The term Tony used is Midnight Overlap, not gap. Give it some thought-the
shadows cast by the edges of a thick gnomon overlap at midnight, and do not
form a gap as they do at noon. Recall that from 6pm to midnight it is the east
rather than west edge of the gnomon that casts the shadow, and
-
From: [EMAIL PROTECTED]
To: [EMAIL PROTECTED]; sundial@rrz.uni-koeln.de;
[EMAIL PROTECTED]
Sent: Thursday, June 19, 2003 5:18 AM
Subject: Re: [britishsundialsociety] A new term for The Glossary?
Hi Tony et al,
Congratulations on getting a commission for a dial so far north - I am
sure we
to: sundial@rrz.uni-koeln.de, [EMAIL PROTECTED]
subject: Re: [britishsundialsociety] A new term for The Glossary?
Fellow Shadow Watchers,
Most diallists are familiar with the Noon Gap that
occurs on a horizontal sundial with a thick style edge. The fact
Bill G added:
Oops, I meant to say Recall that from 6pm to midnight it is the west
rather than east edge of the gnomon that casts the shadow, and from midnight
to 6am it is the east edge rather than the west edge. Or something like
that.
Just in case any new diallist's brain is beginning
