PACHTMAN Ron · ERA

5rank
+27.9Butler · 42 bds
+0.66per board
±4.5swing
+1.02vs par /bd
+0.35adjusted /bd
Butler per round: 40.7 -12.8 -12.8by round

vs par split: bidding +0.05 · play +0.98

Strength of schedule: opponents averaged -0.32/bd (an easy draw) → opponent-adjusted +0.35/bd

Card play — on target: opening leads 90.9% · declarer play 88.9% · defence 82.4%

Card play by contract type — on target
vs NTvs a suit
Opening leads83.3% (6)100.0% (5)
Declarer play100.0% (3)83.3% (6)
Defence75.0% (8)88.9% (9)

Opening leads by suit led: ♠ 100.0% (2) · ♥ 66.7% (3) · ♦ 100.0% (2) · ♣ 100.0% (4)

vs par by strain: NT -0.50 (16) · a suit +1.96 (26)

vs par by level: part-score -1.08 (12) · game +0.24 (25) · slam +10.00 (5)

By role: declaring +0.84/bd (-1.08 vs par · 25) · defending +0.41/bd (+4.12 vs par · 17)

By vulnerability: vulnerable +0.91/bd (+1.62 vs par · 21) · not vulnerable +0.42/bd (+0.43 vs par · 21)

By round↑ top

RoundPartnerOpponentsRoomBdsButlerAvgvs par
Round of 16P.ZatorskiI.Ivanov – A.IvanovClosed14+40.7+2.91+2.93
QuarterfinalP.ZatorskiJ.Li – B.ZhangClosed14+6.6+0.47+1.50
QuarterfinalP.ZatorskiJ.Li – B.ZhangClosed14-19.4-1.39-1.36

Every board — best Butler first↑ top

vs par = IMPs this pair scored above (+) or below (−) the board’s double-dummy par — what bidding and play (theirs and the opponents’) added or gave away against perfect play.

ButlerRoundOpponentsBdContractLeadResvs par
+15.9QuarterfinalCHINA OPEN77♥♠7-1+20
+10.5Round of 16CHATEAU ROSSENOVO234♥x♠6=+11
+9.1Round of 16CHATEAU ROSSENOVO196♣♥A-1+14
+7.9Round of 16CHATEAU ROSSENOVO203NT♥8-2+8
+5.8Round of 16CHATEAU ROSSENOVO154♠♣6=+7
+5.4QuarterfinalCHINA OPEN145♦♣3=+0
+3.0QuarterfinalCHINA OPEN116♥x♣A-2+5
+2.6Round of 16CHATEAU ROSSENOVO255♦x♣Q-1+6
+2.3Round of 16CHATEAU ROSSENOVO172♠♦A=+0
+2.2Round of 16CHATEAU ROSSENOVO182♦♠9=+5
+2.1QuarterfinalCHINA OPEN53NT♠Q+3-10
+1.7QuarterfinalCHINA OPEN43NT♥5+2+1
+1.7QuarterfinalCHINA OPEN153NT♠J+1+0
+1.4QuarterfinalCHINA OPEN63NT♦6+2+0
+1.3QuarterfinalCHINA OPEN183♥♦K+2+2
+1.3QuarterfinalCHINA OPEN284♥x♦2-3-8
+1.1QuarterfinalCHINA OPEN121NT♣J=-1
+1.0Round of 16CHATEAU ROSSENOVO164♥♣2+2+1
+1.0QuarterfinalCHINA OPEN264♥♠K=-1
+0.9Round of 16CHATEAU ROSSENOVO213NT♣3+3+1
+0.8Round of 16CHATEAU ROSSENOVO221NT♠3+2-10
+0.3QuarterfinalCHINA OPEN244♠♣5+1+1
+0.1QuarterfinalCHINA OPEN86NT♥8=+11
-0.0QuarterfinalCHINA OPEN253NT♠3+2+10
-0.1Round of 16CHATEAU ROSSENOVO283♦♣J-1+2
-0.2Round of 16CHATEAU ROSSENOVO243NT♥J=+1
-0.3QuarterfinalCHINA OPEN234♠♦10=+0
-0.7Round of 16CHATEAU ROSSENOVO263NT♥7+2+0
-1.1QuarterfinalCHINA OPEN193NT♦6=+1
-1.3QuarterfinalCHINA OPEN25♠♥7=+0
-1.3QuarterfinalCHINA OPEN34♣♠A-1+5
-1.4Round of 16CHATEAU ROSSENOVO274♥♣A-1-5
-1.6QuarterfinalCHINA OPEN13♥♦2-1+2
-1.9QuarterfinalCHINA OPEN224NT♠9+2-13
-2.4QuarterfinalCHINA OPEN274♥♣J=+1
-3.0QuarterfinalCHINA OPEN203♥♦J=-2
-4.3QuarterfinalCHINA OPEN173♠♦A-2-5
-4.6QuarterfinalCHINA OPEN162NT♦5-1-5
-5.1QuarterfinalCHINA OPEN95♦x♠K-3-4
-6.1QuarterfinalCHINA OPEN102♠♣A=-6
-7.4QuarterfinalCHINA OPEN217♥♣3=+0
-8.7QuarterfinalCHINA OPEN133NT♣2+2-2