These all relate to ways of dividing up the world other than by country or continent.
North and South times each quarter of the world.
|North||W000 to W090||07/06/2015|
|W090 to W180||11/08/2013|
|E000 to E090||15/10/2013|
|E090 to E180||20/09/2019|
|South||W000 to W090||26/07/2017|
|W090 to W180|
|E000 to E090||05/06/2012|
|E090 to E180||06/03/2016|