13-599: (Redirected from Vernal Equinox ) Spring equinox or vernal equinox or variations may refer to: March equinox , the spring equinox in the Northern Hemisphere September equinox , the spring equinox in the Southern Hemisphere Other uses [ edit ] Nowruz , Persian/Iranian new year which begins on the spring equinox (March equinox) Vernal Equinox Day ,
26-460: A common year the computed time slippage is about 5 hours 49 minutes later than the previous year, and for a leap year about 18 hours 11 minutes earlier than the previous year. Balancing the increases of the common years against the losses of the leap years keeps the calendar date of the March equinox from drifting more than one day from 20 March each year. The March equinox may be taken to mark
39-421: A 30-day month (31 days in leap years), then has 5 months of 31 days followed by 6 months of 30 days. The Julian calendar reform lengthened seven months and replaced the intercalary month with an intercalary day to be added every four years to February. It was based on a length for the year of 365 days and 6 hours (365.25 d), while the mean tropical year is about 11 minutes and 15 seconds less than that. This had
52-711: A holiday in Japan (in March) Spring Equinox: Moon's Milk or Under an Unquiet Skull , a 1998 EP by Coil Vernal Equinox (album) , by Jon Hassell, 1977 "Vernal Equinox", a song by Can from the 1975 album Landed See also [ edit ] All pages with titles containing Spring equinox All pages with titles containing Vernal equinox Equinox (disambiguation) Equinox (celestial coordinates) Autumnal equinox (disambiguation) Winter solstice (disambiguation) Summer solstice (disambiguation) Topics referred to by
65-536: Is different from Wikidata All article disambiguation pages All disambiguation pages March equinox The March equinox or northward equinox is the equinox on the Earth when the subsolar point appears to leave the Southern Hemisphere and cross the celestial equator , heading northward as seen from Earth. The March equinox is known as the vernal equinox (spring equinox) in
78-600: The Northern Hemisphere and as the autumnal equinox (autumn equinox or fall equinox) in the Southern Hemisphere. On the Gregorian calendar at 0° longitude , the northward equinox can occur as early as 19 March (which happened most recently in 1796, and will happen next in 2044). And it can occur as late as 21 March (which happened most recently in 2007, and will happen next in 2102). For
91-468: The modern constellation boundaries , the northward equinox passed from Taurus into Aries in the year −1865 (1866 BC), passed into Pisces in the year −67 (68 BC), will pass into Aquarius in the year 2597, and will pass into Capricornus in the year 4312. It passed by (but not into) a 'corner' of Cetus at 0°10′ distance in the year 1489. In its apparent motion on the day of an equinox, the Sun's disk crosses
104-552: The Earth's horizon directly to the east at sunrise ; and again, some 12 hours later, directly to the west at sunset . The March equinox, like all equinoxes, is characterized by having an almost exactly equal amount of daylight and night across most latitudes on Earth. The Babylonian calendar began with the first new moon after the March equinox, the day after the return of the Sumerian goddess Inanna (later known as Ishtar ) from
117-629: The Sun crosses the celestial equator northwards is called the First Point of Aries . However, due to the precession of the equinoxes , this point is no longer in the constellation Aries , but rather in Pisces . By the year 2600 it will be in Aquarius . The Earth's axis causes the First Point of Aries to travel westwards across the sky at a rate of roughly one degree every 72 years. Based on
130-542: The beginning of astronomical spring and the end of astronomical winter in the Northern Hemisphere but marks the beginning of astronomical autumn and the end of astronomical summer in the Southern Hemisphere. In astronomy , the March equinox is the zero point of sidereal time and, consequently, the right ascension and ecliptic longitude . It also serves as a reference for calendars and celebrations in many cultures and religions. The point where
143-417: The effect of adding about three quarters of an hour every four years. The effect accumulated from inception in 45 BC until the 16th century, when the northern vernal equinox fell on 10 or 11 March. The date in 1452 was 11 March, 11:52 (Julian). In 2547 it will be 20 March, 21:18 (Gregorian) and 3 March, 21:18 (Julian). According to the sidereal solar calendar, celebrations which originally coincided with
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#1732781102406156-425: The same term [REDACTED] This disambiguation page lists articles associated with the title Spring equinox . If an internal link led you here, you may wish to change the link to point directly to the intended article. Retrieved from " https://en.wikipedia.org/w/index.php?title=Spring_equinox&oldid=1161252539 " Category : Disambiguation pages Hidden categories: Short description
169-581: The underworld, in the Akitu ceremony, with parades through the Ishtar Gate to the Eanna temple and the ritual re-enactment of the marriage to Tammuz , or Sumerian Dummuzi . The Persian calendar begins each year at the northward equinox, observationally determined at Tehran . The Indian national calendar starts the year on the day next to the vernal equinox on 22 March (21 March in leap years) with
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