Standard Time Zones & Local Mean Time
tech at astrology-x-files.com
Sat May 7 13:12:21 UTC 2011
I think I saw a comment in the database portion (Eurpoe file) that there was
a standard zone as early as 1835 around Belgium / Netherlands.
----- Original Message -----
From: "David Patte" <dpatte at relativedata.com>
To: <tz at lecserver.nci.nih.gov>
Sent: Saturday, May 07, 2011 9:06 AM
Subject: Standard Time Zones & Local Mean Time
> Does anyone have insight into the dates when standard timezones, based
> from Greenwich and at 15 degree intervals (as are still used in
> international waters) started coming into general acceptance or law? Am I
> correct to assume that the first place to use 'standard time' was Britain
> in 1847, but that the international acceptance of a 'world' timezone
> system based on GMT offsets only really started with Sir Andrew Fleming's
> proposals in 1879?
> Also, before that, when did 'mean time' as opposed to 'solar time' start
> coming into general acceptance? I read that it was when accurate
> mechanical clocks started becoming available in the early 1800s. Anyone
> have an approximate date for first adoption of mean time by a city?
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