Crossing Dateline Archives

I crossed the dateline, traveling eastward (from Australia to California), during Sefira. What should I do regarding Shavuos?

One who travelled east, observes Shavuos a day earlier than the people at his destination (i.e. on Shabbos and Sunday, the fifth and sixth of Sivan). These Halachos are relevant for this situation: Shabbos:…

Can my daughter travel over the dateline to go to Australia for Pesach? Is there any leniency being that this year the קביעות of שבועות is Shabbos Sunday Monday?

The Rebbe wrote that he is not happy (״אין דעתי נוחה כלל״), if people go through the dateline during Sefira, if there isn’t an absolute must to do…

Please see the attached itenirary for someone who is travelling from Bangkok Thailand via Seoul on the Sunday after Pesach. It seems that they will be travelling during the night and will be arriving in NY Sunday night at 9pm. Can they count the ninth Sefira like everyone else in NY without counting on the plane?

Answer: On the Seoul (ICN)-JFK segment, the passenger will be flying against the sun, which will cause the passenger to experience evening, morning, afternoon, and the next evening in…