I agree with the others, don't treat bigeminy. ...It's some kind of EMS lore that never seems to die that bigeminy is a terribly malignant rhythm and has to be squashed no matter what the consequences.
The meaning of the autumn equinox is intertwined with that of the four points of the year (the two solstices, and the spring equinox), which each mark stages in the esoteric work that begin anew each year, and form a symbolic cross in the wheel of the year, with the sun (Son/Christ) at the center.
Also Autumnal Equinox. The March equinox is the vernal (spring) equinox in the Northern Hemisphere and the autumnal (fall) equinox in the Southern Hemisphere. 2. 1st Equinox of the Year. The 2nd equinox, the September equinox, takes place on or around September 22 every year.