9 Software-enabled apparatus, with or without a tag, used in connection with a golf club, namely for analyzing a user's performance on the golf course, swing of a golf club, and analyzing the impact of the golf club with a golf ball and measuring the ball's trajectory and velocity; software used to record, track, and provide information and feedback regarding the user's golf swing and impact and trajectory of the golf ball; recorded electronic computer software and high-performance computer hardware with specialized features for enhanced analysis of a golf swing