Topic: Angular Size
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How to Determine Angular Size
If you don't know the size of a segment's angle, you can calculate it from the size of the associated arc. The angle is a small portion of a full circle, and the arc is a small portion of the full circumference. A single ratio relates both ... Read More »
Source: http://www.ehow.com/how_8388583_determine-angular-size.html
How to Calculate Angular Size
Angular size is based on the familiar principle of optics that the farther away an object is from the observer, the smaller it appears. Angular size does not measure the actual, or linear, size of the object. Instead, it measures the appare... Read More »
Source: http://www.ehow.com/how_7152925_calculate-angular-size.html?ref=T...
What is the angular size of the moon?
It changes somewhat throughout the month. A rough figure to keep in mind is 1/2 degree. Read More »
Source: http://wiki.answers.com/Q/What_is_the_angular_size_of_the_moon
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Angular Size
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To be precise about it, it varies somewhat, depending on the moon's distance from the earth, just as you'd expect. At the time of the full moon on December 31, it was 33' 57", or 2,037 arc seconds ... about 10% larger than 1/2 degree. At th...
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Source: http://wiki.answers.com/Q/What_is_the_moon's_angular_size_in_arcs...
Great question! The Moon's angular size is 30! Have more questions?... ...MORE...
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Source: http://www.chacha.com/question/what-is-the-moons-angular-size
You would also have to know its distance. This varies a lot, depending on where in their orbits Earth and Mars are.
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Source: http://wiki.answers.com/Q/What_is_the_diameter_of_Mars_if_it's_an...
(206265*(1.392*10E6km))/(4.498*10E9km) = 63.83301023"
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Source: http://wiki.answers.com/Q/What_is_the_angular_size_of_the_sun_as_...
The angular size is the apparent size of an object expressed as an angle. It...
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Think of the tree's height as the side opposite the angle of a right triangle. Similarly, think of the distance to the tree as the side adjacent to the angle of a right triangle. Therefore, since the tangent is equal to the ratio of the sid...
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Source: http://answers.yahoo.com/question/index?qid=20100914083406AA6fxwT
