Today’s topic of discussion is going to be the differences between supersonic, transonic, and subsonic speeds when discussing how projectiles move through the air. Why the photo of the 338LM for the featured shot? If you aren’t shooting out into Extreme Long Range (ELR) distances you’re likely only dealing with the supersonic portion of a bullet’s flight. You will hear people say things like “how far is the bullet supersonic?” but you may not hear the reason behind the question. What happens in the Transonic flight portion of flight? Does subsonic matter? We’re going to discuss what each speed is and, briefly, how they relate to shooting at extended ranges! So let’s get started!