(Thanks to Paul Goyette.) * NEWS, theory.html: Mention this. * asia (Phil, Asia/Manila): Prefer PST/PDT to numeric abbreviations. --- NEWS | 4 ++++ asia | 41 ++++++++++++++++++++++++++++++----------- theory.html | 1 + 3 files changed, 35 insertions(+), 11 deletions(-) diff --git a/NEWS b/NEWS index 87f675e..5296542 100644 --- a/NEWS +++ b/NEWS @@ -17,6 +17,10 @@ Unreleased, experimental changes observed DST in 1942/79, not 1961/80, and there were several errors for transition times and dates. (Thanks to P Chan.) + Changes to time zone abbreviations + + Use "PST" and "PDT" for Philippine time. (Thanks to Paul Goyette.) + Changes to code zic now always generates TZif files where time type 0 is used for diff --git a/asia b/asia index 49abd75..66b3714 100644 --- a/asia +++ b/asia @@ -6,7 +6,7 @@ # tz@iana.org for general use in the future). For more, please see # the file CONTRIBUTING in the tz distribution. -# From Paul Eggert (2017-01-13): +# From Paul Eggert (2018-06-19): # # Unless otherwise specified, the source for data through 1990 is: # Thomas G. Shanks and Rique Pottenger, The International Atlas (6th edition), @@ -35,7 +35,8 @@ # A reliable and entertaining source about time zones is # Derek Howse, Greenwich time and longitude, Philip Wilson Publishers (1997). # -# The following alphabetic abbreviations appear in these tables: +# The following alphabetic abbreviations appear in these tables +# (corrections are welcome): # std dst # LMT Local Mean Time # 2:00 EET EEST Eastern European Time @@ -44,11 +45,13 @@ # 7:00 WIB west Indonesia (Waktu Indonesia Barat) # 8:00 WITA central Indonesia (Waktu Indonesia Tengah) # 8:00 CST China +# 8:00 PST PDT* Philippine Standard Time # 8:30 KST KDT Korea when at +0830 # 9:00 WIT east Indonesia (Waktu Indonesia Timur) # 9:00 JST JDT Japan # 9:00 KST KDT Korea when at +09 # 9:30 ACST Australian Central Standard Time +# *I invented the abbreviation PDT; see "Philippines" below. # Otherwise, these tables typically use numeric abbreviations like +03 # and +0330 for integer hour and minute UT offsets. Although earlier # editions invented alphabetic time zone abbreviations for every @@ -2895,19 +2898,35 @@ Zone Asia/Hebron 2:20:23 - LMT 1900 Oct # Philippine Star 2014-08-05 # http://www.philstar.com/headlines/2014/08/05/1354152/pnoy-urged-declare-use-... +# From Paul Goyette (2018-06-15): +# In the Philippines, there is a national law, Republic Act No. 10535 +# which declares the official time here as "Philippine Standard Time". +# The act [1] even specifies use of PST as the abbreviation, although +# the FAQ provided by PAGASA [2] uses the "acronym PhST to distinguish +# it from the Pacific Standard Time (PST)." +# [1] http://www.officialgazette.gov.ph/2013/05/15/republic-act-no-10535/ +# [2] https://www1.pagasa.dost.gov.ph/index.php/astronomy/philippine-standard-time... +# +# From Paul Eggert (2018-06-19): +# I surveyed recent news reports, and my impression is that "PST" is +# more popular among reliable English-language news sources. This is +# not just a measure of Google hit counts: it's also the sizes and +# influence of the sources. There is no current abbreviation for DST, +# so use "PDT", the usual American style. + # Rule NAME FROM TO TYPE IN ON AT SAVE LETTER/S -Rule Phil 1936 only - Nov 1 0:00 1:00 - -Rule Phil 1937 only - Feb 1 0:00 0 - -Rule Phil 1954 only - Apr 12 0:00 1:00 - -Rule Phil 1954 only - Jul 1 0:00 0 - -Rule Phil 1978 only - Mar 22 0:00 1:00 - -Rule Phil 1978 only - Sep 21 0:00 0 - +Rule Phil 1936 only - Nov 1 0:00 1:00 D +Rule Phil 1937 only - Feb 1 0:00 0 S +Rule Phil 1954 only - Apr 12 0:00 1:00 D +Rule Phil 1954 only - Jul 1 0:00 0 S +Rule Phil 1978 only - Mar 22 0:00 1:00 D +Rule Phil 1978 only - Sep 21 0:00 0 S # Zone NAME GMTOFF RULES FORMAT [UNTIL] Zone Asia/Manila -15:56:00 - LMT 1844 Dec 31 8:04:00 - LMT 1899 May 11 - 8:00 Phil +08/+09 1942 May - 9:00 - +09 1944 Nov - 8:00 Phil +08/+09 + 8:00 Phil P%sT 1942 May + 9:00 - JST 1944 Nov + 8:00 Phil P%sT # Qatar # Zone NAME GMTOFF RULES FORMAT [UNTIL] diff --git a/theory.html b/theory.html index deaa900..50c62f7 100644 --- a/theory.html +++ b/theory.html @@ -402,6 +402,7 @@ in decreasing order of importance: NZST/NZDT New Zealand 1946–present, PKT/PKST Pakistan, PST/PDT/PWT/PPT/PDDT Pacific, + PST/PDT Philippine, SAST South Africa, SST Samoa, WAT/WAST West Africa, -- 2.17.1