The DLS method or also known as Duckworth Lewis Stern in cricket perform an important role in declaring the winner in an certain situation for the team batting second in a limited over cricket.
DLS method is a mathematical formulation proposed to calculate the target score for the team batting second in a limited over cricket match disrupted by weather condition or other situations.
The DLS method was first used in 1996 to 1997 in a match performed between Zimbabwe against England which has been approved by the ICC in year 1999.
Who created the Duckworth Lewis method?
The DLS (Duckworth Lewis) method was created by Frank Duckworth and Tony Lewis an statisticians. This method became well- known because of the name of these two person and named it as Duckworth Lewis method.
When Frank Duckworth and Tony Lewis retired, Professor Steven Stern became the overseer of the method and renamed it as Duckworth Lewis Stern method (DLS) in November 2014.
Reason why DLS method used in Cricket
Cricket is very famous sports around the world and the attraction with this game keeps growing among peoples and become widely played almost in every country. The cricket is played in two sessions, wherein in first session a team used to bat in pairs contra the bowling team and same goes to the second sessions. The happiness of the game disturb when the rain suspend the match. With that circumstances, Duckworth Lewis method is used.
What is Par Score and Target Score
Par score is the total that a defending team need to acquired when they are wickets down at the time of stoppage whilst the target score is the corrected score that a team needed to the reach after the interruption.
Target score is one fixed number, while the par score vary depends to the number of wicket lost. The par score are computed ahead of the interference, whilst target are computed after the stoppage.
DLS method Calculation
To calculate a target, the formula is simple illustrated as:
Throughout the match after the suspension, there are only two factors remains with the team for the calculation of this method.
✔ Remaining Overs
✔ Remaining Wickets
With this two resources, Frank Duckworth and Tony Lewis have arranged a chart which advise how many resources are left with the batting side in different circumstances.
Let us take an example that happens DLS history where Sri Lanka beats Australia by 26 runs. This happens in the 2nd ODI series of Sri Lanka men versus Australia men last June 14, 2022.