GRASP’s spillovers of every 96 positions with optimized coordinates. Top: Spillover1 is in relation to the secondary reflector. We can see that at the focus of the telescope the spillover1 is 0.0036 dB and that at worst it is raised to 0.008 dB at the edges of the focal plane. Bottom: Spillover2 is in relation to the primary reflector. Its spillover at the center is 0.0045 dB and the worst is 0.0101 dB.