# Senkou Span B

## DEFINITION of 'Senkou Span B'

A component of the Ichimoku Kinko Hyo indicator that is used to create the 'cloud' of the indicator. Senkou span B is always plotted alongside Senkou span A and the area between the two lines is shaded. The shaded area, known as the cloud, is then used to give traders an idea of future support and resistance. Senkou span B is calculated by using the following formula:

Senkou span B is generally regarded as the slowest moving component of the Ichimoku indicator because it is created by using the greatest number of time periods in its calculation (generally 52 time periods).

## BREAKING DOWN 'Senkou Span B'

The trend is deemed to be downward when Senkou span A is located below senkou span B. In practice, the indicator is most commonly used to predict the reversal of a current trend when the two senkou spans cross over each other.