Matches in DBpedia 2016-04 for { <http://dbpedia.org/resource/Equinox> ?p ?o }
- Equinox abstract "An equinox is an astronomical event in which the plane of Earth's equator passes the center of the Sun. The Astronomical Almanac defines it, on the other hand, as the instants when the Sun's apparent longitude is 0° or 180°. The two definitions are almost, but not exactly equivalent. Equinoxes occur twice a year, around 21 March and 23 September.The equinoxes are the only times when the subsolar point (the place on Earth's surface where the center of the Sun is exactly overhead) is on the Equator, and, consequently, the only times when the Sun is at zenith over the Equator. The subsolar point crosses the equator, moving northward at the March equinox and southward at the September equinox. The equinoxes are the only times when the solar terminator is perpendicular to the Equator. As a result, the northern and southern Hemispheres are equally illuminated.At an equinox, the Sun is at one of the two opposite points on the celestial sphere where the celestial equator (i.e. declination 0) and ecliptic intersect. These points of intersection are called equinoctial points: classically, the vernal point (RA = 00h 00m 00s and ecliptic longitude = 0°) and the autumnal point (RA = 12h 00m 00s and ecliptic longitude = 180°). However, the axes of an equatorial or ecliptic coordinate system may be defined so as to be aligned with the ecliptic and vernal equinox at a fixed point in time (or aligned with an average); therefore due to the Earth's axial precession and changes in orbital parameters, the Sun position during equinoxes in an equatorial or ecliptic coordinate system may slightly differ from the aforementioned idealized values.".
- Equinox wikiPageExternalLink EarthSeasons.php.
- Equinox wikiPageExternalLink length_of_day.xml.
- Equinox wikiPageExternalLink eqindex.html.
- Equinox wikiPageExternalLink E.
- Equinox wikiPageExternalLink sunearth.html?iso=20150923T0820.
- Equinox wikiPageID "10100".
- Equinox wikiPageLength "22196".
- Equinox wikiPageOutDegree "107".
- Equinox wikiPageRevisionID "707752815".
- Equinox wikiPageWikiLink Apsis.
- Equinox wikiPageWikiLink Aquarius_(constellation).
- Equinox wikiPageWikiLink Arctic_Circle.
- Equinox wikiPageWikiLink Aries_(astrology).
- Equinox wikiPageWikiLink Aries_(constellation).
- Equinox wikiPageWikiLink Astronomical_year_numbering.
- Equinox wikiPageWikiLink Atmospheric_refraction.
- Equinox wikiPageWikiLink Axial_precession.
- Equinox wikiPageWikiLink Brady_Haran.
- Equinox wikiPageWikiLink Capricornus.
- Equinox wikiPageWikiLink Cassini–Huygens.
- Equinox wikiPageWikiLink Category:Dynamics_of_the_Solar_System.
- Equinox wikiPageWikiLink Category:March_observances.
- Equinox wikiPageWikiLink Category:September_observances.
- Equinox wikiPageWikiLink Category:Technical_factors_of_astrology.
- Equinox wikiPageWikiLink Category:Time_in_astronomy.
- Equinox wikiPageWikiLink Celestial_coordinate_system.
- Equinox wikiPageWikiLink Celestial_sphere.
- Equinox wikiPageWikiLink Cetus.
- Equinox wikiPageWikiLink Communications_satellite.
- Equinox wikiPageWikiLink Constellation.
- Equinox wikiPageWikiLink Culmination.
- Equinox wikiPageWikiLink Diurnal_motion.
- Equinox wikiPageWikiLink Earth.
- Equinox wikiPageWikiLink Easter_controversy.
- Equinox wikiPageWikiLink Ecliptic.
- Equinox wikiPageWikiLink Ecliptic_coordinate_system.
- Equinox wikiPageWikiLink Equation_of_time.
- Equinox wikiPageWikiLink Equator.
- Equinox wikiPageWikiLink Equatorial_coordinate_system.
- Equinox wikiPageWikiLink Equinox_(celestial_coordinates).
- Equinox wikiPageWikiLink First_Council_of_Nicaea.
- Equinox wikiPageWikiLink First_Point_of_Aries.
- Equinox wikiPageWikiLink Geostationary_orbit.
- Equinox wikiPageWikiLink Gregorian_calendar.
- Equinox wikiPageWikiLink Harvest.
- Equinox wikiPageWikiLink Hebrew_calendar.
- Equinox wikiPageWikiLink Hemispheres_of_the_Earth.
- Equinox wikiPageWikiLink Horizon.
- Equinox wikiPageWikiLink Hour_angle.
- Equinox wikiPageWikiLink International_Astronomical_Union.
- Equinox wikiPageWikiLink Islamic_calendar.
- Equinox wikiPageWikiLink Julian_calendar.
- Equinox wikiPageWikiLink Julius_Caesar.
- Equinox wikiPageWikiLink Lady_Day.
- Equinox wikiPageWikiLink Latin.
- Equinox wikiPageWikiLink Latitude.
- Equinox wikiPageWikiLink Leo_(constellation).
- Equinox wikiPageWikiLink Libra_(astrology).
- Equinox wikiPageWikiLink Limb_darkening.
- Equinox wikiPageWikiLink Longitude.
- Equinox wikiPageWikiLink Longyearbyen.
- Equinox wikiPageWikiLink March_equinox.
- Equinox wikiPageWikiLink Middle_latitudes.
- Equinox wikiPageWikiLink Minute_and_second_of_arc.
- Equinox wikiPageWikiLink Northern_Hemisphere.
- Equinox wikiPageWikiLink Norway.
- Equinox wikiPageWikiLink Nowruz.
- Equinox wikiPageWikiLink Pisces_(constellation).
- Equinox wikiPageWikiLink Plane_(geometry).
- Equinox wikiPageWikiLink Planetshine.
- Equinox wikiPageWikiLink Pope_Gregory_XIII.
- Equinox wikiPageWikiLink Precession.
- Equinox wikiPageWikiLink Radius.
- Equinox wikiPageWikiLink Refraction.
- Equinox wikiPageWikiLink Right_ascension.
- Equinox wikiPageWikiLink Rings_of_Saturn.
- Equinox wikiPageWikiLink Season.
- Equinox wikiPageWikiLink September_equinox.
- Equinox wikiPageWikiLink Sidereal_time.
- Equinox wikiPageWikiLink Singapore.
- Equinox wikiPageWikiLink Solstice.
- Equinox wikiPageWikiLink Songkran.
- Equinox wikiPageWikiLink Southern_Hemisphere.
- Equinox wikiPageWikiLink Spring_(season).
- Equinox wikiPageWikiLink Subsolar_point.
- Equinox wikiPageWikiLink Sun.
- Equinox wikiPageWikiLink Sun_outage.
- Equinox wikiPageWikiLink Sunlight.
- Equinox wikiPageWikiLink Sunrise.
- Equinox wikiPageWikiLink Svalbard.
- Equinox wikiPageWikiLink Taurus_(constellation).
- Equinox wikiPageWikiLink Terminator_(solar).
- Equinox wikiPageWikiLink The_Nuttall_Encyclopædia.
- Equinox wikiPageWikiLink Time_zone.
- Equinox wikiPageWikiLink Tropical_year.
- Equinox wikiPageWikiLink University_of_Nottingham.
- Equinox wikiPageWikiLink Virgo_(constellation).
- Equinox wikiPageWikiLink Western_astrology.
- Equinox wikiPageWikiLink Zenith.