My friend has helped me getting the ammo and keeping things sorted. We used a ProChrono Pal at 10 feet. I was trying to upload screenshots of my notes, but the uploads keep failing, so I will copy and paste. If there is a better forum for this, I will be glad to post it there. It should be...
Just got an email. The LabRadar Chronograph soon comes with an additional $50 discount.
Starting 06/08/18 until 06/24/18.
They used to be $599. With this discount they will be $509.
The only properly working chronograph IMO.