RSR

The range sampling rate (RSR) is defined as:

$${\rm RSR} = 0.001 \frac{Np-1}{\,dt_r}$$ (D39)

Where:
RSR is the range sampling rate in MHz.
Np is the number of (range) pixels.
$\,dt_r$ is the zero Doppler two-way time to the last pixel minus the range time to the first pixel in milliseconds.