system_cmds-230.tar.gz

[apple/system_cmds.git] / zic.tproj / datfiles / leapseconds

diff --git a/zic.tproj/datfiles/leapseconds b/zic.tproj/datfiles/leapseconds
index 279d6bb81a0bd41c08f4d500141739cc59ad6759..390f9cb8c5f2c07a35531e476b0fb484d8d3a14a 100644 (file)
--- a/zic.tproj/datfiles/leapseconds
+++ b/zic.tproj/datfiles/leapseconds
@@ -1,10 +1,12 @@
-#      $OpenBSD: leapseconds,v 1.2 1997/01/14 04:36:54 millert Exp $
-# @(#)leapseconds      7.8
+# @(#)leapseconds      7.13
+
+# $FreeBSD: src/share/zoneinfo/leapseconds,v 1.6 2001/04/06 16:46:52 wollman Exp $

 
 # Allowance for leapseconds added to each timezone file.
 
 # The International Earth Rotation Service periodically uses leap seconds
 
 # Allowance for leapseconds added to each timezone file.
 
 # The International Earth Rotation Service periodically uses leap seconds

-# to keep UTC to within 0.9 s of TAI (atomic time); see
+# to keep UTC to within 0.9 s of UT1
+# (which measures the true angular orientation of the earth in space); see

 # Terry J Quinn, The BIPM and the accurate measure of time,
 # Proc IEEE 79, 7 (July 1991), 894-905.
 # There were no leap seconds before 1972, because the official mechanism
 # Terry J Quinn, The BIPM and the accurate measure of time,
 # Proc IEEE 79, 7 (July 1991), 894-905.
 # There were no leap seconds before 1972, because the official mechanism


@@ -18,7 +20,7 @@
 #      Leap    YEAR    MON     DAY     23:59:59        -       R/S
 
 # If the leapsecond is Rolling (R) the given time is local time
 #      Leap    YEAR    MON     DAY     23:59:59        -       R/S
 
 # If the leapsecond is Rolling (R) the given time is local time

-# If the leapsecond is Stationary (S) the given time is GMT
+# If the leapsecond is Stationary (S) the given time is UTC

 
 # Leap YEAR    MONTH   DAY     HH:MM:SS        CORR    R/S
 Leap   1972    Jun     30      23:59:60        +       S
 
 # Leap YEAR    MONTH   DAY     HH:MM:SS        CORR    R/S
 Leap   1972    Jun     30      23:59:60        +       S


@@ -41,3 +43,24 @@ Leap 1992    Jun     30      23:59:60        +       S
 Leap   1993    Jun     30      23:59:60        +       S
 Leap   1994    Jun     30      23:59:60        +       S
 Leap   1995    Dec     31      23:59:60        +       S
 Leap   1993    Jun     30      23:59:60        +       S
 Leap   1994    Jun     30      23:59:60        +       S
 Leap   1995    Dec     31      23:59:60        +       S

+Leap   1997    Jun     30      23:59:60        +       S
+Leap   1998    Dec     31      23:59:60        +       S
+# INTERNATIONAL EARTH ROTATION SERVICE (IERS)
+# SERVICE INTERNATIONAL DE LA ROTATION TERRESTRE
+# 
+# SERVICE DE LA ROTATION TERRESTRE
+# OBSERVATOIRE DE PARIS
+# 61, Av. de l'Observatoire 75014 PARIS (France)
+# Tel.      : 33 (0) 1 40 51 22 26
+# FAX       : 33 (0) 1 40 51 22 91
+# Internet  : iers@obspm.fr
+# 
+# Paris, 11 January 2001
+# 
+# Bulletin C 21
+# 
+# To authorities responsible for the measurement and distribution of time
+# 
+# INFORMATION ON UTC - TAI
+# 
+# NO positive leap second will be introduced at the end of June 2001.