> On Jan 25, 2015, at 2:44 PM, G Ashton <ashto...@comcast.net> wrote: > > Rob Seaman asked "Are we all agreed that it is correct to say that the > beginning of UTC is 1972-01-01T00:00:00Z with TAI-UTC 10s at that moment?" > > No, that's the beginning of making UTC track UT by inserting leap seconds. > UTC existed before that, since around 1962, but the tracking mechanism was > different.
I think we’d all agree if he added “with leap seconds” after the first “UTC” though. Warner _______________________________________________ LEAPSECS mailing list LEAPSECS@leapsecond.com https://pairlist6.pair.net/mailman/listinfo/leapsecs