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The vertical component (on a globe or map) of the analemma is the declination, or how far north or south from the equator an observer sees the sun directly overhead. The horizontal component is the equation of time, or the difference ... This can be interpreted as how "fast" or "slow" the sun is compared to clock time...
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www.answers.com/topic/analemma
www.answers.com/topic/analemma
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Recently I read about Analemma on the internet but I cannot visualise their formation depending upon the causative factors such as obliquity, eccentricity, and the angle between ... It is very difficult to find on the internet a 3d simulation program of analemma but you can try to make one of your own using Math programs.
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www.physicsforums.com/showthread.php?t=211593
www.physicsforums.com/showthread.php?t=211593
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Solar tracking through software. ... analemma; The Analemma is the key to astronomical and solar tracking mathematics. ... Unzip into a separate directory. Read the ReadMe.txt file for instructions.
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www.redrok.com/analemma.htm
www.redrok.com/analemma.htm
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custom made copper brass stainless bronze ... Where the shadow touches the analemma each hour is also a good approximation of the date. If the dial were big enough to show enough detail you could read the exact date. A dial can include a date line that the shadow will follow all day long. ... How to read a Vertical Sundial...
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www.scottdesignsundials.com/how_to_read/how_to_read.htm
www.scottdesignsundials.com/how_to_read/how_to_read.htm
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custom made copper brass stainless bronze ... Where the shadow touches the analemma each hour is also a good approximation of the date. If the dial were big enough to show enough detail you could read the exact date. A dial can include a date line that the shadow will follow all day long. ... How to read a Vertical Sundial...
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www.scottdesignsundials.com/How_to_read_your_Sundial/ho...
www.scottdesignsundials.com/How_to_read_your_Sundial/how_to_read_your_sundial.htm
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What is the analemma?
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www.analemma.com/
www.analemma.com/
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This figure-8 path that the sun makes in the sky is called the analemma. On some days you might notice that the sun is not in the sky where, according to the time on your watch, you would expect it to be.
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www.analemma.com/Pages/framesPage.html
www.analemma.com/Pages/framesPage.html
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How to Read The Geochron Global Time Indicator ... It is called "analemma." If the dot is left of the red line, the sun's meridian passage occurs before 12:00 o'clock noon. If it is to the right, it occurs after 12 o'clock noon. The distance from the dot to the line can be translated into time on the basis of one inch to...
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www.geochronusa.com/new_geo/support/howtoread.html
www.geochronusa.com/new_geo/support/howtoread.html
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However, with a simple explanation of what the lines mean, anyone can learn to read the time and date off the sundial. To accomplish this I have included ... It turns out that there is a one-to-one correspondence between the equation of time, the height of the sun on the sky, and the date. That is what the analemma shows.
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faraday.uwyo.edu/~rberring/sundial/node4.html
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