This happens twice in a year, when the visible sunis directly above the Equator. Theinstant of time when the earth's equator plane passes through the center of thesun is known as Equinox. There are two equinox that happens in a year, one inSeptember known as Autumnal or Fall Equinox and the other one happening inmarch is known as spring or Vernal equinox in northern hemisphere.
This is now you know and today we are going todiscuss what is march equinox.
March equinox, also known as spring or vernal equinoxoccurs around 20-21 march every year, the date is not fixed due to theelliptical orbit of the sun.
Sun rays sometimes falls on tropic of cancer andsometimes on tropic of capricon but there comes two days in march and septemberwhen the sun faces the equator.
Since the sun is directly above the equator, thisresults in day and night of equal duration.
On the day of march equinox, everybodyon Earth experiences a day and night of equal lengths.
On this day, the day and night both are of 12 hoursin both the hemishperes, though equinoxes do not have exact 12 hours ofdaylight.
This day marks the spring in northern hemisphereaccording to scientists and astronomers.
to mark the March Equinox,Many cultures around the world hold feasts and celebrate holidays andfestivals.
Like, vernal equinox marks the date on calendaron which easter will fall and also ushers in the Persian New Year.
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