March equinox
Sign in to saveAlso known as vernal equinox in northern hemisphere, autumnal equinox in southern hemisphere, northward equinox, spring equinox
the equinox on the earth when the Sun appears to leave the southern hemisphere and cross the celestial equator
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- opposite of
- September equinox
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- March equinox
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Encyclopedic overview
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 (or spring equinox) in the Northern Hemisphere and as the autumnal equinox in the Southern Hemisphere.
Illumination of Earth by the Sun on the day of an equinox
Excerpted from Wikipedia’s “March equinox” article, available under the CC BY-SA 4.0 licence.