On Tue, 16 Nov 2010 15:36:41 -0500, Bruce D'Arcus wrote
> I notice that the current EDTF draft lists seasons (Spring, Summer,
> etc.) as "features that have been mentioned during development of
> this specification but have not been included." Why is this the case?
> The use case is periodical issues that often have cover dates such as
> "Summer, 2000" or "Spring/Summer, 1999".
The official start of Summer in Australia is December 1st and ends at the end
of Feb or early March. They use a meteorological definition. In the United
States, by contrast, Summer spans from the Summer Solstice to Fall Equinox
(20/21 June to 22/23 September). In Ireland Summer starts 1 May--- 1 month
before the meteorological start.
The sentence "Summer, 2000" is thus not well defined. One would need to say
Edward C. Zimmermann, NONMONOTONIC LAB
Basis Systeme netzwerk, Munich Ges. des buergerl. Rechts
Office Leo (R&D):
Leopoldstrasse 53-55, D-80802 Munich,
Federal Republic of Germany