Questions tagged [zemanim]

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

Filter by
Sorted by
Tagged with
2
votes
1answer
53 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 ...
3
votes
1answer
47 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 ...
1
vote
0answers
34 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 ...
2
votes
0answers
28 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 ...
6
votes
1answer
119 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 ...
1
vote
1answer
85 views

Most favourable time to daven?

According to Sephardim, what is the most favourable time to daven: Shaharit, Mincha and Arvit?
5
votes
0answers
46 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 ...
5
votes
1answer
92 views
+50

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 ...
3
votes
2answers
237 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 ...
0
votes
2answers
115 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)
3
votes
0answers
74 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 ...
0
votes
1answer
61 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?...
6
votes
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 ...
2
votes
2answers
75 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.
2
votes
0answers
73 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 ...
2
votes
0answers
58 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 ...
6
votes
0answers
42 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 ...
2
votes
3answers
122 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 ...
2
votes
0answers
77 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?
0
votes
1answer
288 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?
3
votes
1answer
58 views

Late emergence of 3 stars and Shema repetition

Orach Chayim 235:1 rules that one has to repeat Shema after the emergence of 3 stars (tzeit kochavim) if prayed earlier in the evening. Many don't wait until tzeit in the summer on Fridays, pray ...
2
votes
1answer
83 views

What is the meaning of “Midnight Guard - First Watch” and “Morning Guard - Third Watch” in the Zmanim

I have searched this Mi Yodea site extensively and can find no references. I am almost positive that this is not a duplicate, or answered somewhere else.Thank you. I use the Halachic Times App (...
3
votes
1answer
211 views

When does Shabbat officially start?

I am confused about the exact/official time of Shabbat starting. Is it 18 minutes before sunset, when the candles are lit, or at sunset?
2
votes
1answer
295 views

Why is twilight called “Bein Hashmashot”?

Inspired by this question, I'm curious why halachic literature calls twilight בין השמשות, which means, literally, "between the two suns"? The sun has set, and there is just one sun, anyway. What do ...
2
votes
1answer
98 views

“Ben Ha'arbayim” vs. “Ben Hashmashot”

There seem to be two terms used to mean "twilight". The Torah uses the term בן הערבים as in the time for the Mincha and Pesach offerings. Talmudic literature uses the term בן השמשות I know that ...
-1
votes
1answer
90 views

Can an individual do both Mincha and Maariv before dark on the same day?

It is commonly said one cannot daven both Mincha and Maariv before dark, on account that after Pelag haMinchah there is a dispute in the Gemara if it is time for this or for that [clarification ...
1
vote
0answers
69 views

Different listed times of tzeit hakochavim [duplicate]

Tzeit hakochavim is an important time of day. For instance, as far as I know it is the earliest time for Shema in the evening. I've seen many calculations of that time (nine are displayed on myzmanim....
1
vote
2answers
65 views

Appointment conflict with Hanukkah Candle Lightning

If a person has an appointment she must attend after the candle lighting time but needs to depart before the candle lighting time, what should the person do?
1
vote
0answers
37 views

Is Shacharit before dawn okay? [duplicate]

If a person is tight on time, is it okay to pray the amidah before dawn if you're a girl?
4
votes
1answer
117 views

Does one have to pray arvit during a very short night on a plane?

When flying from the US to Europe (especially in the summer) one often takes off before the time for arvit has arrived and only a few short hours later the sun already rises over Europe. For practical ...
0
votes
1answer
106 views

Why wake up for tikkun chatzot instead of staying up for it

Tikkun chatzot is recited almost by definition in the middle of the night. I know far more people who are still awake at that time (generally somewhere between 12 AM & 1 AM) than who sleep before ...
-1
votes
1answer
120 views

Allowed to skip certain parts of shacharis in order to say shacharis shemoneh esrei before chatzos?

In the Artscroll siddur it says if a person is afraid he will not catch up to the tzibbur fast enough in order to start Shemoneh Esrei with them, he is allowed to skip everything except certain ...
2
votes
1answer
335 views

Bein hashmashot and bris

If a baby is born "bein hashmashot" how do we count the days till the 8th for the bris? For example, if it's bein hashmashot Sunday evening, will the bris be the following Sunday or following Monday ...
3
votes
1answer
171 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 ...
6
votes
1answer
437 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 ...
1
vote
1answer
141 views

What is the definition of “She'at Hadchak” regarding mincha and ma'ariv?

This M.Y. answer discusses the various opinions of whether one can daven Mincha and follow it with Ma'ariv immediately afterwards when one began mincha after plag. (Note that this wasn't the subject ...
3
votes
1answer
89 views

12 halachic hours – why no more halachic consequences?

In MyZmanim (and other luachs) one can find the latest time for reading Shema according to the calculation of the Magen Avraham and Baal HaTanya / Gra. One can (and should) decide which approach to ...
1
vote
0answers
178 views

Digital Zmanim Displays from Bee Zee Systems [closed]

I noticed digital zmanim displays in many synagogues from Bee Zee Systems and I would like to get a break down of the cost associated with installing such a system. I contacted Bee Zee Systems and I ...
3
votes
2answers
103 views

Yahrtzeit Bein HaShemashos

There are several customs that relate to Yahrtzeit, such as lighting a candle, saying Keil Malei Rachamim, etc. These typically are done on the Yahrtzeit, though some do it on the preceding Shabbos. ...
2
votes
1answer
121 views

Majority of Poskim like Rabbeinu Tam?

Recently someone made the statement that "rov poskim" go like the shita of Rabbeinu Tam in regards to shkia/nightfall. Is there any list available that shows the Rishonim and Achronim that pasken like ...
0
votes
0answers
131 views

When do German Ashkenazim make havdalah?

I know that there are several opinions regarding the calculation​ of the time of motsei Shabbas. What method of calculating the time for Havdalah is used in German Ashkenaz minhag?
0
votes
0answers
24 views

Doubt about Zemanim

There are several things that cannot be performed before Shekiah, and several things that cannot be done after. (For instance, one cannot daven Mincha after Shekiah.) What if one is unsure if Shekiah ...
0
votes
2answers
330 views

Davening and putting on tefillin when leaving early

What are the guidelines for praying when one must leave early? For example, if one will be leaving at 6:45. נץ is 6:52 and משיכר is 6:02. What is the appropriate course of action? When can one ...
2
votes
0answers
60 views

What if you don't know whether something became muktzeh between twilight and nightfall?

I am vaguely aware that there are certain cases in which an otherwise non-muktzeh object may become muktzeh, i.e., by being on a certain base during twilight on Friday night. But if you don't know ...
1
vote
0answers
78 views

Davening neitz in the olden days

I see that in many synagogues that have a minyan for neitz (sunrise) they have exact times (to the second) that they attempt to begin Shemonah Esrei at. In the olden days before these precise clocks ...
1
vote
0answers
43 views

Airplane Zmanim [duplicate]

If one is on an airplane, what zmanim does he follow? I see two feasible options: those of where he actually is, and those of the ground below where he is. Zmanim are affected by altitude as well as ...
4
votes
1answer
87 views

What time should Chanuka candles be lit in the Southern Hemisphere?

My prayer book says The Chanukah lights should be kindled as soon as possible after nightfall. I live in Melbourne, and due to the summer solstice and daylight saving, nightfall is very late (...
1
vote
0answers
68 views

Must I forsake my regular earlier minyan to pray around sunrise?

The ideal time for praying the morning service is to have the Amidah at sunrise. O Ch 89 (1) . The Mishnah Beruroh (1) there says that in the winter when one goes to synagogue early, one should still ...
2
votes
2answers
246 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 ...
0
votes
0answers
41 views

Shabbat in Alaska? [duplicate]

How does that work? My husband wants to go to Alaska for at least a few weeks. He even dreams of living there some day. How is Shabbat celebrated in Alaska? Do they have any synagogues there? If so ...