Assuming the rate of rotation of the Earth is \( 7.27 \times 10^{-5} \) radians/s and the radius of Earth is 6371 km, the centrifugal acceleration at 60° latitude for a spherically rotating Earth is ________ \( \times 10^{-3} \) m/s\(^2\). \text{[round off to 1 decimal place]}