System.Time.Clock Design Issues

Ketil Malde ketil+haskell at
Fri Feb 4 06:45:08 EST 2005

Ashley Yakeley <ashley at> writes:

>> So UTC and UT1 seem to be more-or-less equivalent, in that they
>> both include leap seconds.

> Well, they don't drift apart if that's what you mean. There are no leap 
> seconds in UT1, instead UT1 seconds are of variable length. 

Isn't UTC prior to the epoch defined as UT1?  I seem to remember
reading this, but couldn't find the reference atm.

If I haven't seen further, it is by standing in the footprints of giants

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