The video clearly shows a HUD lap timer, which was used to determine the precise lap start, end, and total lap time. The track name 'Snetterton 300' and vehicle 'Porsche 991.II GT3 Cup' are explicitly mentioned in the video title and description, allowing for direct matching with the provided lists. The footage is continuous in-car POV, confirming its validity as a lap video. The driver's background suggests expert skill. The estimated track length is based on the known length of Snetterton 300 circuit.