British Horseracing Authority has set the following distances as equating to one second of time for all UK horse races.
Flat - Turf
6 lengths per second on going Good or quicker
5 lengths per second on going Soft, Good to Soft in Places, Soft or slower
5.5 lengths per second if the going is between the above (Good to Soft or in places etc.)
Flat - All-Weather Track
6 lengths per second at Kempton Park, Lingfield Park and Wolverhampton
5 lengths per second at Southwell
National Hunt - Over jumps
5 lengths per second on going Good or quicker
4 lengths per second on going Soft, Good to Soft in Places, Soft or slower
4.5 lengths per second if the going is between the above (Good to Soft or in places etc.
3.543 seconds slower - Div 11British Horseracing Authority has set the following distances as equating to one second of time for all UK horse races. Flat - Turf6 lengths per second on going Good or quicker5 lengths per second on going Soft, Good to S