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The September equinox (or southward equinox) is the moment when the Sun appears to cross the celestial equator, heading southward. Because of differences between the calendar year and the tropical year, the September equinox may occur from September 21 to 24. At the equinox, the Sun as viewed from the equator rises due east and sets due west ...
Yes, the Fall Equinox, Autumnal Equinox, and the September Equinox are all the same thing—in the Northern Hemisphere. What we call the Fall Equinox (or Autumnal Equinox) is the Spring Equinox ...
The equivalent common language English terms spring equinox and autumn (or fall) equinox are even more ambiguous. [19] [20] [21] It has become increasingly common for people to refer to the September equinox in the southern hemisphere as the Vernal equinox. [22] [23]
September 22, 2023 at 10:09 AM. ... The Northern Hemisphere’s spring — or vernal — equinox can land between March 19 and 21, depending on the year. ... Its fall – or autumnal — equinox ...
Fall equinox 2024 arrives on Sunday, September 22. Find out why the first day of autumn still features a little more daylight than darkness.
March equinox: Northward equinox Vernal (spring) equinox Autumnal (fall) equinox 90° June solstice: Northern solstice Estival (summer) solstice: Hibernal (winter) solstice: 180° September equinox: Southward equinox Autumnal (fall) equinox Vernal (spring) equinox 270° December solstice: Southern solstice Hibernal (winter) solstice: Estival ...
The fall equinox, also known as the autumnal equinox, is when astronomical fall arrives. This year, it will occur at 8:44 a.m. EDT on Sept. 22, according to the Naval Observatory.
In the higher latitude countries in the Northern Hemisphere, autumn traditionally starts with the September equinox (21 to 24 September) [8] and ends with the winter solstice (21 or 22 December). [9] Popular culture in the United States associates Labor Day, the first Monday in September, as the end of summer and the start of autumn.