Questions tagged [zemanim]

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

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31 views

Saying Amen to the bracha before Shema outside of zman

The reason some do not saying amen to the chazzan's bracha just before Shema is because it is a hefsek between the brachah and Shema. Based on the Gra and the Mishna Berurah, it is not clear if it is ...
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2answers
196 views

Can a woman daven shacharit after chatzot (midday) has passed?

Because tefilla is a time bound mitzvah, if a woman has accidentally not davened by the time 6 hours into the day has passed (chatzot), should she still daven shacharit?
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3answers
131 views

Mincha ketana vs just before shekia

I have read that one can pray mincha gedola be'minyan instead of mincha ketana be'yachid. But would praying "just before shekiya" be'minyan still be more recommended than mincha ketana be'...
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1answer
379 views

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

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 two) and general information (...
2
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1answer
906 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 ...
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2answers
752 views

Eating after shkiah before Maariv

If one started a meal right before shkiah or during bein hashmoshis what should they do? My question is prompted from the halacha that one may not eat before praying Maariv. However with that said I ...
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1answer
126 views

How does this explanation in Aruch Hashulchan address the issues regarding Shema times?

In this answer I cited R. Yechiel Michel Epstein's explanation for rejecting R. Yaakov of Karlin's suggestion that the times for Shema are not based on sha'ot zemaniot. In truth, however, I don't ...
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1answer
598 views

Is there any opinion that permits davening Maariv before plag

I davened at a shul this morning that announced mincha at 5:30pm with maariv following immediately after. Plag mincha is around 6:45pm today. I pointed this out to the gabbai and he said that there is ...
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1answer
171 views

Which Rishonim held of shkia/tzeis according to the zman of Rabbeinu Tam?

Which Rishonim held of shkia/tzeis according to the zman of Rabbeinu Tam? Ive heard the Shulchan Aruch (rishon/acharon) held of it, did he pasken like for starting shabbos?
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2k 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 ...
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1answer
583 views

How does one handle ברכות התורה when learning through sunrise?

With sunrise being pretty late in some parts of the globe, how does someone handle the question in the title? If one is learning before and up to sunrise, do they stop and make a blessing when sunrise ...
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3answers
378 views

Starting mincha early

Since we are entering the winter (in the northern hemisphere) many people try to daven mincha at mincha gedolah. I have been told that waiting for a half hour after mid-day is a way of ensuring that ...
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84 views

Starting Maariv prayers before dawn and finishing after dawn

If one accidentally fell asleep, and woke up quite late and then started Maariv prayers, and managed to get through the Shema and part of the Amidah before dawn, but finished the Amidah after dawn (...
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61 views

How did the bible and Chachamim know the time of Chatzot?

In many places in the bible (e.g. here) as well as in the Mishna (e.g.Berakhot 1,1) it's written that some things happened on Chatzot (midnight point-חצות הלילה) or some Mitzva should be done not late ...
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1answer
67 views

How many ‘Watches’ were there in an ancient Hebrew day?

A few mentions in the scriptures point to the existence of night and morning ‘watches,’ a notable example being Gideon’s arrival at the Midian camp in the middle watch. (Judges 7:19) Another example ...
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187 views

Why is the wait between meat and milk not halachically calculated?

Why don’t we use halachic hours to calculate how long you should wait in between eating meat and milk or vise verse? This would make a significant difference in different seasons like winter and ...
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182 views

18 × 4 is not 72

MyZmanim says: According to most Poskim, it takes 18 minutes for an average person to walk a distance of one mil, and therefore 72 minutes to walk 4 milin.… Others say it takes 22.5 minutes to walk ...
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1answer
198 views

Which “shita” did the 5 rabbis in the Haggadah follow regarding the earliest time for morning Shema?

This section from the Haggadah: Pesach Haggadah, Magid, Story of the Five Rabbis 1: מַעֲשֶׂה בְּרַבִּי אֱלִיעֶזֶר וְרַבִּי יְהוֹשֻׁעַ וְרַבִּי אֶלְעָזָר בֶּן-עֲזַרְיָה וְרַבִּי עֲקִיבָא וְרַבִּי ...
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1answer
79 views

Does one fulfill the mitzvah of tefillin if he wears it at night time?

I've seen a few questions on this site confirming that the mitzvah for wearing tefillin is during the entire day. Indeed, on Tish'a B'Av tefillin is not worn in the morning for Shacharit but for ...
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1answer
67 views

What time of day was the afternoon korban mincha offered in the beit hamikdash, according to hazal?

At what halachic hour did chazal think the korban mincha was actually offered, assuming ideal circumstances? I.e. when they say "from the time of the mincha and onwards" (e.g. Rosh Hashana 4:4) what ...
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2answers
2k 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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214 views

Why does shabbat start at different times at different places? [closed]

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 seem possible.
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57 views

How does Rav Moshe calculate the “50 minutes” between שקיעה and צה"כ?

For New York, Rabbi Moshe Feinstein maintained that the time between שקיעה and צה"כ is 50 mins (corresponding to walking 4 mil), unlike in Europe where it is 72 mins (see here): ... the calculation ...
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1answer
241 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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40 views

Where can we assume that time refers to Shaot Zmaniot?

For many daily activities, the time frame for completion is dependent on the proportional hours (sha'ot zmaniot). But is there an extension of those hours to proportional minutes and seconds which ...
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1answer
272 views

Wearing tallit “late”

Based on this question. If one (who has the tradition of wearing a tallit while davening shacharit, be it because he is married, or over 13) can not wear a tallit in the morning, does he put one on ...
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1answer
96 views

Most favourable time to daven?

According to Sephardim, what is the most favourable time to daven: Shaharit, Mincha and Arvit?
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50 views

Has anyone tried out the Har Hakarmel bein hashemashos climb according to various Rishonim?

The Gemara on Shabbos 35a says: אמר רבי חנינא: הרוצה לידע שיעורו של רבי נחמיה יניח חמה בראש הכרמל, וירד ויטבול בים ויעלה, וזהו שיעורו של רבי נחמיה. ‏ Anyone who wants to know the shiur of R' Nechemia'...
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225 views

Customs regarding reciting the Shema after the allowed time

The latest time for reciting the קְרִיאַת-שְׁמַע is שׇׁלוֺש שׇׁעוֺת זְמׇנִיּוֺת (three variable hours) after sunrise (Orach Chayim 58:1). On Shabbat, many communities recite the morning Shema after ...
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1answer
90 views

Machlokes Hatanaim when Kriat Shema should be said

The first Blat of Berachot tells us about a Mahlokes when Krias Shema should be recited. There are almost 10 shitos there. What is the Machlokes-is there a Sevara for each shita? For instance, the ...
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165 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.
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2answers
250 views

What is the minimal requirement to fulfill the mitzvah of reading Shema?

About a week ago, I saw in a siddur (might have been Koren) an instruction above the 1st Shema said as part of Birkot Hashachar stating that one should recite the 1st paragraph Ve'ahavta at this point ...
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267 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 ...
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128 views

What are sources that say l'chatchila one can daven shachrit until chatzos? [closed]

What are sources (in the poskim) that say l'chatchila one can daven shachrit until chatzos? (if there are)
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82 views

Shacharit Lechatchila

I have heard from a very reliable rav that Rabbi Moshe Feinstein held that the only shacharit lechatchila is vatikin. This means that davening shacharit before sunrise and after sunrise are equally ...
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1answer
208 views

40 days at the Kotel

If someone is trying to pray 40 consecutive days at the Kotel, does beginning prayer one minute after sunset count for the day that's ending? For the day that's starting? Both? Neither?
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1answer
86 views

What are the earliest starting and latest ending times for shabbat worldwide utc time?

I am writing an app and I want to block of one feature for the entire world for Shabbat. What would be the earliest time for shabbat to start anywhere in the world during the shortest day of the year?...
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3answers
2k views

Halachic Justifications for the Amshinover Rebbe

The current Amshinover Rebbe in Bayit Vegan, Jerusalem is known in the Jewish world as a man of great piety and for his great knowledge in Torah. He is also known to keep very different "Zmanim"- ...
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9answers
17k views

When is the latest time you can daven minchah bedieved?

If you realized that you didn't yet daven minchah and it's past shekiyah, when is the latest that you can begin praying the Amidah? I'm looking for different people's cutoffs.
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84 views

For the start of the day, is “sunset” astronomical or visible?

Yesterday was the equinox and I noticed that the day was longer than 12 hours according to the (secular) sunrise/sunset times. Curious, I did some investigation. One reason for the difference is how ...
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2answers
79 views

Is the timing of Mitzvot more intentional or more extentional?

This question is inspired by: Halakhic International Date Line issues I was reading the answers, or actually the source quotations, and realized that the answer to the questions about ...
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2answers
1k views

Can saying Sh'ma once satisfy two different Sh'ma obligations?

In an extenuating circumstance, one can say the night time K'riyat Sh'ma until Netz, as per this statement: If one didn’t say it then, make sure to complete it by Chatzot (midnight) and after the ...
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2answers
103 views

Is Misheyakir affected by clouds?

Does the time of Misheyakir in the morning get affected if it's overcast. Because then technically it's not Misheyakir.
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0answers
98 views

Selichoth with Tallith and Tefillin

Assuming one is saying selichoth during the time of tallith and tefillin (e.g. ~6AM in the greater New York metropolitan area), should one put them on first or wait till after selichoth? Does it make ...
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51 views

Recommended changes to the text of selichos when you say them at the “wrong” time

Some of the piyutim in selichos assume that you're saying them at the ideal time - before Amud Hashachar (for example, at the end of selicha #70 שחרנוך קדם עמוד השחר). Many people don't make it at ...
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2answers
502 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 ...
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3answers
150 views

Assistance with on-line articles on “Bein Hashmashot”

I'm compiling a shiur that I plan to give on Rosh Hashanna that focuses on Ben Hashmashot (twilight). I know that there is much confusion and many opinions on how this is defined. The shiur will take ...
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1answer
79 views

Time for evening prayer when flying eastward over Greenland and the sun doesn’t set?

(This is the “return" question for my question on the right time for shaharis when encountering sunrise twice in a day) In the summer, when flying from the East Coast to Tel Aviv on an afternoon ...
2
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0answers
81 views

Keeping Two-day Shabbos in the Pacific Islands? [duplicate]

What's this I see about people in the Pacific Islands keeping two days of Shabbos? If it is true: Who, how, since when, and why?
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1answer
316 views

Time for last meal if Tisha B’Av is on Sunday

If Tisha B’Av is coming on Sunday, when or what time is the last meal for Shabbat?

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