celestial+equator
61Pole star — For other uses, see Polestar (disambiguation). North Star redirects here. For other uses, see North Star (disambiguation). A French navisphere : a type of celestial globe formerly used for navigation at sea The term Pole Star usually refers to… …
62equinoctial circle — noun the great circle on the celestial sphere midway between the celestial poles • Syn: ↑celestial equator, ↑equinoctial line, ↑equinoctial • Derivationally related forms: ↑equinoctial (for: ↑equinoctial) …
63Equation 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… …
64Horoscope — In astrology, a horoscope is a chart or diagram representing the positions of the Sun, Moon, planets, the astrological aspects, and sensitive angles at the time of an event, such as the moment of a person s birth. The word horoscope is derived… …
65List of meteorology topics — This is a list of meteorology topics. The terms relate to meteorology, the interdisciplinary scientific study of the atmosphere that focuses on weather processes and forecasting. (see also: List of meteorological phenomena)AlphanumericTOC… …
66Poles of astronomical bodies — This article is about geographic, magnetic and other poles on planets and other astronomical bodies. For the Earth s poles, see North Pole, South Pole, North Magnetic Pole, and South Magnetic Pole. See also Pole of inaccessibility. The poles of… …
67hour angle — noun 1. the angular distance along the celestial equator from the observer s meridian to the hour circle of a given celestial body (Freq. 1) • Hypernyms: ↑distance 2. (astronomy) the angular distance of a celestial point measured westward along… …
68calendar — calendrical /keuh len dri keuhl/, calendric, calendarial /kal euhn dair ee euhl/, calendarian, calendaric, adj. /kal euhn deuhr/, n. 1. a table or register with the days of each month and week in a year: He marked the date on his calendar. 2. any …
69mean sun — noun a theoretical sun that moves along the celestial equator at a constant speed and completes its annual course in the same amount of time the real sun takes at variable speeds • Hypernyms: ↑model, ↑theoretical account, ↑framework * * * noun… …
70Axial tilt — Obliquity redirects here. For the book, see Obliquity (book). To understand axial tilt, consider this blue solenoid in right hand grip rule as the rotational axis of Earth, the counter clockwise direction of the magnetic field as the orbital… …
