Hi Brad,
I tried your soda can dial today! The sun was out for about 12
minutes(qualifying it to be a Sunny Day here in Oregon) I see now that it
would work with only a small piece of the top of a can, or a wooden disk, or
even a metal ring to hold it in shape at the bottom. All the workings
Title: RE: Portable Dial Adjusted for EOT and DST
I've had some questions about the Soda Can Dial and how to read it. Here's a diagram taken at 3pm local time, 7 Nov 2006, which may help. The current time is read at the intersection of the vertical line corresponding to 7 Nov and the shadow
these things through!
Roger Bailey
-Original Message-
From: [EMAIL PROTECTED]
[mailto:[EMAIL PROTECTED] Behalf Of Roger Bailey
Sent: October 26, 2006 9:48 AM
To: Edley McKnight; Lufkin, Brad MMission Systems; Sundial Mailing List
Subject: RE: Portable Dial Adjusted for EOT and DST
Systems); Sundial Mailing List
Subject: RE: Portable Dial Adjusted for EOT and DST
Aha, reverse Italian hours! The blue lines on Brad's drawing showing
Babylonian hours, the time from sunrise, also would show reversed
Italian hours, the time until sunset. Although the normal convention is
for Italian
PROTECTED]
To: Edley McKnight [EMAIL PROTECTED],
Lufkin, Brad MMission Systems\
[EMAIL PROTECTED],
Sundial Mailing List sundial@uni-koeln.de
Subject:RE: Portable Dial Adjusted for EOT and DST
Date sent: Thu, 26 Oct 2006 09:47:43 -0700
Hi Brad,
I finally found the PC version of your program at:
http://advanceassociates.com/Sundials/Lufkin-SUNDIALS-PC/Lufkin_Sundials_PC.zip
I guess the gnomon lines stick up above the can so that the one shadow can fall
on the
other one?
On the Babylonian and Italian hours you add 6 if
