lat/lon to time offset database

Tony Finch dot at
Fri Feb 4 01:21:14 UTC 2011

On 3 Feb 2011, at 21:53, Paul Koning <paul_koning at> wrote:
> On Feb 3, 2011, at 4:43 PM, Jonathan Leffler wrote:
>> The upshot is though that even with a GPS database, you can't tell whether the wielder of the GPS-equipped system would prefer Beijing or Xinjiang time in that vicinity; it depends on who the wielder is.
> True.  I think that that's a one of a kind case, though.

You should read David Prerau's book about DST which is quite entertaining and has many examples of utter TZ confusion in the USA in the mid 20th C.

f.anthony.n.finch  <dot at>

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