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

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4
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1answer
196 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 ...
4
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1answer
107 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?
4
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2answers
115 views

Time for t'filah and you don't have a siddur: better to daven from memory or wait (and possibly miss the time)?

If the set time comes to daven (on a weekday, let's say) and you unexpectedly don't have a suitable (or any) siddur,1 does halacha call for you to wait (and possibly miss that amidah entirely), or ...
4
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3answers
430 views

What are (all) the Havdalah halachic times?

What are all the halachic opinions for when to do havdalah? I'm writing a calendar and I want to provide all the options that people use. The ones I've seen are: 42 min after sunset ?? 72 min after ...
4
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2answers
337 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
2k views

Last time for Kiddush Levanah

How can I calculate the last possible time to say Kiddush Levanah for a given month?
4
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1answer
218 views

If you didn’t put on tefilin at shacharis, when should you? [duplicate]

Possible Duplicate: Putting on tefillin late Someone was unable to put on tefilin when he 'davened' (prayed) shacharis. When should he put on tefilin — immediately when he has the ...
4
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2answers
140 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.
4
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1answer
215 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
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1answer
255 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] ...
4
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1answer
80 views

Davening mussaf late on Simchas Torah and Yom Kippur

Shulchan Aruch Orach Chaim 620 says that one should daven Musaf before the seventh hour of the day on Yom Kippur even if it means leaving out Piyutim and Selichos of Shachris. Mishna Berura says to ...
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1answer
101 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
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1answer
101 views

Shabbos and Later Davening (Prayer)

Why on Shabbos do most people daven (pray) later than usual? (I seek an halachic answer.)
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0answers
105 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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5answers
914 views

Priorities: Mincha Ketana vs Mincha Gedola

Which timing of mincha is more important: mincha gedolah or mincha ketana? Why?
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3answers
52 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?
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3answers
200 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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1answer
2k views

When is the earliest time you can daven ma'ariv during the week?

When is the earliest time you can Daven Maariv on a weekday?
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2answers
149 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?
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2answers
61 views

Mishna, Brakhot 2a: When the kohanim enter…where?

Mishna, Brakhot 2a מאימתי קורין את שמע בערבין משעה שהכהנים נכנסים לאכול בתרומתן What is the author implying as the direct object of the verb נכנסים? In other words, from the hour that the kohanim ...
3
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2answers
378 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 ...
3
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1answer
185 views

Getting up by alos hashachar — Halachically required?

That which the Machaber writes in the first siman of Shulchan Aruch: יתגבר כארי לעמוד בבוקר לעבודת בוראו, שיהא הוא מעורר השחר From here could one say that if one doesn't get up by alos hashachar ...
3
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1answer
189 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, ...
3
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3answers
192 views

Precise Zemanim?

This site (see the paragraph starting with "accuracy") says that no one can predict the times for sunrise and sunset to within a minute accurately for a given location because of certain atmospheric ...
3
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1answer
175 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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3answers
111 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?
3
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2answers
104 views

Starting Mincha right before Shekiya

According to those who pray Mincha only up to Shekiya (sunset), are you required to finish Mincha before Shekiya or just required to begin it before Shekiya? (Sources.)
3
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1answer
76 views

Optimal time for sleichos

What is the optimal time for the recitation of, nay the asking for, Sleichos? Please state whose opinion you are following or stating in your answer.
3
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1answer
294 views

Optimal time for Meal on Purim

What is the optimal time for the Purim Seduah (Meal)?
3
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1answer
138 views

Is visiting Antarctica permitted for a Jew?

Antarctica can have very short days or very short nights. As discussed elsewhere on this site, finding the right time to pray can be difficult. Is it permissible to visit places like this?
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0answers
76 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 ...
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0answers
71 views

Which kings stay in bed to the third hour of the day?

It says in the Gemara that we can say Shma until the third hour since that's when kings get up. What kings are we talking about? Jewish kings weren't around until much later, so Sof Zman Krias Shema ...
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0answers
57 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 ...
2
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2answers
136 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
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2answers
319 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 ...
2
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1answer
174 views

Eating before shachris when up all night

This question has been asked (and answered) on this forum before, but my question is when is the cutoff after which it is considered eating before shachris (as opposed to eating AFTER maariv). ...
2
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1answer
355 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?
2
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1answer
327 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
2
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1answer
76 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
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1answer
80 views

When should we light shabbat candles?

On page 188 of my סדור רינת ישראל (or p. 196 in this edition) the instructions for lighting shabbat candles begins as follows: כשהחמה בראש האילנות, מדליקים נר של שבת. My limited Hebrew has me ...
2
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1answer
78 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 ...
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1answer
487 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
82 views

Tzeit HaKokhavim According To The Gr"a & Geonim

I have been investigating the various shitoth regarding sheqiah ("sunset") and sseth ha-kokhavim ("tzeit ha-kokhavim" or, when three stars are visible) and cannot find certain info regarding the ...
2
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1answer
200 views

Earliest time for Mincha Gedola

Looking at this myzmanim.com chart for Brooklyn, NY on 01/21/2013 it gives me the following Zmanim for Mincha Gedola. 30 fixed minutes after midday 12:37:27 Gra & Baal Tanya 12:31:53 ...
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1answer
388 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 ...
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1answer
116 views

Food on crock-pot done by when, when making shabbos early?

Normally, let's say I make shabbos at the usual time, shortly before sunset. If I want to leave food in the crockpot, I want to make sure it's cooked by sunset. Now what happens if I make Shabbos ...
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0answers
32 views

Violating the Shabbat across time zones [duplicate]

Let's say I'm on my computer in the United States on a Friday afternoon, well before the sun has set in the US, but after it has set in Israel. If I access an Israeli website during this time, am I ...
2
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1answer
102 views

Making up a synagogue calendar manually is tedious work. Which software can do the calculations automatically?

The year 2014 starts soon. Lots of synagogues print up a customized calendar every year. (Sample.) Such a calendar includes shul-specific information (e.g. service times and maybe a weekly class or ...
2
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0answers
68 views

Why is elevation not factored into zmanim in places like New York?

As you might already know, zmanim (for Shabbos, etc.) are determined by a number of factors, one being the elevation of the particular locale. But for some reason, if you check the charts and ...
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0answers
35 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 ...