400m 1st Tom Waterworth 49.68 (Previous PB 50.7; 3rd in U17M National Rankings)
The U17M club record is 49.5 set by Colin Burton in 1980. Whereas Tom’s time was electronic, Colin’s was manual. Based on IAAF guidelines, Tom’s time is equal to 49.6 manual. Alternatively, Colin’s time is equal to 49.64 electronic. More to come from Tom.