pike.git / lib / modules / Calendar.pmod / tzdata / leapseconds

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pike.git/lib/modules/Calendar.pmod/tzdata/leapseconds:3:   # This file is in the public domain.      # This file is generated automatically from the data in the public-domain   # leap-seconds.list file available from most NIST time servers.   # If the URL <ftp://time.nist.gov/pub/leap-seconds.list> does not work,   # you should be able to pick up leap-seconds.list from a secondary NIST server.   # For more about leap-seconds.list, please see   # The NTP Timescale and Leap Seconds   # http://www.eecis.udel.edu/~mills/leap.html    - # The International Earth Rotation Service periodically uses leap seconds - # to keep UTC to within 0.9 s of UT1 + # The International Earth Rotation and Reference Systems Service + # periodically uses leap seconds 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 <http://dx.doi.org/10.1109/5.84965>.   # There were no leap seconds before 1972, because the official mechanism   # accounting for the discrepancy between atomic time and the earth's rotation   # did not exist until the early 1970s.      # The correction (+ or -) is made at the given time, so lines   # will typically look like:   # Leap YEAR MON DAY 23:59:60 + R/S