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

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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 ...
5
votes
1answer
104 views

What can I skip after Amida in Shacharit?

I have very little time for shacharit, because I have to go to work. The minyan in the city where I live is very late. So I try to daven everything before the Amida and the Amida itself with a Tzibur, ...
1
vote
0answers
32 views

Eating after shkiah on a weekday

ב"ה I know one isnt allowed to eat after Shkiah on Shabbos. But what about a weekday? For instance what if one started a meal right before shkiah or during bein hashmoshis? My question is prompted ...
2
votes
0answers
31 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 ...
3
votes
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.
4
votes
2answers
114 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 ...
5
votes
4answers
411 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.
0
votes
0answers
86 views

Waking up early to eat before a fast

I was just wondering about the halachos of waking up to eat before a fast day. If one had intention, is it best to wake up, wash negal vasser, get dressed, go to bathroom say Al Netilas Yadaim, Asher ...
2
votes
1answer
101 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 ...
1
vote
1answer
51 views

What are the parameters concerning the use of the menorah lights

In the song Haneiros Halallu we say that the Chanuka candles are holy and we don't have permission to use them only to view them. I'd like to understand what that means. Do they attain this status ...
6
votes
1answer
120 views

Chanuka lighting: BeZman (at the best time) or Pirsumei Nissa (publicization of the miracle)?

Is it better to light candles at bezman, or later when there will be more pirsumei nissa? I find 4:30 (approx candlelighting time in NYC this year) to be too early to catch the regular "rush hour." Is ...
-5
votes
2answers
122 views

Can there be an early 'Tzes HaChochavim' due to an eclipse?

When the sun is fully eclipsed the sky darkens and the stars appears as if it was night. Obviously, when this happens in the middle of the day, and the process of the moon slowly moving to occlude ...
0
votes
1answer
72 views

Wearing tallis and tefillin before z'man

About the time the clocks change for the season, there is always an issue at the early early minyan about when to put on tallis and tefillin. In a few weeks of the year, that time can come 5 - 15 ...
4
votes
3answers
151 views

Preferable time to light Chanukah Menorah

What is the preferable time to light the Chanukah Menorah: after dark or before?
2
votes
1answer
79 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 ...
0
votes
1answer
45 views

Blowing Shofar at end of neilah before nightfall of Rabbeinu Tam

How do Chassidim and litvaks who hold Rabbeinu Tam's view of when nightfall is (later than most people's) blow shofar before that time after neilah?
4
votes
3answers
426 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
votes
1answer
79 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 ...
5
votes
3answers
269 views

If it's your minhag to daven Hanetz, do you do so even without a minyan?

A friend once told me that if one's minhag is to daven with Hanetz (i.e., starting the Amida prayer at sunrise), and if there's no Hanetz minyan nearby, you should still daven Hanetz, even without a ...
1
vote
1answer
178 views

Baby born bein hashmoshos — when to make pidyon haben?

We know that if a baby is born bein hashmoshos we make the bris according to if the baby was born on the following day (i.e. if it was bein hashmoshos between Monday and Tuesday we would count 8 days ...
9
votes
2answers
189 views

Davening early Maariv first night of Shavuos

I have always heard that on the first night of Shavuos you should wait till Tzais HaKochavim for Maariv in order to have Temimos - 7 complete weeks of Sefira. Recently I heard that Harav Ovadia Yosef ...
3
votes
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 ...
3
votes
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.)
2
votes
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 ...
7
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3answers
4k views
4
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1answer
217 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 ...
3
votes
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?
1
vote
1answer
2k 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 ...
2
votes
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 ...
12
votes
3answers
2k views

Putting on tefillin late

For whatever reason, I was unable to put on tefillin while davening shacharit this morning. However, I have access to tefillin now, and the sun has not yet set. After I put on the tefillin, what ...
11
votes
7answers
216 views

Zmanim accuracy before digital clocks?

How was time measured for the purpose of Zmanim before we had accurate clocks like we do today? Was it possible to accurately determine Chatzos (at night) or the different watches of the night? I know ...
2
votes
0answers
34 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 ...
3
votes
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 ...
1
vote
1answer
81 views

Why do we still blow shofar during mussaf?

The gemarah (rosh hashana 32b) asks why we wait until mussaf to blow the shofar and answers that the ruling enemies of the Jews mistook the shofar sound for a rallying war cry and forbade it. They ...
3
votes
5answers
905 views

Priorities: Mincha Ketana vs Mincha Gedola

Which timing of mincha is more important: mincha gedolah or mincha ketana? Why?
2
votes
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 ...
12
votes
4answers
1k views

Fast days and time zones

If I fly westward on a fast day, and travel through one/several time zone/s, thereby going back in (clock) time, must I then fast until it ends in my current time zone? What if I fly eastward, thereby ...
1
vote
1answer
152 views

time for shacharit and eating before this time

When is the obligation for Shacharit? Is this what is considered the morning? Is it dawn (alot hashachar), or the earliest time for tallit and tefillin, or sunrise (netz), or the latest time for ...
11
votes
3answers
427 views

When does somebody living in space (e.g. ISS) observe Shabbat?

I understand that Jewish astronauts have been advised to observe Shabbat by Cape Canaveral time, by analogy with traveling to a place that doesn't have daily sunrise/sunset where some rule you use the ...
8
votes
2answers
305 views

Polyphasic Sleep and Halacha

I recently read an article on polyphasic sleep and I'm quite interested in experimenting with it. The article advises the Uberman approach which advocates 20-30 minute naps every four hours, meaning ...
11
votes
1answer
438 views

Kiddush between 6 and 7 o'clock - Which clock?

Many people hold that one should not make kiddush on Shabbos between the hours of 6 and 7. (Sources: Shulchan Aruch Harav and Taamei Haminhagim, (who, in turn, bring a Maharil, a Magen Avraham, and a ...
3
votes
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?
5
votes
2answers
147 views

Why does Jewish law and tradition specify times for saying Shema?

This question is asked at a very basic level, not deeply aware of Judaism or the process of Jewish law. I'm not Jewish so it isn't directly applicable to me, but it helps me to ask a broader question ...
3
votes
0answers
70 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 ...
6
votes
2answers
664 views

Until what time in the morning may you eat on a fast day?

On fast days that begin in the morning, (Asara B'Teves, Taanis Esther, Shiva Asar B'Tamuz, Tzom Gedalya) if you intend to eat when you awake, until what time may you eat in the morning? Does it depend ...
5
votes
1answer
186 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]), ...
3
votes
1answer
184 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 ...
8
votes
1answer
367 views

Halachic justification to not pray the amidah before zman t'filah?

Some Chassidic courts are not makpid (careful) to daven the morning Amidah before z'man tefilah, although this seems to be a clear halacha. Are there any opinions they are relying on? I was once told ...
2
votes
1answer
173 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
votes
1answer
162 views

eating before kiddush

Is there any time in the early morning on Shabbat in which I can eat and drink something without any question of it being considered eating before davening and kiddush? For example, at 3, 4, or 5 ...