![]() ![]() Two such points exist: The vernal equinox (approx. The equinox is the time of year when the Sun appears in the sky at the intersection of the ecliptic and the celestial equator. So when everything is aligned, everywhere from the North Pole to the South Pole will get the same amount of sunlight - but only on those two, equinoxes, in September and March - the exact dates of which, might change up to three days, depending on year. The day of the summer solstice is the longest day of the year, and the day of the winter solstice is the shortest day of the year. Solstices and Equinoxes 2010-2020 Northern hemisphere as determined by visitor country. Autumnal/fall Equinox north of the Equator is mirrored south of the Equator by the Spring Equinox. Due to the difference between calendar and tropical years, the September equinox can occur any time between his September 21st and 24th. So, the equinoxes are the times of the year where the part of the Earth closest to the sun is the exact equator. The dates for equinoxes and solstices in the Northern and Southern Hemispheres are the same, but in opposite seasons. 21 - it varies from year to year) is in the southern hemisphere. The Longest Day The Longest Day Summer Solstice in the Northern Hemisphere 2023 date and time: 21 June at 14:57 GMT During the celestial annual journey of the Earth round the Sun, Summer Solstice in the Northern Hemisphere is the moment when the Sun is at its furthermost point north of the Equator. 21) is in the northern hemisphere, and in spring, the equinox (Mar. That's easy to remember, right? In autumn, the equinox (Sept. The word "equinox" actually comes from a Latin term meaning "equal night." That's because during an equinox, it's believed that all areas of the Earth's surface experience an equal amount of daylight and darkness - 12 hours each. Each year, there are two solstices and two equinoxes and while they both signify a change of season, the two are incredibly different - opposites, even.Īn equinox is an event that happens twice a year. While the words might trigger similar thoughts of fancy fitness establishments and cycling classes, there's a real difference between solstice and equinox and neither of them have anything to do with physical fitness.
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