Yeah that!
Also bring some tangerines or cuties. Eat one in between shit talking.
Most of all have fun and take notes. You’ll never remember all the details after you get the ring sound
For anything my lrf won’t range I use google earth but most my targets are rocks so I have land marks. When signal is not available I use my garmin gps. Drop a point walk back to firing position and measure distance between the 2.