325 326 # From Imed Chihi (2014-06-04): 327 # We have finally "located" a precise official reference about the DST changes 328 # in Egypt. The Ministers Cabinet decision is explained at 329 # http://www.cabinet.gov.eg/Media/CabinetMeetingsDetails.aspx?id=347 ... 330 # [T]his (Arabic) site is not accessible outside Egypt, but the page ... 331 # translates into: "With regard to daylight saving time, it is scheduled to 332 # take effect at exactly twelve o'clock this evening, Thursday, 15 MAY 2014, 333 # to be suspended by twelve o'clock on the evening of Thursday, 26 JUN 2014, 334 # and re-established again at the end of the month of Ramadan, at twelve 335 # o'clock on the evening of Thursday, 31 JUL 2014." This statement has been 336 # reproduced by other (more accessible) sites[, e.g.,]... 337 # http://elgornal.net/news/news.aspx?id=4699258 338 339 # From Paul Eggert (2014-06-04): 340 # Sarah El Deeb and Lee Keath of AP report that the Egyptian government says 341 # the change is because of blackouts in Cairo, even though Ahram Online (cited 342 # above) says DST had no affect on electricity consumption. There is 343 # no information about when DST will end this fall. See: 344 # http://abcnews.go.com/International/wireStory/el-sissi-pushes-egyptians-line-23614833 345 # 346 # For now, guess that later spring and fall transitions will use 347 # 2010's rules, and guess that Egypt will switch to standard time at 348 # 24:00 the last Thursday before Ramadan, and back to DST at 00:00 the 349 # first Friday after Ramadan. To implement this, 350 # transition dates for 2015 through 2037 were determined by running 351 # the following program under GNU Emacs 24.3, with the results integrated 352 # by hand into the table below. Ramadan again intrudes on the guessed 353 # DST starting in 2038, but that's beyond our somewhat-arbitrary cutoff. 354 # (let ((islamic-year 1436)) 355 # (while (< islamic-year 1460) 356 # (let ((a (calendar-islamic-to-absolute (list 9 1 islamic-year))) 357 # (b (calendar-islamic-to-absolute (list 10 1 islamic-year))) 358 # (friday 5)) 359 # (while (/= friday (mod a 7)) 360 # (setq a (1- a))) 361 # (while (/= friday (mod b 7)) 362 # (setq b (1+ b))) 363 # (setq a (1- a)) 364 # (setq b (1- b)) 365 # (setq a (calendar-gregorian-from-absolute a)) 366 # (setq b (calendar-gregorian-from-absolute b)) 367 # (insert 368 # (format 369 # (concat "Rule\tEgypt\t%d\tonly\t-\t%s\t%2d\t24:00\t0\t-\n" 370 # "Rule\tEgypt\t%d\tonly\t-\t%s\t%2d\t24:00\t1:00\tS\n") 371 # (car (cdr (cdr a))) (calendar-month-name (car a) t) (car (cdr a)) 372 # (car (cdr (cdr b))) (calendar-month-name (car b) t) (car (cdr b))))) 373 # (setq islamic-year (+ 1 islamic-year)))) 374 Rule Egypt 2008 only - Aug lastThu 24:00 0 - 375 Rule Egypt 2009 only - Aug 20 24:00 0 - 376 Rule Egypt 2010 only - Aug 10 24:00 0 - 377 Rule Egypt 2010 only - Sep 9 24:00 1:00 S 378 Rule Egypt 2010 only - Sep lastThu 24:00 0 - 379 Rule Egypt 2014 only - May 15 24:00 1:00 S 380 Rule Egypt 2014 only - Jun 26 24:00 0 - 381 Rule Egypt 2014 only - Jul 31 24:00 1:00 S 382 Rule Egypt 2014 max - Sep lastThu 24:00 0 - 383 Rule Egypt 2015 2019 - Apr lastFri 0:00s 1:00 S 384 Rule Egypt 2015 only - Jun 11 24:00 0 - 385 Rule Egypt 2015 only - Jul 23 24:00 1:00 S 386 Rule Egypt 2016 only - Jun 2 24:00 0 - 387 Rule Egypt 2016 only - Jul 7 24:00 1:00 S 388 Rule Egypt 2017 only - May 25 24:00 0 - 389 Rule Egypt 2017 only - Jun 29 24:00 1:00 S 390 Rule Egypt 2018 only - May 10 24:00 0 - 391 Rule Egypt 2018 only - Jun 14 24:00 1:00 S 392 Rule Egypt 2019 only - May 2 24:00 0 - 393 Rule Egypt 2019 only - Jun 6 24:00 1:00 S 394 Rule Egypt 2020 only - May 28 24:00 1:00 S 395 Rule Egypt 2021 only - May 13 24:00 1:00 S 396 Rule Egypt 2022 only - May 5 24:00 1:00 S 397 Rule Egypt 2023 max - Apr lastFri 0:00s 1:00 S 398 399 # Zone NAME GMTOFF RULES FORMAT [UNTIL] 400 Zone Africa/Cairo 2:05:09 - LMT 1900 Oct 401 2:00 Egypt EE%sT 402 403 # Equatorial Guinea 404 # See Africa/Lagos. 405 406 # Eritrea 407 # Ethiopia 408 # See Africa/Nairobi. 409 410 # Gabon 411 # See Africa/Lagos. 412 413 # Gambia 414 # See Africa/Abidjan. 415 416 # Ghana 417 # Rule NAME FROM TO TYPE IN ON AT SAVE LETTER/S | 325 326 # From Imed Chihi (2014-06-04): 327 # We have finally "located" a precise official reference about the DST changes 328 # in Egypt. The Ministers Cabinet decision is explained at 329 # http://www.cabinet.gov.eg/Media/CabinetMeetingsDetails.aspx?id=347 ... 330 # [T]his (Arabic) site is not accessible outside Egypt, but the page ... 331 # translates into: "With regard to daylight saving time, it is scheduled to 332 # take effect at exactly twelve o'clock this evening, Thursday, 15 MAY 2014, 333 # to be suspended by twelve o'clock on the evening of Thursday, 26 JUN 2014, 334 # and re-established again at the end of the month of Ramadan, at twelve 335 # o'clock on the evening of Thursday, 31 JUL 2014." This statement has been 336 # reproduced by other (more accessible) sites[, e.g.,]... 337 # http://elgornal.net/news/news.aspx?id=4699258 338 339 # From Paul Eggert (2014-06-04): 340 # Sarah El Deeb and Lee Keath of AP report that the Egyptian government says 341 # the change is because of blackouts in Cairo, even though Ahram Online (cited 342 # above) says DST had no affect on electricity consumption. There is 343 # no information about when DST will end this fall. See: 344 # http://abcnews.go.com/International/wireStory/el-sissi-pushes-egyptians-line-23614833 345 346 # From Steffen Thorsen (2015-04-08): 347 # Egypt will start DST on midnight after Thursday, April 30, 2015. 348 # This is based on a law (no 35) from May 15, 2014 saying it starts the last 349 # Thursday of April.... Clocks will still be turned back for Ramadan, but 350 # dates not yet announced.... 351 # http://almogaz.com/news/weird-news/2015/04/05/1947105 ... 352 # http://www.timeanddate.com/news/time/egypt-starts-dst-2015.html 353 354 # From Ahmed Nazmy (2015-04-20): 355 # Egypt's ministers cabinet just announced ... that it will cancel DST at 356 # least for 2015. 357 # 358 # From Tim Parenti (2015-04-20): 359 # http://english.ahram.org.eg/WriterArticles/NewsContentP/1/128195/Egypt/No-daylight-saving-this-summer-Egypts-prime-minist.aspx 360 # "Egypt's cabinet agreed on Monday not to switch clocks for daylight saving 361 # time this summer, and carry out studies on the possibility of canceling the 362 # practice altogether in future years." 363 # 364 # From Paul Eggert (2015-04-20): 365 # For now, assume DST will be canceled. Any resumption would likely 366 # use different rules anyway. 367 368 Rule Egypt 2008 only - Aug lastThu 24:00 0 - 369 Rule Egypt 2009 only - Aug 20 24:00 0 - 370 Rule Egypt 2010 only - Aug 10 24:00 0 - 371 Rule Egypt 2010 only - Sep 9 24:00 1:00 S 372 Rule Egypt 2010 only - Sep lastThu 24:00 0 - 373 Rule Egypt 2014 only - May 15 24:00 1:00 S 374 Rule Egypt 2014 only - Jun 26 24:00 0 - 375 Rule Egypt 2014 only - Jul 31 24:00 1:00 S 376 Rule Egypt 2014 only - Sep lastThu 24:00 0 - 377 378 # Zone NAME GMTOFF RULES FORMAT [UNTIL] 379 Zone Africa/Cairo 2:05:09 - LMT 1900 Oct 380 2:00 Egypt EE%sT 381 382 # Equatorial Guinea 383 # See Africa/Lagos. 384 385 # Eritrea 386 # Ethiopia 387 # See Africa/Nairobi. 388 389 # Gabon 390 # See Africa/Lagos. 391 392 # Gambia 393 # See Africa/Abidjan. 394 395 # Ghana 396 # Rule NAME FROM TO TYPE IN ON AT SAVE LETTER/S |