Solar Noon

Some articles on solar, solar noon, noon:

Solar Hour Angle
... So in observing the sun from earth, the solar hour angle is an expression of time, expressed in angular measurement, usually degrees, from the solar noon ... At solar noon, at the observer's longitude on earth, the hour angle is 0.000 degrees, with the time before solar noon expressed as negative degrees, and the local time after solar noon expressed as positive ... AM local apparent time the hour angle is -22.5° (15° per hour times 1.5 hours before noon) ...
South African Standard Time
... Solar noon in this time zone occurs at 30° E in SAST, effectively making Pietermaritzburg at the correct solar noon point, with Johannesburg and Pretoria slightly west at 28° E and Durban slightly east at 31 ... majority of South Africa's population experience true solar noon at approximately 1200 daily ...
Solar Noon
... Solar noon is the moment when the Sun transits the celestial meridian – roughly the time when it is highest above the horizon on that day ... The Sun is directly overhead at solar noon at the equator on the equinoxes at the Tropic of Cancer (latitude 23° 26′ 16″ N) on the June solstice and ... Muslims called solar noon as Zawwal (زوال) and is the time by which after a few minutes they can start offering their Dhuhr prayers ...
Twilight - Length
... the various twilights can continue through local solar midnight Civil twilight from sunset to sunrise Arkhangelsk, Tampere, Umeå, Trondheim, Mid Yell, Tórshavn, Reykjavik ... During the winter solstice there are various twilights that can go through solar noon ... Here are the highest latitudes that twilight go through solar noon 73.439° ( 73° 26' 17" ) for Civil twlight,79.439°( 79° 26' 17" ) for Nautical twlight,85.439°( 85° 26' 17 ) for ...
Passive Solar Building Design - The Solar Path in Passive Design
... at less than 23.5 degrees, the position of the sun at solar noon will oscillate from north to south and back again during the year ... The 47-degree difference in the altitude of the sun at solar noon between winter and summer forms the basis of passive solar design ... requirements to determine at what time of the year solar gain will be beneficial for thermal comfort, and when it should be blocked with shading ...

Famous quotes containing the words noon and/or solar:

    I stand in the sunny noon of life. Objects no longer glitter in the dews of morning, neither are yet softened by the shadows of evening.
    Margaret Fuller (1810–1850)

    Senta: These boats, sir, what are they for?
    Hamar: They are solar boats for Pharaoh to use after his death. They’re the means by which Pharaoh will journey across the skies with the sun, with the god Horus. Each day they will sail from east to west, and each night Pharaoh will return to the east by the river which runs underneath the earth.
    William Faulkner (1897–1962)