Great question but highly dependent on what you like for programming. Me? I would center that 40 degrees on 99w. I watch on c band 58, 91, 99, 101, and 105 the most (i.e., NHK, Reelz, KBRK & ABC feeds, and NBC feeds). For Ku I like 83, 101, 121 and 125 the most (I.e., TuffTV, Pentagon...