one of those days, huh? Well, when you get the right one, it will work like a charm and seem easier than it should.
FWIW, I still do the old fashioned method. Get it on paper close, zero it on paper, close. sight it in at 50 yards with a 100/150 Zero, then finish the deed. In theory, we ought to be about to sight it in, zeroed to what we want, one shot after hitting paper, using a a sight-in target, such as this one from Cabela's