I hope I won't be seen as a spoilsport if I point out that the shape of the terminator is always a great circle. It is only when the earth's surface is projected onto a flat map that it may appear as a wave. The moral is, don't trust maps.
Chris Lusby Taylor 51.4N 1.3W ----- Original Message ----- From: "Douglas Bateman" <[EMAIL PROTECTED]> To: <[email protected]> Sent: Sunday, March 19, 2006 6:01 PM Subject: Terminator > I have a site on my browser, www.mapmaker.com/shadowfacts/sunweb.asp > that shows the terminator throughout the year. It is fascinating to > see how rapidly the shape changes, and I was astonished to see this > evening that it is nearly a straight line, as we approach the equinox. > > Of course, a little thought shows that I have should have expected > this, but to see it on a 'flat earth' reminds one of what is happening > to a globe, or the earth itself. > > I expect others have more fun with other representations! > > Doug > > --------------------------------------------------- > https://lists.uni-koeln.de/mailman/listinfo/sundial > --------------------------------------------------- https://lists.uni-koeln.de/mailman/listinfo/sundial
