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Printable version; In other projects ... Diagram of the Sun. 1. Core 2. Radiative zone 3. Convective zone 4. Photosphere ... You are free: to share – to copy ...
The first sunspot drawing, John of Worcester around 1128. Sunspot drawing or sunspot sketching is the act of drawing sunspots. Sunspots are darker spots on the Sun's photosphere. Their prediction is very important for radio communication because they are strongly associated with solar activity, which can seriously damage radio equipment. [1]
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Similarly, when the Sun is at the highest point on the analemma, near its top-left end, (on 15 June) the earliest sunrise of the year will occur. Likewise, at sunset, the earliest sunset will occur when the Sun is at its lowest point on the analemma when it is close to the western horizon, and the latest sunset when it is at the highest point.
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The Sun is 1.4 million kilometers (4.643 light-seconds) wide, about 109 times wider than Earth, or four times the Lunar distance, and contains 99.86% of all Solar System mass. The Sun is a G-type main-sequence star that makes up about 99.86% of the mass of the Solar System. [26]
In order for a full circle to appear sun rays must be reflected both internally and externally. [56] [57] The circle surrounding the Sun is a 22° halo, as the name implies located 22° from the Sun. While the painting depict it pretty much as it normally appears, it should be centred on the Sun and is misplaced in the painting. [58]
Sunbursts can appear in photographs when taking a picture of the Sun through the diaphragm of a lens set to a narrow aperture due to diffraction; the effect is often called a sunstar. [ 2 ] In information visualization , a sunburst diagram or sunburst chart is a multilevel pie chart used to represent the proportion of different values found at ...