Thursday, June 21, 2012

Summer Solstice - The Free Encyclopedia - Wikipedia - Solstice

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Asolsticeis a great astronomical event that will takes place twice each year because celestial equator for the celestial sphere . As your result, to the solstice the particular Sun appears to possess attained it's highest or least expensive total altitude in the heavens over your horizon at local photovoltaic noon. The word of mouth solstice springs in the Latin sol (sun) and also sistere (to stand still), due to the fact for the solstices, your Sun stalls however in declination ; which is, that seasonal movements of the Sun's path (as found from Earth) pertains to a prevent prior to reversing direction. The solstices, with the equinoxes , are usually attached using the seasons. In many countries the actual solstices make also the beginning or maybe your midpoint associated with cold months and summer .

The time period solstice can also be utilised in your wider sense, since the particular night out (day) whenever this particular occurs. The day time belonging to the solstice can be either the actual longest day time from the calendar year (in summer ) as well as that speediest day time of the year or so (in winter) for just about any area on Earth outside of the tropics, because of the span of your respective somewhere between sunrise as well as sunset on in which day is a each year maximum or lowest for this place.

Definitions and eyeglasses with reference point Heliocentric watch with the seasons Cultural factors Ancient Greek these people : and aspects English brands Solstice stipulations in East Asia Solstice festivities Solstice dedication In the particular constellations See likewise References

United States Naval Observatory (2010-06-10). .

. The American Heritage Dictionary of the English Language: Fourth Edition. 2000. Retrieved 2008-10-23.

. European Southern Observatory. Retrieved 2011-12-25.

. The Geography. pp. II.5.1. "sphairik t azines g s epiphaneia, round will be the floor with the Earth"

. The Geography. pp. II.5.2. "sphairoeid utes . ouranos, spherical within physical appearance can be heaven"

Strabo II.5.2., "aplaneis asteres kata parall l n pherontai kukl n", "the predetermined superstars usually are paid for around parallel circles"

Strabo II.5.2, "ho di'aut s (g ) aks n kai tou ouranou mesou tetagmenos", "the axis by means of this (the Earth) extending with the middle with the sky"

Cleomedes ; Alan C. Bowen; Robert B. Todd (Translators) (2004). Cleomedes' Lectures about Astronomy: A Translation associated with The Heavens. Berkeley: ISBN . This translation cites this specific passing towards the end involving Book I Chapter 2 but other plans have got it early on involving Chapter 3. In the particular Greek variation of Cleomedes; Hermann Ziegler (Editor) (1891). Cleomedis De motu circulari corporum caelestium libri duo. B. G. Teubneri. pp. 32. the penetration starts Chapter 4.

. Retrieved 20 June 2011.

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. Retrieved 20 June 2011.

Stewart, Alexander (1869). . Edinburgh: Oliver & Boyd. p. 383. Retrieved 20 June 2011.

. Retrieved 20 June 2011.

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