tz file format

David Patte dpatte at relativedata.com
Sun Jun 7 05:20:51 UTC 2009


The line means

Until Feb 1917, add 10h offset to get standard time, and 1 more hour for 
local wall time (EST). This shortcut represents "daylight/summer' time, 
without having to use a rule record.

David Patte
Relative Data, Inc.

russ wrote:
> Hi,
>
> I hope i'm not wasting your time.  I'm attempting to read the tz 
> database into a c# application, and I'm not sure how to interpret this 
> entry:
>
> Zone Australia/Hobart    9:49:16    -    LMT    1895 Sep
>             10:00    -    EST    1916 Oct 1 2:00
>             10:00    1:00    EST    1917 Feb
>             10:00    Aus    EST    1967
>             10:00    AT    EST
>
> What is the significance of the "1:00" on the row ending in "1917 
> Feb".  Do I just add this to the 10:00 offset?
>
> Thanks,
> Russell
>
>




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