Menu | Explaining level changesMichael Broadbent v Martyn Beazley (Mon 19 May 2025)Match won by Michael Broadbent. Result: 15-8,15-9,17-15.Starting level for Michael Broadbent: 930, level confidence: 69%. Starting level for Martyn Beazley: 400, level confidence: 65%. Michael Broadbent to win as he is currently playing 133% better than Martyn Beazley. Michael Broadbent won all of the games and 59% of the points. This games result would be expected if he was better by around 55% or more. This points result would be expected if he was better by around 47% (PAR scoring). These are weighted and combined to calculate that Michael Broadbent played 50% better than Martyn Beazley in this match. Due to the difference between the players' levels, allow for the likelihood that Michael Broadbent was taking it easy by anything up to 17%. This gives him an allowed level range for this match between 592 and 930 without affecting his level. In this case, Michael Broadbent played at level 682 and remained within his allowed range so his level will not be adjusted. On the assumption that Michael Broadbent would normally have been playing at level 776 (based on typical behaviour), Martyn Beazley played better than expected and therefore gains a pre-damping level increase of 14%. Allowing for the difference in level between the players, including some additional protection for the better player, the adjustments have been reduced to 0% and 8.9% respectively. Factoring in the relative levels of confidence which allows players with low confidence in their levels to change more quickly, the adjustment for Michael Broadbent changes to 0% and Martyn Beazley changes to +8.9%. After applying standard match damping, the adjustment for Michael Broadbent becomes 0% and for Martyn Beazley becomes +5.9%. Apply match/event weighting of 50% for 'Ickleford Boxes' so the adjustment for Michael Broadbent is 0% and for Martyn Beazley is +3%. Increase level confidence due to one more match played. Michael Broadbent: 83%, Martyn Beazley: 81%. Reduce level confidence based on how unexpected the result is. Michael Broadbent: 67%, Martyn Beazley: 65%. A final adjustment of -0.2% has been made to both players as part of the automatic calibration that is performed after each match. All players in this pool will have been adjusted equally in order to remain equivalent to other player pools. Final level for Michael Broadbent: 929, level confidence: 67%. Final level for Martyn Beazley: 411, level confidence: 65%. Notes
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