tamla 63s world >>equator

equator

The line where the equator (how a cough) goes along the center of gravity of the rotating heavenly bodies, and the plane which is perpendicular to the rotation axis of the heavenly bodies cuts off the heavenly bodies surface.
It is the one of the standards of the latitude and shows latitude zero degree.
I call the Northern Hemisphere, the south the Southern Hemisphere in the north from the equator.
I speak the equator of the earth as follows as far as I do not decline it in particular.

All about 40,075km laps of the equator.
Of the spring equinox and the autumnal equinox the sun comes to right above twice a year.

In addition, an aspect (an equatorial plane) and the celestial sphere that the equator makes cross in the astronomy and call the yen that it is possible for with the equator (celestial equator).
The celestial equator becomes the standard to select a position (declination, right ascension) on the celestial sphere of a fixed star and the planet as.

English: Equator, Spanish: Ecuador, Portuguese: Equador
Red Michigami has a biggest quantity of sunlight through the year (quantity of sunlight per the area).
Therefore I am warm and produce a strong ascending current of air.
I produce a low pressure zone (a tropical convergence zone) for this ascending current of air and form an abundant tropical climate of the precipitation.

In addition, the ascending current of air of the neighborhood of equator becomes the tropical cyclone with the intense eddy current of air, and there is a thing spreading to the Temperate Zone area as a typhoon and cyclone, a hurricane.