- Sun's declination
- Морской термин: склонение Солнца
Универсальный англо-русский словарь. Академик.ру. 2011.
Sun's declination
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Declination — For other uses, see Declination (disambiguation). In astronomy, declination (abbrev. dec or δ) is one of the two coordinates of the equatorial coordinate system, the other being either right ascension or hour angle. Declination in astronomy is… … Wikipedia
Sun — This article is about the star. For other uses, see Sun (disambiguation). The Sun … Wikipedia
declination of the needle — Variation Va ri*a tion, n. [OE. variatioun, F. variation, L. variatio. See {Vary}.] [1913 Webster] 1. The act of varying; a partial change in the form, position, state, or qualities of a thing; modification; alternation; mutation; diversity;… … The Collaborative International Dictionary of English
declination — the latitude where, on any particular day, the sun is 90˚ above the horizon at solar noon i.e. when the sun is aligned between true north and true south … Geography glossary
Declination — The angular position of the sun at solar noon with respect to the plane of the equator … Energy terms
Effect of sun angle on climate — The amount of heat energy received at any location on the globe is a direct effect of sun angle of climate, as the angle at which sunlight strikes the earth varies by location, time of day, and season due to the earth s orbit around the sun and… … Wikipedia
Solar Declination — The apparent angle of the sun north or south of the eath s equatorial plane. The earth s rotation on its axis causes a daily change in the declination … Energy terms
Solar declination — The apparent angle of the sun north or south of the earth s equatorial plane. The earth s rotation on its axis causes a daily change in the declination. U.S. Dept. of Energy, Energy Information Administration s Energy Glossary … Energy terms
Lunar standstill — At a major lunar standstill, which takes place every 18.6 years, the range of the declination of the Moon reaches a maximum. As a result, at high latitudes, the Moon appears to move in just two weeks from high in the sky to low on the horizon.… … Wikipedia
Sundial — A sundial is a device that measures time by the position of the Sun. In common designs such as the horizontal sundial, the sun casts a shadow from its style (a thin rod or a sharp, straight edge) onto a flat surface marked with lines indicating… … Wikipedia
Equation of time — The equation of time is the difference over the course of a year between time as read from a sundial and time as read from a clock, measured in an ideal situation (ie. in a location at the centre of a time zone, and which does not use daylight… … Wikipedia
