a with the intention to daven maariv after sheki’a. In the event, mincha extends beyond shki’a. There are IMHO three possible cases: They start but do ...
3
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2answers
200 views

Marriv before/after lighting the Menorah

Does one need to Daven Marriv before lighting the Chanukah Menorah or can you light before davening? Why?
8
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2answers
545 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 ...
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1answer
123 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 ...
7
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1answer
121 views

Candle Lighting Time: Why Then?

Why 18 minutes (or other minhagim). Where did these numbers come from?
4
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1answer
249 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 ...
6
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2answers
205 views

Tachanun for Shacharis in the afternoon, on a day where there is no Tachanun at Mincha

If you start Shacharis Shmonei Esrei just before Chatzos, on a day where there is no Tachanun said at Mincha, and finished after Chatzos, do you say Tachanun?
5
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2answers
777 views

How is Chatzos Halayla (Halachic Midnight) calculated?

It seems pretty easy to calculate from the get-go that the formula is something like this: # a halachic hour is one twelfth of the time between sunrise and sunset halachicHour = (timeOfSunset - ...
3
votes
3answers
226 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
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2answers
453 views

Davening Maariv at Shekiya / or after Plag HaMincha - repeating Kriyas Shema

If a person prays Maariv after Plag HaMincha prior to Shekiya is there any Halachic authority that holds he is Yotzei the Mitzva of Kriyas Shema and does not have to repeat it? What if he prays right ...
4
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2answers
426 views

Can one follow Rabbeinu Tam time for beginning Shabbos?

Does anyone today follow Rabbineu Tam time for the beginning of Shabbos? Reading some tshuvas (e.g. Eretz haTzvi) it is clear this was widespread in Europe. If one has previously been accustomed to ...
4
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1answer
210 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 ...
2
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1answer
391 views

What is Neitz and why is it important

What is Neitz and why is it important? My inspiration: http://mekubal.wordpress.com/2011/03/14/at-long-last/#comments
5
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1answer
290 views

Shabbat in the arctic

If I were to travel to Barrow, Alaska in the summer, when there is no sunset, when should I light the Shabbat candles? (This is not a hypothetical question; I work remotely for an Alaskan corporation ...
11
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1answer
309 views

When does a day start/end in the far North/South?

As I understand it, a day in the Jewish calendar is from sunset to sunset. How is this handled if you are living so far north or south that you have long periods of daylight or darkness?
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1answer
490 views

When praying alone, can one say Ma'ariv/Arvit before shkia (sunset)?

I have heard in the past that one praying alone may not say Ma'ariv/Arvit until shkia/sunset but that one praying with a minyan can start Ma'ariv as early as Plag HaMincha. Could someone provide me a ...
3
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3answers
123 views

Temimos Thiyenah

On Shavous by Night we wait and daven Marriv late in order to have Temmimos,Why dont we daven early on the second night of Pesach for the same reason?
2
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1answer
609 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 ...
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1answer
436 views

Sefiras HaOmer - earliest time to count

According to Halacha what is the earliest time can you say Sefiras HaOmer each night and be Yotzei?
3
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1answer
427 views

Optimal time for Meal on Purim

What is the optimal time for the Purim Seduah (Meal)?
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1answer
2k views

Davening on Plane Zmanim

How do you know when to daven Shachris on a plane?
3
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3answers
67 views

12 hours to the day, 12 hours to the night

Why is a day and night divided into 12 hours? Why not 10 hours? What is the significance of 12?
4
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1answer
597 views

Calculating shabbat candle lighting time

Is it possible to calculate the candle lighting time based on location and date alone? Assume all you have is a GPS, a watch and a calculator.