Direct solar equatorial solar terms are

Vernal equinox (March 2 1 or so) points directly at the equator;

The autumnal equinox (around September 23rd) points directly at the equator.

{Note: Summer solstice (around June 22nd) directly refers to the Tropic of Cancer;

During the winter solstice (around 65438+February 22nd), the Tropic of Capricorn is directly exposed. }