There are several kinds of P/Es: 1  Trailing P/E: The earnings are the most recently reported quarter, plus the previous three reported quarters. 2  Forward P/E: The earnings number is the total of estimates for the current unreported quarter and estimates for the following three quarters.
A corona (Latin, ' crown ') is an aura of plasma that surrounds the sun and other celestial bodies. The Sun's corona extends millions of kilometres into space and is most easily seen during a total solar eclipse, but it is also observable with a coronagraph.
The aorta is usually the largest blood vessel in the human body. The aorta is the artery that carries blood from the left ventricle to the whole body (other than the lungs). The superior and inferior vena cava are veins that carry blood from the body to the right atrium. Like other arteries, the aorta has a walls that are thicker than veins'.