Attached Link: http://www.kenmusgrave.com/Bryce

When we were putting Bryce 4.0 together I whipped up an elaborate and accurate simulation of sunsets and sunrises.

Alas, it was destined never to see the light of day, though the code is there in your Bryce 4, and probably 5, too.

Thought you might find it of interest.

-Mo le Mean Tease

PS- Please don't ask me for the magic B3 file--I've never even seen it!