Horizontal Sundial Designer - Revision history

DT Online at 10:06, 1 March 2017

2017-03-01T10:06:28Z

← Older revision		Revision as of 10:06, 1 March 2017
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	=====Features and Applications=====		=====Features and Applications=====

	The '''Dial''' is positioned horizontal relative to its location on the Earth's surface, which means it must be '''[[Tangents and Normals\|Tangential]]''' to the curve of the Earth and set such that its [~~https~~://en.wikipedia.org/wiki/Gnomon '''Gnomon'''] points to '''[[Finding True North\|True North]]'''. A simple geometric analysis will reveal that if the [~~https~~://en.wikipedia.org/wiki/Gnomon '''Gnomon'''] is to remain parallel to the Earth's vertical axis, it must be set at an angle to the horizontal '''Dial''' which is equal to the '''[[Latitude]]''' of its location.		The '''Dial''' is positioned horizontal relative to its location on the Earth's surface, which means it must be '''[[Tangents and Normals\|Tangential]]''' to the curve of the Earth and set such that its [http://en.wikipedia.org/wiki/Gnomon '''Gnomon'''] points to '''[[Finding True North\|True North]]'''. A simple geometric analysis will reveal that if the [http://en.wikipedia.org/wiki/Gnomon '''Gnomon'''] is to remain parallel to the Earth's vertical axis, it must be set at an angle to the horizontal '''Dial''' which is equal to the '''[[Latitude]]''' of its location.

2016-10-24T14:37:30Z

DT Online moved page Horizontal Sundial to Horizontal Sundial Designer without leaving a redirect: Author request

← Older revision	Revision as of 14:37, 24 October 2016
(No difference)

2016-10-24T14:35:53Z

← Older revision		Revision as of 14:35, 24 October 2016
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	=====Description=====		=====Description=====

	Horizontal ~~Sundial~~		'''Horizontal Sundials''' are positioned on a flat level surface.

2016-10-24T14:05:41Z

← Older revision		Revision as of 14:05, 24 October 2016
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	----		----
	<span style="color: green">'''Note:'''</span>		<span style="color: green">'''Note:'''</span>
	* <span style="color: green">in the table below, enter the '''[[Latitude]]''' of where your '''Sundial''' will be located.</span>		* <span style="color: green">In the table below, enter the '''[[Latitude]]''' of where your '''Sundial''' will be located.</span>
	* <span style="color: green">Since the main purpose of this '''Sundial Designer''' is to establish the correct angles for the '''Hour LInes''', a simple screen '''Print-out''' will often be sufficient to transfer these on to your actual 'Dial Plate'.</span>		* <span style="color: green">Since the main purpose of this '''Sundial Designer''' is to establish the correct angles for the '''Hour LInes''', a simple screen '''Print-out''' will often be sufficient to transfer these on to your actual 'Dial Plate'.</span>
	* <span style="color: green">Alternatively, the table also provides the number of degrees for each '''Hour Line''' away from the Noon position and can be marked out directly on to your 'Dial Plate' material. </span>		* <span style="color: green">Alternatively, the table also provides the number of degrees for each '''Hour Line''' away from the Noon position and can be marked out directly on to your 'Dial Plate' material. </span>

2016-10-24T14:01:45Z

← Older revision		Revision as of 14:01, 24 October 2016
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	{{Packaging Designer Guide}}		{{Packaging Designer Guide}}
	----		----
	<span style="color: green">'''Note:'''		<span style="color: green">'''Note:'''</span>
	Since the main purpose of this '''Sundial Designer''' is to establish the correct angles for the '''Hour LInes''', a simple screen '''Print-out''' will often ~~suffice~~		* <span style="color: green">in the table below, enter the '''[[Latitude]]''' of where your '''Sundial''' will be located.</span>
	</span>		* <span style="color: green">Since the main purpose of this '''Sundial Designer''' is to establish the correct angles for the '''Hour LInes''', a simple screen '''Print-out''' will often be sufficient to transfer these on to your actual 'Dial Plate'.</span>
			* <span style="color: green">Alternatively, the table also provides the number of degrees for each '''Hour Line''' away from the Noon position and can be marked out directly on to your 'Dial Plate' material. </span>
	----		----
	<dtapollonius dwg="/images/d/d7/Sundial_horizontal.txt"></dtapollonius>		<dtapollonius dwg="/images/d/d7/Sundial_horizontal.txt"></dtapollonius>

2016-10-24T13:40:06Z

Added link

← Older revision		Revision as of 13:40, 24 October 2016
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	[[File:HorizontalSundialEG.png\|300px\|right]]		[[File:HorizontalSundialEG.png\|300px\|right\|link=http://www.amazon.co.uk/gp/product/B000S5K3VI/ref=as_li_tl?ie=UTF8&camp=1634&creative=6738&creativeASIN=B000S5K3VI&linkCode=as2&tag=dton06-21]]
	__TOC__		__TOC__

2016-10-24T12:19:08Z

Added text and main image

← Older revision		Revision as of 12:19, 24 October 2016
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			[[File:HorizontalSundialEG.png\|300px\|right]]
	__TOC__		__TOC__

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	=====Features and Applications=====		=====Features and Applications=====

	To be ~~completed~~		The '''Dial''' is positioned horizontal relative to its location on the Earth's surface, which means it must be '''[[Tangents and Normals\|Tangential]]''' to the curve of the Earth and set such that its [https://en.wikipedia.org/wiki/Gnomon '''Gnomon'''] points to '''[[Finding True North\|True North]]'''. A simple geometric analysis will reveal that if the [https://en.wikipedia.org/wiki/Gnomon '''Gnomon'''] is to remain parallel to the Earth's vertical axis, it must be set at an angle to the horizontal '''Dial''' which is equal to the '''[[Latitude]]''' of its location.


			{{Packaging Designer Guide}}
			----
			<span style="color: green">'''Note:'''
			Since the main purpose of this '''Sundial Designer''' is to establish the correct angles for the '''Hour LInes''', a simple screen '''Print-out''' will often suffice
			</span>
			----
	<dtapollonius dwg="/images/d/d7/Sundial_horizontal.txt"></dtapollonius>		<dtapollonius dwg="/images/d/d7/Sundial_horizontal.txt"></dtapollonius>


			{{Sundials Buyers Guide}}

			[[Category:Sundials]]