[TML] Alderson disk

[shadow at shadowgard.com]

On 10 Dec 2007 at 12:12, Greg wrote:

> On Dec 10, 2007 12:00 PM,  <shadow at shadowgard.com> wrote:
> > Did a rough calculation a bit ago. Looks like if I want the sun to
> > reach 45 degrees above the horizon at 1 AU from the center, the days
> > are going to be *really* long.
> >
> > I get a figure of 48 hours from sunhigh to sunset. Which gives a
> > cycle like this (using A and B to represent the sides of the disk):
> >
> > time A         B
> >   0  sunhigh  midnight
> >  48  sunset   sunrise
> >  96  midnight sunhigh
> > 144  sunset   sunrise
> > 192  sunhigh  midnight
> >
> > That's just a hair extreme.

> Keep 'em long. Adds to the weirdness factor.

Well, it will make for rather more interesting climate effects. 96 
hours of sunlight near the inner rim will *really* bake things...

And 96 hours of dark at the outer rim will get really cold.

--
Leonard Erickson (aka shadow)
shadow at shadowgard dot com