leapseconds (175433) | leapseconds (176974) |
---|---|
1# @(#)leapseconds 8.4 | 1# @(#)leapseconds 8.5 |
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. --- 31 unchanged lines hidden (view full) --- 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# INTERNATIONAL EARTH ROTATION AND REFERENCE SYSTEMS SERVICE (IERS) | 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. --- 31 unchanged lines hidden (view full) --- 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# INTERNATIONAL EARTH ROTATION AND REFERENCE SYSTEMS SERVICE (IERS) |
49# |
|
49# SERVICE INTERNATIONAL DE LA ROTATION TERRESTRE ET DES SYSTEMES DE REFERENCE 50# 51# SERVICE DE LA ROTATION TERRESTRE | 50# SERVICE INTERNATIONAL DE LA ROTATION TERRESTRE ET DES SYSTEMES DE REFERENCE 51# 52# SERVICE DE LA ROTATION TERRESTRE |
52# OBSERVATOIRE DE PARIS | 53# OBSERVATOIRE DE PARIS |
53# 61, Av. de l'Observatoire 75014 PARIS (France) 54# Tel. : 33 (0) 1 40 51 22 26 55# FAX : 33 (0) 1 40 51 22 91 56# Internet : services.iers@obspm.fr 57# 58# Paris, 18 January 2008 59# 60# Bulletin C 35 61# | 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 57# Internet : services.iers@obspm.fr 58# 59# Paris, 18 January 2008 60# 61# Bulletin C 35 62# |
62# To authorities responsible | 63# To authorities responsible |
63# for the measurement and | 64# for the measurement and |
64# distribution of time | 65# distribution of time |
65# 66# INFORMATION ON UTC - TAI 67# 68# NO positive leap second will be introduced at the end of June 2008. 69# The difference between Coordinated Universal Time UTC and the 70# International Atomic Time TAI is : 71# 72# from 2006 January 1, 0h UTC, until further notice : UTC-TAI = -33 s 73# 74# Leap seconds can be introduced in UTC at the end of the months of December 75# or June, depending on the evolution of UT1-TAI. Bulletin C is mailed every 76# six months, either to announce a time step in UTC, or to confirm that there 77# will be no time step at the next possible date. 78# 79# Daniel GAMBIS | 66# 67# INFORMATION ON UTC - TAI 68# 69# NO positive leap second will be introduced at the end of June 2008. 70# The difference between Coordinated Universal Time UTC and the 71# International Atomic Time TAI is : 72# 73# from 2006 January 1, 0h UTC, until further notice : UTC-TAI = -33 s 74# 75# Leap seconds can be introduced in UTC at the end of the months of December 76# or June, depending on the evolution of UT1-TAI. Bulletin C is mailed every 77# six months, either to announce a time step in UTC, or to confirm that there 78# will be no time step at the next possible date. 79# 80# Daniel GAMBIS |
80# Director 81# Earth Orientation Center of IERS | 81# Head 82# Earth Orientation Center of the IERS |
82# Observatoire de Paris, France | 83# Observatoire de Paris, France |