OpenFOAM simulations of 22 long rifle bullets travelling through the air at both subsonic and supersonic speeds. The results of those simulations are then used to guide setting up ballistic calculations for these rounds for NRL22 matches.
References in the video:
Applied Ballistics for Long Range Shooters by Bryan Litz, 4th edition.
YouTube: Shockwave Shadows in Ultra Slow Motion (Bullet Schlieren) - Smarter Every Day 203