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1 # @(#)australasia 7.43
2 # This file also includes Pacific islands.
3
4 # Notes are at the end of this file
5
6 ###############################################################################
7
8 # Australia
9
10 # Rule NAME FROM TO TYPE IN ON AT SAVE LETTER/S
11 # Shanks gives 1917 Jan 1 0:01; go with Whitman (and guess 2:00).
12 Rule Aus 1916 only - Oct 1 2:00 1:00 -
13 Rule Aus 1917 only - Mar 25 2:00 0 -
14 Rule Aus 1942 only - Jan 1 2:00 1:00 -
15 Rule Aus 1942 only - Mar 29 2:00 0 -
16 Rule Aus 1942 only - Sep 27 2:00 1:00 -
17 Rule Aus 1943 1944 - Mar lastSun 2:00 0 -
18 Rule Aus 1943 only - Oct 3 2:00 1:00 -
19 # Whitman says W Australia didn't use DST in 1943/1944, and that
20 # 1944/1945 was just like 1943/1944; go with Shanks.
21
22 # Zone NAME GMTOFF RULES FORMAT [UNTIL]
23 # Northern Territory
24 Zone Australia/Darwin 8:43:20 - LMT 1895 Feb
25 9:00 - CST 1899 May
26 9:30 - CST 1917 Jan 1 0:01
27 9:30 Aus CST
28 # Western Australia
29 Zone Australia/Perth 7:43:24 - LMT 1895 Dec
30 8:00 - WST 1917 Jan 1 0:01
31 8:00 Aus WST 1974 Oct lastSun 2:00s
32 8:00 1:00 WST 1975 Mar Sun>=1 2:00s
33 8:00 - WST 1983 Oct lastSun 2:00s
34 8:00 1:00 WST 1984 Mar Sun>=1 2:00s
35 8:00 - WST 1991 Nov 17 2:00s
36 8:00 1:00 WST 1992 Mar Sun>=1 2:00s
37 8:00 - WST
38 # Queensland
39 #
40 # From Alex Livingston <alex@agsm.unsw.edu.au> (1996-11-01):
41 # I have heard or read more than once that some resort islands off the coast
42 # of Queensland chose to keep observing daylight-saving time even after
43 # Queensland ceased to.
44 #
45 # From Paul Eggert (1996-11-22):
46 # IATA SSIM (1993-02/1994-09) say that the Holiday Islands (Hayman, Lindeman,
47 # Hamilton) observed DST for two years after the rest of Queensland stopped.
48 # Hamilton is the largest, but there is also a Hamilton in Victoria,
49 # so use Lindeman.
50 #
51 # Rule NAME FROM TO TYPE IN ON AT SAVE LETTER/S
52 Rule AQ 1989 1991 - Oct lastSun 2:00s 1:00 -
53 Rule AQ 1990 1992 - Mar Sun>=1 2:00s 0 -
54 Rule Holiday 1989 1993 - Oct lastSun 2:00s 1:00 -
55 Rule Holiday 1990 1994 - Mar Sun>=1 2:00s 0 -
56 Zone Australia/Brisbane 10:12:08 - LMT 1895
57 10:00 - EST 1917 Jan 1 0:01
58 10:00 Aus EST 1971 Oct lastSun 2:00s
59 10:00 1:00 EST 1972 Feb lastSun 2:00s
60 10:00 AQ EST
61 Zone Australia/Lindeman 9:55:56 - LMT 1895
62 10:00 - EST 1917 Jan 1 0:01
63 10:00 Aus EST 1971 Oct lastSun 2:00s
64 10:00 1:00 EST 1972 Feb lastSun 2:00s
65 10:00 Holiday EST
66
67 # South Australia
68 # Rule NAME FROM TO TYPE IN ON AT SAVE LETTER/S
69 Rule AS 1971 1985 - Oct lastSun 2:00s 1:00 -
70 Rule AS 1986 only - Oct 19 2:00s 1:00 -
71 Rule AS 1987 max - Oct lastSun 2:00s 1:00 -
72 Rule AS 1972 only - Feb 27 2:00s 0 -
73 Rule AS 1973 1985 - Mar Sun>=1 2:00s 0 -
74 Rule AS 1986 1989 - Mar Sun>=15 2:00s 0 -
75 Rule AS 1990 1994 even Mar Sun>=18 2:00s 0 -
76 Rule AS 1990 1994 odd Mar Sun>=1 2:00s 0 -
77 Rule AS 1995 max - Mar lastSun 2:00s 0 -
78 # Zone NAME GMTOFF RULES FORMAT [UNTIL]
79 Zone Australia/Adelaide 9:14:20 - LMT 1895 Feb
80 9:00 - CST 1899 May
81 9:30 - CST 1917 Jan 1 0:01
82 9:30 Aus CST 1971 Oct lastSun 2:00s
83 9:30 AS CST
84
85 # Tasmania
86 # Rule NAME FROM TO TYPE IN ON AT SAVE LETTER/S
87 Rule AT 1967 only - Oct 1 2:00s 1:00 -
88 Rule AT 1968 only - Mar 31 2:00s 0 -
89 Rule AT 1968 1985 - Oct lastSun 2:00s 1:00 -
90 Rule AT 1969 1971 - Mar Sun>=8 2:00s 0 -
91 Rule AT 1972 only - Feb 27 2:00s 0 -
92 Rule AT 1973 1981 - Mar Sun>=1 2:00s 0 -
93 Rule AT 1982 1983 - Mar lastSun 2:00s 0 -
94 Rule AT 1984 1986 - Mar Sun>=1 2:00s 0 -
95 Rule AT 1986 only - Oct 19 2:00s 1:00 -
96 Rule AT 1987 1990 - Mar Sun>=15 2:00s 0 -
97 Rule AT 1987 1990 - Oct lastSun 2:00s 1:00 -
98 Rule AT 1991 max - Oct Sun>=1 2:00s 1:00 -
99 Rule AT 1991 max - Mar lastSun 2:00s 0 -
100 # Zone NAME GMTOFF RULES FORMAT [UNTIL]
101 Zone Australia/Hobart 9:49:16 - LMT 1895 Sep
102 10:00 - EST 1917 Jan 1 0:01
103 10:00 Aus EST 1967 Oct 1 2:00s
104 10:00 AT EST
105
106 # Victoria
107 # Rule NAME FROM TO TYPE IN ON AT SAVE LETTER/S
108 Rule AV 1971 1985 - Oct lastSun 2:00s 1:00 -
109 Rule AV 1972 only - Feb 27 2:00s 0 -
110 Rule AV 1973 1985 - Mar Sun>=1 2:00s 0 -
111 Rule AV 1986 1990 - Mar Sun>=15 2:00s 0 -
112 Rule AV 1986 only - Oct 19 2:00s 1:00 -
113 Rule AV 1987 max - Oct lastSun 2:00s 1:00 -
114 Rule AV 1991 1994 - Mar Sun>=1 2:00s 0 -
115 Rule AV 1995 max - Mar lastSun 2:00s 0 -
116 # Zone NAME GMTOFF RULES FORMAT [UNTIL]
117 Zone Australia/Melbourne 9:39:52 - LMT 1895 Feb
118 10:00 - EST 1917 Jan 1 0:01
119 10:00 Aus EST 1971 Oct 31 2:00s
120 10:00 AV EST
121
122 # New South Wales
123 # Rule NAME FROM TO TYPE IN ON AT SAVE LETTER/S
124 Rule AN 1971 1985 - Oct lastSun 2:00s 1:00 -
125 Rule AN 1972 only - Feb 27 2:00s 0 -
126 Rule AN 1973 1981 - Mar Sun>=1 2:00s 0 -
127 Rule AN 1982 only - Apr Sun>=1 2:00s 0 -
128 Rule AN 1983 1985 - Mar Sun>=1 2:00s 0 -
129 Rule AN 1986 1989 - Mar Sun>=15 2:00s 0 -
130 Rule AN 1986 only - Oct 19 2:00s 1:00 -
131 Rule AN 1987 max - Oct lastSun 2:00s 1:00 -
132 Rule AN 1990 1995 - Mar Sun>=1 2:00s 0 -
133 Rule AN 1996 max - Mar lastSun 2:00s 0 -
134 # Zone NAME GMTOFF RULES FORMAT [UNTIL]
135 Zone Australia/Sydney 10:04:52 - LMT 1895 Feb
136 10:00 - EST 1917 Jan 1 0:01
137 10:00 Aus EST 1971 Oct 31 2:00s
138 10:00 AN EST
139 Zone Australia/Broken_Hill 9:25:48 - LMT 1895 Feb
140 10:00 - EST 1896 Aug 23
141 9:00 - CST 1899 May
142 9:30 - CST 1917 Jan 1 0:01
143 9:30 Aus CST 1971 Oct 31 2:00s
144 9:30 AN CST
145
146 # Lord Howe Island
147 # Rule NAME FROM TO TYPE IN ON AT SAVE LETTER/S
148 Rule LH 1981 1984 - Oct lastSun 2:00s 1:00 -
149 Rule LH 1982 1985 - Mar Sun>=1 2:00s 0 -
150 Rule LH 1985 only - Oct lastSun 2:00s 0:30 -
151 Rule LH 1986 1989 - Mar Sun>=15 2:00s 0 -
152 Rule LH 1986 only - Oct 19 2:00s 0:30 -
153 Rule LH 1987 max - Oct lastSun 2:00s 0:30 -
154 Rule LH 1990 1995 - Mar Sun>=1 2:00s 0 -
155 Rule LH 1996 max - Mar lastSun 2:00s 0 -
156 Zone Australia/Lord_Howe 10:36:20 - LMT 1895 Feb
157 10:00 - EST 1981 Mar
158 10:30 LH LHST
159
160 # Australian miscellany
161 #
162 # Ashmore Is, Cartier
163 # no indigenous inhabitants; only seasonal caretakers
164 # no information; probably like Australia/Perth
165 #
166 # Coral Sea Is
167 # no indigenous inhabitants; only meteorologists
168 # no information
169 #
170 # Macquarie
171 # permanent occupation (scientific station) since 1948;
172 # sealing and penguin oil station operated 1888-1917
173 # no information
174 #
175 # Manihiki, Penrhyn, Rakehanga
176 # no information
177
178 # Christmas
179 # Zone NAME GMTOFF RULES FORMAT [UNTIL]
180 Zone Indian/Christmas 7:02:52 - LMT 1895 Feb
181 7:00 - CXT # Christmas Island Time
182
183 # Cook Is
184 # Rule NAME FROM TO TYPE IN ON AT SAVE LETTER/S
185 Rule Cook 1978 only - Nov 12 0:00 0:30 HS
186 Rule Cook 1979 max - Mar Sun>=1 0:00 0 -
187 Rule Cook 1979 max - Oct lastSun 0:00 0:30 HS
188 # Zone NAME GMTOFF RULES FORMAT [UNTIL]
189 Zone Pacific/Rarotonga -10:39:04 - LMT 1901 # Avarua
190 -10:30 - CKT 1978 Nov 12 # Cook Is Time
191 -10:00 Cook CK%sT
192
193 # Cocos
194 # From USNO (1989):
195 # Zone NAME GMTOFF RULES FORMAT [UNTIL]
196 Zone Indian/Cocos 6:30 - CCT # Cocos Islands Time
197
198 # Fiji
199 # Zone NAME GMTOFF RULES FORMAT [UNTIL]
200 Zone Pacific/Fiji 11:53:40 - LMT 1915 Oct 26 # Suva
201 12:00 - FJT # Fiji Time
202
203 # French Polynesia
204 # Zone NAME GMTOFF RULES FORMAT [UNTIL]
205 Zone Pacific/Gambier -8:59:48 - LMT 1912 Oct # Rikitea
206 -9:00 - GAMT # Gambier Time
207 Zone Pacific/Marquesas -9:18:00 - LMT 1912 Oct
208 -9:30 - MART # Marquesas Time
209 Zone Pacific/Tahiti -9:58:16 - LMT 1912 Oct # Papeete
210 -10:00 - TAHT # Tahiti Time
211 # Clipperton (near North America) is administered from French Polynesia;
212 # it is uninhabited.
213
214 # Guam
215 # Zone NAME GMTOFF RULES FORMAT [UNTIL]
216 Zone Pacific/Guam 9:39:00 - LMT 1901 # Agana
217 10:00 - GST
218
219 # Kiribati
220 # Zone NAME GMTOFF RULES FORMAT [UNTIL]
221 Zone Pacific/Tarawa 11:32:04 - LMT 1901 # Bairiki
222 12:00 - GILT # Gilbert Is Time
223 Zone Pacific/Enderbury -11:24:20 - LMT 1901
224 -12:00 - PHOT 1979 Oct # Phoenix Is Time
225 -11:00 - PHOT 1995
226 13:00 - PHOT
227 Zone Pacific/Kiritimati -10:29:20 - LMT 1901
228 -10:40 - LINT 1979 Oct # Line Is Time
229 -10:00 - LINT 1995
230 14:00 - LINT
231
232 # N Mariana Is
233 # Zone NAME GMTOFF RULES FORMAT [UNTIL]
234 Zone Pacific/Saipan 9:43:00 - LMT 1901
235 9:00 - MPT 1969 Oct # N Mariana Is Time
236 10:00 - MPT
237
238 # Marshall Is
239 # Zone NAME GMTOFF RULES FORMAT [UNTIL]
240 Zone Pacific/Majuro 11:24:48 - LMT 1901
241 11:00 - MHT 1969 Oct # Marshall Islands Time
242 12:00 - MHT
243 Zone Pacific/Kwajalein 11:09:20 - LMT 1901
244 11:00 - MHT 1969 Oct
245 -12:00 - KWAT 1993 Aug 20 # Kwajalein Time
246 12:00 - MHT
247
248 # Micronesia
249 # Zone NAME GMTOFF RULES FORMAT [UNTIL]
250 Zone Pacific/Yap 9:12:32 - LMT 1901 # Colonia
251 9:00 - YAPT 1969 Oct # Yap Time
252 10:00 - YAPT
253 Zone Pacific/Truk 10:07:08 - LMT 1901
254 10:00 - TRUT # Truk Time
255 Zone Pacific/Ponape 10:32:52 - LMT 1901 # Kolonia
256 11:00 - PONT # Ponape Time
257 Zone Pacific/Kosrae 10:51:56 - LMT 1901
258 11:00 - PONT 1969 Oct
259 12:00 - KOST # Kosrae Time
260
261 # Nauru
262 # Zone NAME GMTOFF RULES FORMAT [UNTIL]
263 Zone Pacific/Nauru 11:07:40 - LMT 1921 Jan 15 # Uaobe
264 11:30 - NRT 1942 Mar 15 # Nauru Time
265 9:00 - JST 1944 Aug 15
266 11:30 - NRT 1979 May
267 12:00 - NRT
268
269 # New Caledonia
270 # Rule NAME FROM TO TYPE IN ON AT SAVE LETTER/S
271 Rule NC 1977 1978 - Dec Sun>=1 0:00 1:00 S
272 Rule NC 1978 1979 - Feb 27 0:00 0 -
273 Rule NC 1996 only - Dec 1 2:00s 1:00 S
274 Rule NC 1997 max - Mar Sun>=1 2:00s 0 -
275 Rule NC 1997 max - Nov lastSun 2:00s 1:00 S
276 # Zone NAME GMTOFF RULES FORMAT [UNTIL]
277 Zone Pacific/Noumea 11:05:48 - LMT 1912 Jan 13
278 11:00 NC NC%sT
279
280
281 ###############################################################################
282
283 # New Zealand
284
285 # Rule NAME FROM TO TYPE IN ON AT SAVE LETTER/S
286 # Shanks gives 1927 Nov 6 - 1928 Mar 4, 1928 Oct 14 - 1929 Mar 17,
287 # 1929 Oct 13 - 1930 Mar 16; go with Whitman.
288 Rule NZ 1927 only - Nov 26 2:00 0:30 HD
289 Rule NZ 1928 1929 - Mar Sun>=1 2:00 0 S
290 Rule NZ 1928 only - Nov 4 2:00 0:30 HD
291 Rule NZ 1929 only - Oct 30 2:00 0:30 HD
292 Rule NZ 1930 1933 - Mar Sun>=15 2:00 0 S
293 Rule NZ 1930 1933 - Oct Sun>=8 2:00 0:30 HD
294 # Whitman says DST went on and off during war years, and the base UT offset
295 # didn't change until 1945 Apr 30; go with Shanks.
296 Rule NZ 1934 1940 - Apr lastSun 2:00 0 S
297 Rule NZ 1934 1939 - Sep lastSun 2:00 0:30 HD
298 Rule NZ 1974 only - Nov 3 2:00s 1:00 D
299 Rule NZ 1975 1988 - Oct lastSun 2:00s 1:00 D
300 Rule NZ 1989 only - Oct 8 2:00s 1:00 D
301 Rule NZ 1990 max - Oct Sun>=1 2:00s 1:00 D
302 Rule NZ 1975 only - Feb 23 2:00s 0 S
303 Rule NZ 1976 1989 - Mar Sun>=1 2:00s 0 S
304 Rule NZ 1990 max - Mar Sun>=15 2:00s 0 S
305 Rule Chatham 1990 max - Oct Sun>=1 2:45s 1:00 D
306 Rule Chatham 1991 max - Mar Sun>=15 2:45s 0 S
307 # Zone NAME GMTOFF RULES FORMAT [UNTIL]
308 Zone Pacific/Auckland 11:39:04 - LMT 1868
309 11:30 NZ NZ%sT 1940 Sep 29 2:00
310 12:00 NZ NZ%sT
311 Zone Pacific/Chatham 12:45 Chatham CHA%sT
312
313
314 # Auckland Is
315 # uninhabited
316
317 # Campbell I
318 # minor whaling stations operated 1909-14
319 # scientific station operated 1941-1995
320 # was probably like Pacific/Auckland
321
322 ###############################################################################
323
324
325 # Niue
326 # Zone NAME GMTOFF RULES FORMAT [UNTIL]
327 Zone Pacific/Niue -11:19:40 - LMT 1901 # Alofi
328 -11:20 - NUT 1951 # Niue Time
329 -11:30 - NUT 1978 Oct 1
330 -11:00 - NUT
331
332 # Norfolk
333 # Zone NAME GMTOFF RULES FORMAT [UNTIL]
334 Zone Pacific/Norfolk 11:11:52 - LMT 1901 # Kingston
335 11:12 - NMT 1951 # Norfolk Mean Time
336 11:30 - NFT # Norfolk Time
337
338 # Palau
339 # Zone NAME GMTOFF RULES FORMAT [UNTIL]
340 Zone Pacific/Palau 8:57:56 - LMT 1901 # Koror
341 9:00 - PWT # Palau Time
342
343 # Papua New Guinea
344 # Zone NAME GMTOFF RULES FORMAT [UNTIL]
345 Zone Pacific/Port_Moresby 9:48:40 - LMT 1880
346 9:48:40 - PMMT 1895 # Port Moresby Mean Time
347 10:00 - PGT # Papua New Guinea Time
348
349 # Pitcairn
350 # Zone NAME GMTOFF RULES FORMAT [UNTIL]
351 Zone Pacific/Pitcairn -8:40:20 - LMT 1901 # Adamstown
352 -8:30 - PNT # Pitcairn Time
353
354 # American Samoa
355 Zone Pacific/Pago_Pago 12:37:12 - LMT 1879 Jul 5
356 -11:22:48 - LMT 1911
357 -11:30 - SAMT 1950 # Samoa Time
358 -11:00 - NST 1967 Apr # N=Nome
359 -11:00 - BST 1983 Nov 30 # B=Bering
360 -11:00 - SST # S=Samoa
361
362 # W Samoa
363 Zone Pacific/Apia 12:33:04 - LMT 1879 Jul 5
364 -11:26:56 - LMT 1911
365 -11:30 - SAMT 1950 # Samoa Time
366 -11:00 - WST # W Samoa Time
367
368 # Solomon Is
369 # excludes Bougainville, for which see Papua New Guinea
370 # Zone NAME GMTOFF RULES FORMAT [UNTIL]
371 Zone Pacific/Guadalcanal 10:39:48 - LMT 1912 Oct # Honiara
372 11:00 - SBT # Solomon Is Time
373
374 # Tokelau Is
375 # Zone NAME GMTOFF RULES FORMAT [UNTIL]
376 Zone Pacific/Fakaofo -11:24:56 - LMT 1901
377 -10:00 - TKT # Tokelau Time
378
379 # Tonga
380 # Zone NAME GMTOFF RULES FORMAT [UNTIL]
381 Zone Pacific/Tongatapu 12:19:20 - LMT 1901
382 12:20 - TOT 1968 Oct # Tonga Time
383 13:00 - TOT
384
385 # Tuvalu
386 # Zone NAME GMTOFF RULES FORMAT [UNTIL]
387 Zone Pacific/Funafuti 11:56:52 - LMT 1901
388 12:00 - TVT # Tuvalu Time
389
390
391 # US minor outlying islands
392
393 # Howland, Baker
394 # uninhabited since World War II
395 # no information; was probably like Pacific/Pago_Pago
396
397 # Jarvis
398 # uninhabited since 1958
399 # no information; was probably like Pacific/Kiritimati
400
401 # Johnston
402 # Zone NAME GMTOFF RULES FORMAT [UNTIL]
403 Zone Pacific/Johnston -10:00 - HST
404
405 # Kingman
406 # uninhabited
407
408 # Midway
409 Zone Pacific/Midway -11:49:28 - LMT 1901
410 -11:00 - NST 1967 Apr # N=Nome
411 -11:00 - BST 1983 Nov 30 # B=Bering
412 -11:00 - SST # S=Samoa
413
414 # Palmyra
415 # uninhabited since World War II; was probably like Pacific/Kiritimati
416
417 # Wake
418 # Zone NAME GMTOFF RULES FORMAT [UNTIL]
419 Zone Pacific/Wake 11:06:28 - LMT 1901
420 12:00 - WAKT # Wake Time
421
422
423 # Vanuatu
424 # Rule NAME FROM TO TYPE IN ON AT SAVE LETTER/S
425 Rule Vanuatu 1983 only - Sep 25 0:00 1:00 S
426 Rule Vanuatu 1984 1991 - Mar Sun>=23 0:00 0 -
427 Rule Vanuatu 1984 only - Oct 23 0:00 1:00 S
428 Rule Vanuatu 1985 1991 - Sep Sun>=23 0:00 1:00 S
429 Rule Vanuatu 1992 1993 - Jan Sun>=23 0:00 0 -
430 Rule Vanuatu 1992 only - Oct Sun>=23 0:00 1:00 S
431 # Zone NAME GMTOFF RULES FORMAT [UNTIL]
432 Zone Pacific/Efate 11:13:16 - LMT 1912 Jan 13 # Vila
433 11:00 Vanuatu VU%sT # Vanuatu Time
434
435 # Wallis and Futuna
436 # Zone NAME GMTOFF RULES FORMAT [UNTIL]
437 Zone Pacific/Wallis 12:15:20 - LMT 1901
438 12:00 - WFT # Wallis & Futuna Time
439
440 ###############################################################################
441
442 # NOTES
443
444 # This data is by no means authoritative; if you think you know better,
445 # go ahead and edit the file (and please send any changes to
446 # tz@elsie.nci.nih.gov for general use in the future).
447
448 # From Paul Eggert <eggert@twinsun.com> (1996-11-22):
449 # A good source for time zone historical data outside the U.S. is
450 # Thomas G. Shanks, The International Atlas (3rd edition),
451 # San Diego: ACS Publications, Inc. (1991).
452 #
453 # Gwillim Law <LAW@encmail.encompass.com> writes that a good source
454 # for recent time zone data is the International Air Transport
455 # Association's Standard Schedules Information Manual (IATA SSIM),
456 # published semiannually. Law sent in several helpful summaries
457 # of the IATA's data after 1990.
458 #
459 # Except where otherwise noted, Shanks is the source for entries through 1990,
460 # and IATA SSIM is the source for entries after 1990.
461 #
462 # Another source occasionally used is Edward W. Whitman, World Time Differences,
463 # Whitman Publishing Co, 2 Niagara Av, Ealing, London (undated), which
464 # I found in the UCLA library.
465 #
466 # A reliable and entertaining source about time zones is
467 # Derek Howse, Greenwich time and the discovery of the longitude,
468 # Oxford University Press (1980).
469 #
470 # I invented the abbreviations marked `*' in the following table;
471 # the rest are from earlier versions of this file, or from other sources.
472 # Corrections are welcome!
473 # std dst
474 # LMT Local Mean Time
475 # 8:00 WST WST Western Australia
476 # 9:00 JST Japan
477 # 9:30 CST CST Central Australia
478 # 10:00 EST EST Eastern Australia
479 # 10:00 GST Guam
480 # 10:30 LHST LHST Lord Howe*
481 # 12:00 NZST NZDT New Zealand
482 # 12:45 CHAST CHADT Chatham*
483 # -11:00 SST Samoa
484 # -10:00 HST Hawaii
485 #
486 # See the `northamerica' file for Hawaii.
487 # See the `southamerica' file for Easter I and the Galapagos Is.
488
489 ###############################################################################
490
491 # Australia
492
493 # From John Mackin (1991-03-06):
494 # We in Australia have _never_ referred to DST as `daylight' time.
495 # It is called `summer' time. Now by a happy coincidence, `summer'
496 # and `standard' happen to start with the same letter; hence, the
497 # abbreviation does _not_ change...
498 # The legislation does not actually define abbreviations, at least
499 # in this State, but the abbreviation is just commonly taken to be the
500 # initials of the phrase, and the legislation here uniformly uses
501 # the phrase `summer time' and does not use the phrase `daylight
502 # time'.
503 # Announcers on the Commonwealth radio network, the ABC (for Australian
504 # Broadcasting Commission), use the phrases `Eastern Standard Time'
505 # or `Eastern Summer Time'. (Note, though, that as I say in the
506 # current australasia file, there is really no such thing.) Announcers
507 # on its overseas service, Radio Australia, use the same phrases
508 # prefixed by the word `Australian' when referring to local times;
509 # time announcements on that service, naturally enough, are made in UTC.
510
511 # From Arthur David Olson (March 8 1992):
512 # Given the above, what's chosen for year-round use is:
513 # CST for any place operating at a GMTOFF of 9:30
514 # WST for any place operating at a GMTOFF of 8:00
515 # EST for any place operating at a GMTOFF of 10:00
516
517 # From Paul Eggert (1995-12-19):
518 # Shanks reports 2:00 for all autumn changes in Australia and New Zealand.
519 # Mark Prior <mrp@itd.adelaide.edu.au> writes that his newspaper
520 # reports that NSW's fall 1995 change will occur at 2:00,
521 # but Robert Elz says it's been 3:00 in Victoria since 1970
522 # and perhaps the newspaper's `2:00' is referring to standard time.
523 # For now we'll continue to assume 2:00s for changes since 1960.
524
525 # From Eric Ulevik <eau@zip.com.au> (1998-01-05):
526 #
527 # Here are some URLs to Australian time legislation. These URLs are stable,
528 # and should probably be included in the data file. There are probably more
529 # relevant entries in this database.
530 #
531 # NSW (including LHI and Broken Hill):
532 # <a href="http://www.austlii.edu.au/au/legis/nsw/consol_act/sta1987137/index.html">
533 # Standard Time Act 1987 (updated 1995-04-04)
534 # </a>
535 # ACT
536 # <a href="http://www.austlii.edu.au/au/legis/act/consol_act/consol_act/stasta1972279/index.html">
537 # Standard Time and Summer Time Act 1972
538 # </a>
539 # SA
540 # <a href="http://www.austlii.edu.au/au/legis/sa/consol_act/sta1898137/index.html">
541 # Standard Time Act, 1898
542 # </a>
543
544 # Northern Territory
545
546 # From George Shepherd via Simon Woodhead via Robert Elz (1991-03-06):
547 # # The NORTHERN TERRITORY.. [ Courtesy N.T. Dept of the Chief Minister ]
548 # # [ Nov 1990 ]
549 # # N.T. have never utilised any DST due to sub-tropical/tropical location.
550 # ...
551 # Zone Australia/North 9:30 - CST
552
553 # From Bradley White (1991-03-04):
554 # A recent excerpt from an Australian newspaper...
555 # the Northern Territory do[es] not have daylight saving.
556
557 # Western Australia
558
559 # From George Shepherd via Simon Woodhead via Robert Elz (1991-03-06):
560 # # The state of WESTERN AUSTRALIA.. [ Courtesy W.A. dept Premier+Cabinet ]
561 # # [ Nov 1990 ]
562 # # W.A. suffers from a great deal of public and political opposition to
563 # # DST in principle. A bill is brought before parliament in most years, but
564 # # usually defeated either in the upper house, or in party caucus
565 # # before reaching parliament.
566 # ...
567 # Zone Australia/West 8:00 AW %sST
568 # ...
569 # Rule AW 1974 only - Oct lastSun 2:00 1:00 D
570 # Rule AW 1975 only - Mar Sun>=1 3:00 0 W
571 # Rule AW 1983 only - Oct lastSun 2:00 1:00 D
572 # Rule AW 1984 only - Mar Sun>=1 3:00 0 W
573
574 # From Bradley White (1991-03-04):
575 # A recent excerpt from an Australian newspaper...
576 # Western Australia...do[es] not have daylight saving.
577
578 # From John D. Newman via Bradley White (1991-11-02):
579 # Western Australia is still on "winter time". Some DH in Sydney
580 # rang me at home a few days ago at 6.00am. (He had just arrived at
581 # work at 9.00am.)
582 # W.A. is switching to Summer Time on Nov 17th just to confuse
583 # everybody again.
584
585 # From Arthur David Olson (1992-03-08):
586 # The 1992 ending date used in the rules is a best guess;
587 # it matches what was used in the past.
588
589 # Queensland
590 # From George Shepherd via Simon Woodhead via Robert Elz (1991-03-06):
591 # # The state of QUEENSLAND.. [ Courtesy Qld. Dept Premier Econ&Trade Devel ]
592 # # [ Dec 1990 ]
593 # ...
594 # Zone Australia/Queensland 10:00 AQ %sST
595 # ...
596 # Rule AQ 1971 only - Oct lastSun 2:00 1:00 D
597 # Rule AQ 1972 only - Feb lastSun 3:00 0 E
598 # Rule AQ 1989 max - Oct lastSun 2:00 1:00 D
599 # Rule AQ 1990 max - Mar Sun>=1 3:00 0 E
600
601 # From Bradley White (1989-12-24):
602 # "Australia/Queensland" now observes daylight time (i.e. from
603 # October 1989).
604
605 # From Bradley White (1991-03-04):
606 # A recent excerpt from an Australian newspaper...
607 # ...Queensland...[has] agreed to end daylight saving
608 # at 3am tomorrow (March 3)...
609
610 # From John Mackin (1991-03-06):
611 # I can certainly confirm for my part that Daylight Saving in NSW did in fact
612 # end on Sunday, 3 March. I don't know at what hour, though. (It surprised
613 # me.)
614
615 # From Bradley White (1992-03-08):
616 # ...there was recently a referendum in Queensland which resulted
617 # in the experimental daylight saving system being abandoned. So, ...
618 # ...
619 # Rule QLD 1989 1991 - Oct lastSun 2:00 1:00 D
620 # Rule QLD 1990 1992 - Mar Sun>=1 3:00 0 S
621 # ...
622
623 # From Arthur David Olson (1992-03-08):
624 # The chosen rules the union of the 1971/1972 change and the 1989-1992 changes.
625
626 # South Australia, Tasmania, Victoria
627
628 # From Arthur David Olson (1992-03-08):
629 # The rules from version 7.1 follow.
630 # There are lots of differences between these rules and
631 # the Shepherd et al. rules. Since the Shepherd et al. rules
632 # and Bradley White's newspaper article are in agreement on
633 # current DST ending dates, no worries.
634 #
635 # Rule Oz 1971 1985 - Oct lastSun 2:00 1:00 -
636 # Rule Oz 1986 max - Oct Sun<=24 2:00 1:00 -
637 # Rule Oz 1972 only - Feb 27 3:00 0 -
638 # Rule Oz 1973 1986 - Mar Sun>=1 3:00 0 -
639 # Rule Oz 1987 max - Mar Sun<=21 3:00 0 -
640 # Zone Australia/Tasmania 10:00 Oz EST
641 # Zone Australia/South 9:30 Oz CST
642 # Zone Australia/Victoria 10:00 Oz EST 1985 Oct lastSun 2:00
643 # 10:00 1:00 EST 1986 Mar Sun<=21 3:00
644 # 10:00 Oz EST
645
646 # From Robert Elz (1991-03-06):
647 # I believe that the current start date for DST is "lastSun" in Oct...
648 # that changed Oct 89. That is, we're back to the
649 # original rule, and that rule currently applies in all the states
650 # that have dst, incl Qld. (Certainly it was true in Vic).
651 # The file I'm including says that happened in 1988, I think
652 # that's incorrect, but I'm not 100% certain.
653
654 # South Australia
655
656 # From Bradley White (1991-03-04):
657 # A recent excerpt from an Australian newspaper...
658 # ...South Australia...[has] agreed to end daylight saving
659 # at 3am tomorrow (March 3)...
660
661 # From George Shepherd via Simon Woodhead via Robert Elz (1991-03-06):
662 # # The state of SOUTH AUSTRALIA....[ Courtesy of S.A. Dept of Labour ]
663 # # [ Nov 1990 ]
664 # ...
665 # Zone Australia/South 9:30 AS %sST
666 # ...
667 # Rule AS 1971 max - Oct lastSun 2:00 1:00 D
668 # Rule AS 1972 1985 - Mar Sun>=1 3:00 0 C
669 # Rule AS 1986 1990 - Mar Sun<=21 3:00 0 C
670 # Rule AS 1991 max - Mar Sun>=1 3:00 0 C
671
672 # From Bradley White (1992-03-11):
673 # Recent correspondence with a friend in Adelaide
674 # contained the following exchange: "Due to the Adelaide Festival,
675 # South Australia delays setting back our clocks for a few weeks."
676
677 # From Robert Elz (1992-03-13):
678 # I heard that apparently (or at least, it appears that)
679 # South Aus will have an extra 3 weeks daylight saving every even
680 # numbered year (from 1990). That's when the Adelaide Festival
681 # is on...
682
683 # From Robert Elz (1992-03-16, 00:57:07 +1000):
684 # DST didn't end in Adelaide today (yesterday)....
685 # But whether it's "4th Sunday" or "2nd last Sunday" I have no idea whatever...
686 # (it's just as likely to be "the Sunday we pick for this year"...).
687
688 # From Bradley White (1994-04-11):
689 # If Sun, 15 March, 1992 was at +1030 as kre asserts, but yet Sun, 20 March,
690 # 1994 was at +0930 as John Connolly's customer seems to assert, then I can
691 # only conclude that the actual rule is more complicated....
692
693 # From John Warburton <jwarb@SACBH.com.au> (1994-10-07):
694 # The new Daylight Savings dates for South Australia ...
695 # was gazetted in the Government Hansard on Sep 26 1994....
696 # start on last Sunday in October and end in last sunday in March.
697
698 # Tasmania
699
700 # From Bradley White (1991-03-04):
701 # A recent excerpt from an Australian newspaper...
702 # ...Tasmania will revert to Australian Eastern Standard Time on March 31...
703
704 # From George Shepherd via Simon Woodhead via Robert Elz (1991-03-06):
705 # # The state of TASMANIA.. [Courtesy Tasmanian Dept of Premier + Cabinet ]
706 # # [ Nov 1990 ]
707 # ...
708 # Zone Australia/Tasmania 10:00 AT %sST
709 # ...
710 # Rule AT 1967 only - Oct Sun>=1 2:00 1:00 D
711 # Rule AT 1968 only - Mar lastSun 3:00 0 E
712 # Rule AT 1968 1985 - Oct lastSun 2:00 1:00 D
713 # Rule AT 1969 1971 - Mar Sun>=8 3:00 0 E
714 # Rule AT 1972 only - Feb lastSun 3:00 0 E
715 # Rule AT 1973 1981 - Mar Sun>=1 3:00 0 E
716 # Rule AT 1982 1983 - Mar lastSun 3:00 0 E
717 # Rule AT 1984 1986 - Mar Sun>=1 3:00 0 E
718 # Rule AT 1986 only - Oct Sun>=15 2:00 1:00 D
719 # Rule AT 1987 1990 - Mar Sun>=15 3:00 0 E
720 # Rule AT 1987 only - Oct Sun>=22 2:00 1:00 D
721 # Rule AT 1988 1990 - Oct lastSun 2:00 1:00 D
722 # Rule AT 1991 max - Oct Sun>=1 2:00 1:00 D
723 # Rule AT 1991 max - Mar lastSun 3:00 0 E
724
725 # From Bill Hart via Alexander Dupuy and Guy Harris (1991-10-10):
726 # My state Government in there eagerness to get a few more bucks for the
727 # tourist industry industry decided to change the daylight savings times
728 # yet again (we now have almost 6 months per year)...
729 # ...
730 # Rule Oz 1986 1990 - Oct Sun<=24 2:00 1:00 -
731 # Rule Oz 1991 max - Oct Sun>=1 2:00 1:00 -
732 # ...
733 # Rule Oz 1987 1990 - Mar Sun<=21 3:00 0 -
734 # Rule Oz 1991 max - Mar Sun<=31 3:00 0 -
735
736 # From Bill Hart via Guy Harris (1991-10-10):
737 # Oh yes, the new daylight savings rules are uniquely tasmanian, we have
738 # 6 weeks a year now when we are out of sync with the rest of Australia
739 # (but nothing new about that).
740
741 # Victoria
742
743 # From Bradley White (1991-03-04):
744 # A recent excerpt from an Australian newspaper...
745 # ...Victoria...[has] agreed to end daylight saving at 3am tomorrow (March 3)...
746
747 # From George Shepherd via Simon Woodhead via Robert Elz (1991-03-06):
748 # # The state of VICTORIA.. [ Courtesy of Vic. Dept of Premier + Cabinet ]
749 # # [ Nov 1990 ]
750 # ...
751 # Zone Australia/Victoria 10:00 AV %sST
752 # ...
753 # Rule AV 1971 1985 - Oct lastSun 2:00 1:00 D
754 # Rule AV 1972 only - Feb lastSun 3:00 0 E
755 # Rule AV 1973 1985 - Mar Sun>=1 3:00 0 E
756 # Rule AV 1986 1990 - Mar Sun>=15 3:00 0 E
757 # Rule AV 1986 1987 - Oct Sun>=15 2:00 1:00 D
758 # Rule AV 1988 max - Oct lastSun 2:00 1:00 D
759 # Rule AV 1991 max - Mar Sun>=1 3:00 0 E
760
761 # New South Wales
762
763 # From Arthur David Olson:
764 # New South Wales and subjurisdictions have their own ideas of a fun time.
765 # Based on law library research by John Mackin (john@basser.cs.su.oz),
766 # who notes:
767 # In Australia, time is not legislated federally, but rather by the
768 # individual states. Thus, while such terms as ``Eastern Standard Time''
769 # [I mean, of course, Australian EST, not any other kind] are in common
770 # use, _they have NO REAL MEANING_, as they are not defined in the
771 # legislation. This is very important to understand.
772 # I have researched New South Wales time only...
773
774 # From Dave Davey (1990-03-03):
775 # Rule NSW 1988 only - Mar Sun>=1 3:00 0 -
776 # Rule NSW 1989 only - Mar Sun<=21 3:00 0 -
777
778 # From Bradley White (1991-03-04):
779 # A recent excerpt from an Australian newspaper...
780 # NSW...[has] agreed to end daylight saving at 3am tomorrow (March 3)...
781
782 # From George Shepherd via Simon Woodhead via Robert Elz (1991-03-06):
783 # # The state of NEW SOUTH WALES.. [confirmed by Attorney General's Dept N.S.W]
784 # # [ Dec 1990 ]
785 # ...
786 # Rule AN 1988 1989 - Mar Sun<=21 3:00 0 E
787 # ...
788
789 # From John Mackin (1991-03-09)
790 # I have confirmed the accuracy of the historical data for NSW in the
791 # file Robert forwarded
792
793 # From Arthur David Olson (1992-03-08):
794 # Sources differ on whether DST ended March 6 or March 20 in 1988;
795 # March 20 (the "confirmed" date) is in the chosen rules.
796
797 # From Bradley White (1995-05-20):
798 # Prem Bob Carr announced NSW will fall into line with other E states
799 # and SA and continue daylight savings to the last Sun in Mar.
800
801 # From Eric Ulevik <eau@ozemail.com.au> (1997-06-12):
802 # The NSW state government in Australia is talking about bringing the start
803 # of daylight savings time forward in the year 2000 to cater for the Olympics.
804 # This is going to take some time to be negotiated, because the plan is to do
805 # this in multiple states due to soccer games (which are not just in Sydney).
806
807 # Yancowinna
808
809 # From John Basser (1989-01-04):
810 # `Broken Hill' means the County of Yancowinna.
811
812 # From George Shepherd via Simon Woodhead via Robert Elz (1991-03-06):
813 # # YANCOWINNA.. [ Confirmation courtesy of Broken Hill Postmaster ]
814 # # [ Dec 1990 ]
815 # ...
816 # # Yancowinna uses Central Standard Time, despite [its] location on the
817 # # New South Wales side of the S.A. border. Most business and social dealings
818 # # are with CST zones, therefore CST is legislated by local government
819 # # although the switch to Summer Time occurs in line with N.S.W. There have
820 # # been years when this did not apply, but the historical data is not
821 # # presently available.
822 # Zone Australia/Yancowinna 9:30 AY %sST
823 # ...
824 # Rule AY 1971 1985 - Oct lastSun 2:00 1:00 D
825 # Rule AY 1972 only - Feb lastSun 3:00 0 C
826 # [followed by other Rules]
827
828 # Lord Howe Island
829
830 # From George Shepherd via Simon Woodhead via Robert Elz (1991-03-06):
831 # LHI... [ Courtesy of Pauline Van Winsen.. pauline@Aus ]
832 # [ Dec 1990 ]
833 # Lord Howe Island is located off the New South Wales coast, and is half an
834 # hour ahead of NSW time.
835
836 # From Paul Eggert (1995-12-19):
837 # For Lord Howe we use Shanks through its time of publication (1991).
838 # Lord Howe is part of NSW, so we'll guess it has used the same transition
839 # times as NSW since 1991, even though Shanks writes that Lord Howe went
840 # with Victoria when NSW and Victoria disagreed in 1982.
841
842 ###############################################################################
843
844 # New Zealand, from Elz' asia 1.1
845 # Elz says "no guarantees"
846
847 # From Mark Davies (1990-10-03):
848 # the 1989/90 year was a trial of an extended "daylight saving" period.
849 # This trial was deemed successful and the extended period adopted for
850 # subsequent years (with the addition of a further week at the start).
851 # source -- phone call to Ministry of Internal Affairs Head Office.
852
853 # From George Shepherd via Simon Woodhead via Robert Elz (1991-03-06):
854 # # The Country of New Zealand (Australia's east island -) Gee they hate that!
855 # # or is Australia the west island of N.Z.
856 # # [ courtesy of Geoff Tribble.. Geofft@Aus.. Auckland N.Z. ]
857 # # [ Nov 1990 ]
858 # ...
859 # Rule NZ 1974 1988 - Oct lastSun 2:00 1:00 D
860 # Rule NZ 1989 max - Oct Sun>=1 2:00 1:00 D
861 # Rule NZ 1975 1989 - Mar Sun>=1 3:00 0 S
862 # Rule NZ 1990 max - Mar lastSun 3:00 0 S
863 # ...
864 # Zone NZ 12:00 NZ NZ%sT # New Zealand
865 # Zone NZ-CHAT 12:45 - NZ-CHAT # Chatham Island
866
867 # From Arthur David Olson (1992-03-08):
868 # The chosen rules use the Davies October 8 values for the start of DST in 1989
869 # rather than the October 1 value.
870
871 # From Paul Eggert (1995-12-19);
872 # Shanks reports 2:00 for all autumn changes in Australia and New Zealand.
873 # Robert Uzgalis <buz@cs.aukuni.ac.nz> writes that the New Zealand Daylight
874 # Savings Time Order in Council dated 1990-06-18 specifies 2:00 standard
875 # time on both the first Sunday in October and the third Sunday in March.
876 # As with Australia, we'll assume the tradition is 2:00s, not 2:00.
877 #
878 # From Paul Eggert (1996-11-22):
879 # Shanks gives no data for Chatham; usno1989 says it's +12:45,
880 # usno1995 says it's +12:45/+13:45, and IATA SSIM (1991/1996)
881 # gives the NZ rules but with transitions at 2:45 local standard time.
882 # Guess that they adopted DST in 1990.
883
884 ###############################################################################
885
886 # Fiji
887
888 # Howse writes (p 162) that in 1879 the British governor of Fiji
889 # enacted an ordinance standardizing the islands on +12:00.
890 # Perhaps it didn't take. We go with Shanks's more precise date in 1915.
891
892 # Johnston
893
894 # Johnston data is from usno1995.
895
896 # Kiribati
897
898 # From Paul Eggert (1996-01-22):
899 # Today's _Wall Street Journal_ (page 1) reports that Kiribati
900 # ``declared it the same day throught the country as of Jan. 1, 1995''
901 # as part of the competition to be first into the 21st century.
902
903 # Kwajalein
904
905 # In comp.risks 14.87 (26 August 1993), Peter Neumann writes:
906 # I wonder what happened in Kwajalein, where there was NO Friday,
907 # 1993-08-20. Thursday night at midnight Kwajalein switched sides with
908 # respect to the International Date Line, to rejoin its fellow islands,
909 # going from 11:59 p.m. Thursday to 12:00 m. Saturday in a blink.
910
911 # N Mariana Is, Guam
912
913 # Howse writes (p 162) ``The Spaniards, on the other hand, reached the
914 # Philippines and the Ladrones from America,'' and implies that the Ladrones
915 # (now called the Marianas) kept American date for quite some time.
916 # Ignore this for now, as we have no hard data. See also Asia/Manila.
917
918 # Micronesia
919
920 # Alan Eugene Davis <adavis@kuentos.guam.net> writes (1996-03-16),
921 # ``I am certain, having lived there for the past decade, that "Truk"
922 # (now properly known as Chuuk) ... is in the time zone GMT+10.''
923 #
924 # Shanks writes that Truk switched from GMT+10 to GMT+11 on 1978-10-01;
925 # ignore this for now.
926
927 # Samoa
928
929 # Howse writes that in 1879 the King of Samoa decided to change
930 # ``the date in his kingdom from the Antipodean to the American system,
931 # ordaining -- by a masterpiece of diplomatic flattery -- that
932 # the Fourth of July should be celebrated twice in that year.''
933
934 # Tonga
935
936 # From Paul Eggert (1996-01-22):
937 # Today's _Wall Street Journal_ (p 1) reports that ``Tonga has been plotting
938 # to sneak ahead of [New Zealanders] by introducing daylight-saving time.''
939 # Since Kiribati has moved the Date Line it's not clear what Tonga will do.
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