[tz] Did Greenland abolish daylight saving from 2024 on?

Brooks Harris brooks at edlmax.com
Sat Nov 18 20:22:41 UTC 2023

On 2023-11-18 1:52 PM, Steve Allen via tz wrote:
> On Sat 2023-11-18T12:39:42-0500 Brooks Harris via tz hath writ:
>> I hope we do not overlook the fact that the term "standard" is ambiguous.
> The legal situation in the US is less clearly defined than that.
>> PUBLIC LAW 89-387-APR. 13, 1966, AN ACT
>> SEC. 3. (a) During the period commencing at 2 o'clock antemeridian
> That same "antemeridian" language persists in the 2005 revision of US
> law.  That language made sense in 1966 because time was based on
> meridians, but even then the meridian for measuring UT[012] was known
> not to be the Greenwich meridian.  In the 2005 revision the basis of
> UTC was not really even the meridian of UT1.
Ah yes.

I am careful to think of local time as offsets from UTC in the time 
domain. Its exact relation to longitude and solar time has become vague.
> If the ITU WRC this week
> agrees with the CGPM about the future of UTC then time will no longer
> be related to any meridian.
Or solar time.
> Widespread agreement with high precision of the answer to "What time
> is it?"  is imperative, but common language and legal language are
> imprecise and misleading.
I think of it as "the fog of timekeeping".

> --
> Steve Allen                    <sla at ucolick.org>              WGS-84 (GPS)
> UCO/Lick Observatory--ISB 260  Natural Sciences II, Room 165  Lat  +36.99855
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