| leapseconds (147771) | leapseconds (149514) |
|---|---|
| 1# @(#)leapseconds 7.17 | 1# @(#)leapseconds 7.20 |
| 2 3# Allowance for leapseconds added to each timezone file. 4 5# The International Earth Rotation Service periodically uses leap seconds 6# to keep UTC to within 0.9 s of UT1 7# (which measures the true angular orientation of the earth in space); see 8# Terry J Quinn, The BIPM and the accurate measure of time, 9# Proc IEEE 79, 7 (July 1991), 894-905. --- 30 unchanged lines hidden (view full) --- 40Leap 1992 Jun 30 23:59:60 + S 41Leap 1993 Jun 30 23:59:60 + S 42Leap 1994 Jun 30 23:59:60 + S 43Leap 1995 Dec 31 23:59:60 + S 44Leap 1997 Jun 30 23:59:60 + S 45Leap 1998 Dec 31 23:59:60 + S 46Leap 2005 Dec 31 23:59:60 + S 47 | 2 3# Allowance for leapseconds added to each timezone file. 4 5# The International Earth Rotation Service periodically uses leap seconds 6# to keep UTC to within 0.9 s of UT1 7# (which measures the true angular orientation of the earth in space); see 8# Terry J Quinn, The BIPM and the accurate measure of time, 9# Proc IEEE 79, 7 (July 1991), 894-905. --- 30 unchanged lines hidden (view full) --- 40Leap 1992 Jun 30 23:59:60 + S 41Leap 1993 Jun 30 23:59:60 + S 42Leap 1994 Jun 30 23:59:60 + S 43Leap 1995 Dec 31 23:59:60 + S 44Leap 1997 Jun 30 23:59:60 + S 45Leap 1998 Dec 31 23:59:60 + S 46Leap 2005 Dec 31 23:59:60 + S 47 |
| 48# 49# 50# 51# INTERNATIONAL EARTH ROTATION AND REFERENCE SYSTEMS SERVICE (IERS) 52# | 48# INTERNATIONAL EARTH ROTATION AND REFERENCE SYSTEMS SERVICE (IERS) 49# |
| 53# SERVICE INTERNATIONAL DE LA ROTATION TERRESTRE ET DES SYSTEMES DE REFERENCE | 50# SERVICE INTERNATIONAL DE LA ROTATION TERRESTRE ET DES SYSTEMES DE REFERENCE |
| 54# | 51# |
| 55# SERVICE DE LA ROTATION TERRESTRE | 52# SERVICE DE LA ROTATION TERRESTRE |
| 56# OBSERVATOIRE DE PARIS | 53# OBSERVATOIRE DE PARIS |
| 57# 61, Av. de l'Observatoire 75014 PARIS (France) 58# Tel. : 33 (0) 1 40 51 22 26 59# FAX : 33 (0) 1 40 51 22 91 | 54# 61, Av. de l'Observatoire 75014 PARIS (France) 55# Tel. : 33 (0) 1 40 51 22 26 56# FAX : 33 (0) 1 40 51 22 91 |
| 60# e-mail : services.iers@obspm.fr | 57# ... |
| 61# http://hpiers.obspm.fr/eop-pc | 58# http://hpiers.obspm.fr/eop-pc |
| 62# 63# Paris, 4 July 2005 64# 65# Bulletin C 30 66# 67# To authorities responsible 68# for the measurement and 69# distribution of time 70# 71# | 59# 60# Paris, 4 July 2005 61# 62# Bulletin C 30 63# 64# To authorities responsible 65# for the measurement and 66# distribution of time 67# 68# |
| 72# UTC TIME STEP 73# on the 1st of January 2006 | 69# UTC TIME STEP 70# on the 1st of January 2006 |
| 74# 75# 76# A positive leap second will be introduced at the end of December 2005. 77# The sequence of dates of the UTC second markers will be: 78# 79# 2005 December 31, 23h 59m 59s 80# 2005 December 31, 23h 59m 60s 81# 2006 January 1, 0h 0m 0s 82# 83# The difference between UTC and the International Atomic Time TAI is: 84# 85# from 1999 January 1, 0h UTC, to 2006 January 1 0h UTC : UTC-TAI = - 32s 86# from 2006 January 1, 0h UTC, until further notice : UTC-TAI = - 33s 87# 88# Leap seconds can be introduced in UTC at the end of the months of December 89# or June, depending on the evolution of UT1-TAI. Bulletin C is mailed every 90# six months, either to announce a time step in UTC or to confirm that there 91# will be no time step at the next possible date. 92# 93# 94# 95# Daniel GAMBIS 96# Head 97# Earth Orientation Center of IERS 98# Observatoire de Paris, France 99# | 71# 72# A positive leap second will be introduced at the end of December 2005. 73# The sequence of dates of the UTC second markers will be: 74# 75# 2005 December 31, 23h 59m 59s 76# 2005 December 31, 23h 59m 60s 77# 2006 January 1, 0h 0m 0s 78# 79# The difference between UTC and the International Atomic Time TAI is: 80# 81# from 1999 January 1, 0h UTC, to 2006 January 1 0h UTC : UTC-TAI = - 32s 82# from 2006 January 1, 0h UTC, until further notice : UTC-TAI = - 33s 83# 84# Leap seconds can be introduced in UtC at the end of the months of December 85# or June, depending on the evolution of UT1-TAI. Bulletin C is mailed every 86# six months, either to announce a time step in UTC or to confirm that there 87# will be no time step at the next possible date. 88# 89# Daniel GAMBIS 90# Head 91# Earth Orientation Center of IERS 92# Observatoire de Paris, France |