Real is a simple type that is used to declare variables for storing Real tokens. For example…
Real rVelocity
Move 23.00451e3 to rVelocity
Real variables allow for 16 significant digits and an order of magnitude of ±306. A Real variable can have any value in the range of ±9.99,999,999,999,999,999 * 10^±306.
For more information, refer to Declaring Variables and the Real command.