(urth) Spiritual and Ecological Sucession

[António Pedro Marques]

Jerry Friedman wrote (13-01-2011 06:24):
>> From: Adam Thornton<adam at io.com> Because in my  mind, Severian, when he
>> goes on his Big Adventure, has always been about  seventeen.  Or
>> perhaps, Seventeen.
>
> That still doesn't agree with the statement from Horn that Severian is
> younger than him when Horn  is "rising sixteen" (almost sixteen, the
> dictionary tells me), but it's closer.

How many Urth days does a bluish year span?