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more rule work

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SCCS-file: northamerica
SCCS-SID: 2.7
This commit is contained in:
Arthur David Olson
1986-10-30 13:57:33 -05:00
committed by Paul Eggert
parent 5bfeb7a615
commit 5372376be6
1 changed files with 12 additions and 25 deletions
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northamerica
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@ -46,35 +46,22 @@ Link US/Central CST6CDT
Link US/Mountain MST7MDT
Link US/Pacific PST8PDT
# Nonstandard US mainland areas:
# Mainland US areas that don't observe DST
Rule SomeUS 1918 1919 - Mar lastSun 2:00 1:00 D
Rule SomeUS 1918 1919 - Oct lastSun 2:00 0 S
Rule SomeUS 1942 only - Feb 9 2:00 1:00 W # War
Rule SomeUS 1945 only - Sep 30 2:00 0 S
Zone US/East-Indiana -5:00 SomeUS E%sT # Usually standard near South Bend
Zone US/Arizona -7:00 SomeUS M%sT # Usually standard in Arizona
Zone US/East-Indiana -5:00 USA E%sT 1945 Sep 30 1:00s
-5:00 - EST # Now always EST
Zone US/Arizona -7:00 USA M%sT 1945 Sep 30 1:00s
-7:00 - MST # Now always MST
# And then there's Hawaii.
# DST was observed for one day in 1933.
# Standard time was change by half an hour in 1947; this accounts for
# the half-hour offsets before then, and the peculiar first rule.
# (An alternative is to have "Zone Hawaiian -10:30..." with a
# current standard offset of 0:30; this seems a bit more obscure.)
#
# Things have been calm since 1947.
# DST was observed for one day in 1933;
# Standard time was change by half an hour in 1947;
# Daylight time is not used.
Rule Hawaii 1901 only - Dec 14 0:00 -0:30 S
Rule Hawaii 1918 1919 - Mar lastSun 2:00 0:30 D
Rule Hawaii 1918 1919 - Oct lastSun 2:00 -0:30 S
Rule Hawaii 1933 only - Apr 30 2:00 0:30 D
Rule Hawaii 1933 only - May 1 2:00 -0:30 S
Rule Hawaii 1942 only - Feb 9 2:00 0:30 W # War
Rule Hawaii 1945 only - Sep 30 2:00 -0:30 S
Rule Hawaii 1947 only - Jun 8 2:00 0 S
Zone US/Hawaiian -10:00 Hawaii H%sT
Zone US/Hawaii -10:30 USA H%sT 1933 Apr 30 2:00s
-9:30 - HDT 1933 May 1 1:00s
-10:30 USA H%sT 1947 Jun 8 2:00s
-10:00 - HST
################################################################################