Wuhan 2019 — player statistics

Four double-dummy measures per player plus bidding activity, over every board they played, and an opponent-adjusted (strength-of-schedule) Butler. Each table lists all players and is sortable by any column. Double-dummy is idealised — the true best play needs all four hands — so read these as tendencies, not verdicts.

Butler vs double-dummy par↑ top

IMPs per board scored above (+) or below (−) the board’s minimax par — what real bidding and play (theirs and the opponents’) added or gave away against perfect double-dummy play. Players with few boards are greyed. Click a column header to sort; filter by name or team.

#PlayerTeamBoards/boardTotal
1K.DwyerMILLENS70+1.30+91.0
2X.YuSHANGHAILVCHENG72+1.07+77.0
3J.ShihYBT70+1.03+72.0
4S.HuangMILLENS84+0.96+81.0
5Y.ZhangYBT70+0.80+56.0
6P.BizonPOLAND Seniors84+0.65+55.0
7M.SzymanowskiPOLAND Seniors84+0.65+55.0
8J.DaiZHEJIANGQIANTANG144+0.55+79.0
9L.YangZHEJIANGQIANTANG144+0.55+79.0
10Y.LuoSHANGHAILVCHENG132+0.53+70.0
11Z.LiaoCHINA MIXED84+0.50+42.0
12Z.XieCHINA MIXED84+0.50+42.0
13Y.ChenSHANGHAILVCHENG88+0.43+38.0
14H.JiangSAN CHEN FUND116+0.41+47.0
15G.XinSAN CHEN FUND160+0.34+54.0
16D.SaculINDONESIA Mixed144+0.28+41.0
17C.SumampouwINDONESIA Mixed144+0.28+41.0
18J.ChenCHINA MIXED84+0.11+9.0
19T.AsbiINDONESIA Mixed144+0.04+6.0
20L.BojohINDONESIA Mixed144+0.04+6.0
21M.KwiecienPOLAND Seniors84+0.01+1.0
22W.StarkowskiPOLAND Seniors84+0.01+1.0
23Y.ZhangZHEJIANGQIANTANG144-0.03-4.0
24J.ZhaoZHEJIANGQIANTANG144-0.03-4.0
25R.LiSAN CHEN FUND160-0.13-21.0
26Y.LianSHANGHAILVCHENG160-0.18-29.0
27S.SunSHANGHAILVCHENG160-0.18-29.0
28S.ShenSAN CHEN FUND146-0.25-37.0
29K.BathurstMILLENS84-0.40-34.0
30J.HurdMILLENS84-0.40-34.0
31S.AukenPOLMANY56+1.62+91.0
32R.WellandPOLMANY56+1.62+91.0
33S.ZhangSHANGHAILVCHENG28+1.61+45.0
34K.ChengYBT56+1.38+77.0
35J.HouCHINA XHJT14+1.36+19.0
36J.ZhouCHINA XHJT14+1.36+19.0
37A.BirmanISRAEL Open42+1.21+51.0
38D.PadonISRAEL Open42+1.21+51.0
39J.LiPD TIMES28+1.18+33.0
40J.LiuPD TIMES28+1.18+33.0
41W.ChenWUHU BRIDGE TEAM28+1.18+33.0
42G.LyuWUHU BRIDGE TEAM28+1.18+33.0
43B.DuJINSHUO28+1.11+31.0
44T.JiangJINSHUO28+1.11+31.0
45L.HuCHINA Open28+1.04+29.0
46Y.LiuCHINA Open28+1.04+29.0
47P.GawrysSWISS TEAM14+0.86+12.0
48M.KlukowskiSWISS TEAM14+0.86+12.0
49Y.LuZHONGSHAN JIEGAO28+0.86+24.0
50Z.ZhangZHONGSHAN JIEGAO28+0.86+24.0
51A.ArlovichBRIDGESCANNER14+0.79+11.0
52E.VainikonisBRIDGESCANNER14+0.79+11.0
53C.YehYBT28+0.61+17.0
54H.LasutINDONESIA Seniors28+0.61+17.0
55E.ManoppoINDONESIA Seniors28+0.61+17.0
56S.ShiUSA 1 Women14+0.57+8.0
57J.StansbyUSA 1 Women14+0.57+8.0
58M.KangDALIAN AOXIN28+0.54+15.0
59X.LiDALIAN AOXIN28+0.54+15.0
60M.Zur-CampanileUSA 2 Mixed42+0.52+22.0
61M.ShiJINSHUO56+0.46+26.0
62D.WangJINSHUO56+0.46+26.0
63P.WangCHINA MIXED56+0.43+24.0
64A.RosenthalUSA 2 Mixed28+0.39+11.0
65Z.LiDONGFENG FENGSHEN56+0.39+22.0
66G.ShenDONGFENG FENGSHEN56+0.39+22.0
67H.BertensUSA 2 Mixed56+0.32+18.0
68C.WillenkenUSA 2 Mixed56+0.32+18.0
69D.BakhshiSIVY A28+0.32+9.0
70A.MalinowskiSIVY A28+0.32+9.0
71W.HeCRE8IVE28+0.32+9.0
72J.YaoCRE8IVE28+0.32+9.0
73Y.ChenREIGNWOOD56+0.21+12.0
74J.HuREIGNWOOD56+0.21+12.0
75K.AnklesariaFORMIDABLES14+0.21+3.0
76R.TewariFORMIDABLES14+0.21+3.0
77T.BessisSHEN28+0.18+5.0
78C.LorenziniSHEN28+0.18+5.0
79I.BareketISRAEL Open28+0.14+4.0
80A.LengyISRAEL Open28+0.14+4.0
81M.BrownNEW ZEALAND Open28+0.14+4.0
82M.WhibleyNEW ZEALAND Open28+0.14+4.0
83J.KhokhlovRUSSIA Open28+0.14+4.0
84G.MatushkoRUSSIA Open28+0.14+4.0
85L.BakerUSA 1 Women28+0.11+3.0
86K.MccallumUSA 1 Women28+0.11+3.0
87W.HeZHONGSHAN JIEGAO42+0.05+2.0
88S.LiuZHONGSHAN JIEGAO42+0.05+2.0
89Y.KhiuppenenRUSSIA Open56+0.02+1.0
90V.KholomeevRUSSIA Open56+0.02+1.0
91L.HeSANMING EDUCATION28-0.11-3.0
92H.ZhangSANMING EDUCATION28-0.11-3.0
93S.WuSAN CHEN FUND58-0.12-7.0
94R.CooperAURUSSIA28-0.14-4.0
95B.ThompsonAURUSSIA28-0.14-4.0
96S.BrinkSWISS TEAM28-0.21-6.0
97B.DrijverSWISS TEAM28-0.21-6.0
98D.RosenbergUSA 2 Mixed42-0.26-11.0
99J.LallSIVY A14-0.29-4.0
100B.MossSIVY A14-0.29-4.0
101X.ChenDONGFENG FENGSHEN56-0.29-16.0
102S.LiuDONGFENG FENGSHEN56-0.29-16.0
103A.BachNEW ZEALAND Open28-0.36-10.0
104M.CornellNEW ZEALAND Open28-0.36-10.0
105J.BianCHINA XHJT28-0.36-10.0
106N.LiuCHINA XHJT28-0.36-10.0
107K.AraszkiewiczBRIDGESCANNER14-0.43-6.0
108K.KotorowiczBRIDGESCANNER14-0.43-6.0
109C.MadsenAURUSSIA28-0.43-12.0
110O.PavlushkoAURUSSIA28-0.43-12.0
111Y.SunREIGNWOOD28-0.54-15.0
112S.WuCHINA MIXED28-0.54-15.0
113E.FriedlanderYBT56-0.61-34.0
114I.LiranYBT56-0.61-34.0
115Z.FuPD TIMES14-0.64-9.0
116X.HouPD TIMES14-0.64-9.0
117D.MajumderFORMIDABLES28-0.68-19.0
118S.MukherjeeFORMIDABLES28-0.68-19.0
119J.WeiSANMING EDUCATION28-0.68-19.0
120G.ZhangSANMING EDUCATION28-0.68-19.0
121J.MillensMILLENS14-0.71-10.0
122J.YinREIGNWOOD56-0.71-40.0
123R.PachtmanBRIDGESCANNER28-0.75-21.0
124P.ZatorskiBRIDGESCANNER28-0.75-21.0
125G.ChenCHINA Open14-0.86-12.0
126Z.ZhuangCHINA Open14-0.86-12.0
127Y.KuangREIGNWOOD28-0.89-25.0
128K.NadarFORMIDABLES14-1.00-14.0
129B.SatyanarayanaFORMIDABLES14-1.00-14.0
130B.PoliiINDONESIA Seniors14-1.21-17.0
131T.SugiartoINDONESIA Seniors14-1.21-17.0
132L.GanJINSHUO28-1.29-36.0
133S.ShanJINSHUO28-1.29-36.0
134M.KrasnosselskiRUSSIA Open28-1.32-37.0
135S.OrlovRUSSIA Open28-1.32-37.0
136M.HartonoINDONESIA Seniors14-1.43-20.0
137A.NurhalimINDONESIA Seniors14-1.43-20.0
138W.GawelPOLMANY56-1.52-85.0
139R.JagniewskiPOLMANY56-1.52-85.0
140X.GuoZHONGSHAN JIEGAO42-1.55-65.0
141Y.HuangZHONGSHAN JIEGAO42-1.55-65.0
142L.FengWUHU BRIDGE TEAM28-1.64-46.0
143X.WuWUHU BRIDGE TEAM28-1.64-46.0
144A.LevinISRAEL Open42-1.69-71.0
145J.RollISRAEL Open42-1.69-71.0
146J.ChenDALIAN AOXIN28-1.71-48.0
147S.HuoDALIAN AOXIN28-1.71-48.0
148C.JuCHINA Open14-1.79-25.0
149Z.ShiCHINA Open14-1.79-25.0
150K.RosenbergSIVY A14-1.93-27.0
151A.WildavskySIVY A14-1.93-27.0
152K.MartensSWISS TEAM14-1.93-27.0
153P.ZimmermannSWISS TEAM14-1.93-27.0
154S.DinkinUSA 1 Women14-2.00-28.0
155I.LevitinaUSA 1 Women14-2.00-28.0
156X.CaoCHINA XHJT14-2.57-36.0
157H.HuangCHINA XHJT14-2.57-36.0
158Z.ShaoSHEN28-2.57-72.0
159Y.ShenSHEN28-2.57-72.0
160C.DongCRE8IVE28-2.68-75.0
161J.MaCRE8IVE28-2.68-75.0
162J.ChenPD TIMES14-3.14-44.0
163L.DongPD TIMES14-3.14-44.0

Opening-lead accuracy↑ top

How often a player’s opening lead held declarer to the same tricks as the best defensive lead double-dummy. Players with few boards are greyed. Click a column header to sort; filter by name or team.

#PlayerTeamLeadsOn targetConceded
1M.KwiecienPOLAND Seniors1894.4%0.06
2Y.ZhangYBT1687.5%0.12
3K.DwyerMILLENS1687.5%0.12
4J.ZhaoZHEJIANGQIANTANG3086.7%0.17
5M.SzymanowskiPOLAND Seniors2085.0%0.15
6K.BathurstMILLENS2085.0%0.30
7D.SaculINDONESIA Mixed3884.2%0.18
8Y.LuoSHANGHAILVCHENG4283.3%0.17
9H.JiangSAN CHEN FUND3083.3%0.20
10S.HuangMILLENS2281.8%0.18
11Y.LianSHANGHAILVCHENG3281.2%0.19
12S.SunSHANGHAILVCHENG3281.2%0.22
13X.YuSHANGHAILVCHENG2181.0%0.19
14J.HurdMILLENS2080.0%0.20
15L.BojohINDONESIA Mixed3979.5%0.28
16W.StarkowskiPOLAND Seniors2777.8%0.22
17J.DaiZHEJIANGQIANTANG5877.6%0.24
18Z.LiaoCHINA MIXED2277.3%0.23
19J.ShihYBT2576.0%0.28
20J.ChenCHINA MIXED2475.0%0.25
21R.LiSAN CHEN FUND3974.4%0.31
22L.YangZHEJIANGQIANTANG2774.1%0.30
23Y.ZhangZHEJIANGQIANTANG2774.1%0.30
24G.XinSAN CHEN FUND5074.0%0.26
25S.ShenSAN CHEN FUND2373.9%0.39
26Y.ChenSHANGHAILVCHENG2572.0%0.32
27C.SumampouwINDONESIA Mixed3171.0%0.35
28T.AsbiINDONESIA Mixed4669.6%0.37
29Z.XieCHINA MIXED2268.2%0.41
30P.BizonPOLAND Seniors1457.1%0.57
31J.MillensMILLENS1100.0%0.00
32K.AraszkiewiczBRIDGESCANNER4100.0%0.00
33B.MossSIVY A4100.0%0.00
34M.KlukowskiSWISS TEAM5100.0%0.00
35M.HartonoINDONESIA Seniors1100.0%0.00
36A.NurhalimINDONESIA Seniors2100.0%0.00
37S.DinkinUSA 1 Women1100.0%0.00
38J.LiuPD TIMES9100.0%0.00
39K.RosenbergSIVY A1100.0%0.00
40A.WildavskySIVY A1100.0%0.00
41J.StansbyUSA 1 Women2100.0%0.00
42J.WeiSANMING EDUCATION3100.0%0.00
43G.ZhangSANMING EDUCATION6100.0%0.00
44S.LiuDONGFENG FENGSHEN9100.0%0.00
45L.FengWUHU BRIDGE TEAM4100.0%0.00
46S.ShanJINSHUO4100.0%0.00
47M.WhibleyNEW ZEALAND Open7100.0%0.00
48X.GuoZHONGSHAN JIEGAO9100.0%0.00
49S.WuCHINA MIXED5100.0%0.00
50S.HuoDALIAN AOXIN5100.0%0.00
51K.NadarFORMIDABLES4100.0%0.00
52B.SatyanarayanaFORMIDABLES4100.0%0.00
53G.ChenCHINA Open3100.0%0.00
54J.ChenPD TIMES1100.0%0.00
55L.DongPD TIMES2100.0%0.00
56C.DongCRE8IVE3100.0%0.00
57K.AnklesariaFORMIDABLES3100.0%0.00
58Z.ShaoSHEN6100.0%0.00
59B.PoliiINDONESIA Seniors2100.0%0.00
60T.SugiartoINDONESIA Seniors5100.0%0.00
61J.HuREIGNWOOD1190.9%0.09
62D.BakhshiSIVY A1090.0%0.10
63C.LorenziniSHEN1090.0%0.20
64H.BertensUSA 2 Mixed1989.5%0.10
65G.MatushkoRUSSIA Open988.9%0.11
66T.BessisSHEN988.9%0.11
67N.LiuCHINA XHJT988.9%0.44
68S.LiuZHONGSHAN JIEGAO887.5%0.12
69C.WillenkenUSA 2 Mixed1687.5%0.12
70L.HeSANMING EDUCATION887.5%0.12
71C.YehYBT785.7%0.14
72V.KholomeevRUSSIA Open1485.7%0.14
73E.VainikonisBRIDGESCANNER785.7%0.14
74C.MadsenAURUSSIA785.7%0.14
75X.LiDALIAN AOXIN785.7%0.43
76Y.ChenREIGNWOOD1384.6%0.15
77S.WuSAN CHEN FUND1984.2%0.16
78D.WangJINSHUO1883.3%0.17
79B.ThompsonAURUSSIA683.3%0.17
80A.BachNEW ZEALAND Open683.3%0.17
81Y.LuZHONGSHAN JIEGAO683.3%0.17
82J.ChenDALIAN AOXIN683.3%0.17
83L.HuCHINA Open683.3%0.33
84T.JiangJINSHUO683.3%0.33
85M.BrownNEW ZEALAND Open1283.3%0.42
86A.BirmanISRAEL Open1782.4%0.18
87J.KhokhlovRUSSIA Open1181.8%0.18
88H.ZhangSANMING EDUCATION1181.8%0.18
89Y.LiuCHINA Open1181.8%0.46
90S.AukenPOLMANY1681.2%0.25
91H.LasutINDONESIA Seniors1080.0%0.20
92Y.KhiuppenenRUSSIA Open1080.0%0.20
93R.PachtmanBRIDGESCANNER580.0%0.20
94A.ArlovichBRIDGESCANNER580.0%0.20
95J.BianCHINA XHJT1080.0%0.20
96S.ZhangSHANGHAILVCHENG1080.0%0.30
97A.LengyISRAEL Open1080.0%0.30
98R.WellandPOLMANY1478.6%0.21
99A.MalinowskiSIVY A977.8%0.22
100E.ManoppoINDONESIA Seniors977.8%0.33
101I.BareketISRAEL Open977.8%0.56
102S.ShiUSA 1 Women475.0%0.25
103L.BakerUSA 1 Women875.0%0.25
104S.BrinkSWISS TEAM875.0%0.25
105J.YaoCRE8IVE1275.0%0.33
106D.RosenbergUSA 2 Mixed875.0%0.38
107Y.ShenSHEN475.0%0.50
108B.DrijverSWISS TEAM875.0%0.62
109K.KotorowiczBRIDGESCANNER475.0%1.00
110P.WangCHINA MIXED1573.3%0.47
111W.ChenWUHU BRIDGE TEAM1172.7%0.36
112Y.KuangREIGNWOOD1172.7%0.46
113M.ShiJINSHUO1872.2%0.28
114W.HeZHONGSHAN JIEGAO1872.2%0.28
115K.ChengYBT771.4%0.29
116D.PadonISRAEL Open771.4%0.29
117J.YinREIGNWOOD1471.4%0.29
118R.TewariFORMIDABLES771.4%0.29
119J.MaCRE8IVE771.4%0.86
120I.LiranYBT1770.6%0.29
121G.LyuWUHU BRIDGE TEAM1070.0%0.30
122E.FriedlanderYBT1070.0%0.30
123J.RollISRAEL Open1070.0%0.30
124M.KangDALIAN AOXIN1070.0%0.40
125J.HouCHINA XHJT366.7%0.33
126R.CooperAURUSSIA366.7%0.33
127X.HouPD TIMES366.7%0.33
128J.LiPD TIMES966.7%0.33
129P.ZatorskiBRIDGESCANNER366.7%0.33
130W.GawelPOLMANY666.7%0.50
131R.JagniewskiPOLMANY1566.7%0.53
132A.RosenthalUSA 2 Mixed666.7%0.67
133L.GanJINSHUO366.7%0.67
134S.MukherjeeFORMIDABLES666.7%0.83
135Y.SunREIGNWOOD1163.6%0.36
136K.MccallumUSA 1 Women1163.6%0.64
137M.Zur-CampanileUSA 2 Mixed862.5%0.38
138J.ZhouCHINA XHJT560.0%0.40
139X.ChenDONGFENG FENGSHEN560.0%0.40
140O.PavlushkoAURUSSIA1060.0%0.80
141X.WuWUHU BRIDGE TEAM757.1%1.00
142Z.ZhangZHONGSHAN JIEGAO955.6%0.44
143Z.LiDONGFENG FENGSHEN2055.0%0.50
144J.LallSIVY A250.0%0.50
145P.GawrysSWISS TEAM250.0%0.50
146Z.FuPD TIMES450.0%0.50
147M.CornellNEW ZEALAND Open250.0%0.50
148B.DuJINSHUO650.0%0.50
149A.LevinISRAEL Open650.0%0.50
150W.HeCRE8IVE650.0%0.50
151G.ShenDONGFENG FENGSHEN2050.0%0.75
152D.MajumderFORMIDABLES250.0%1.00
153C.JuCHINA Open250.0%1.00
154H.HuangCHINA XHJT250.0%1.00
155Y.HuangZHONGSHAN JIEGAO650.0%1.17
156M.KrasnosselskiRUSSIA Open944.4%0.78
157S.OrlovRUSSIA Open540.0%1.40
158Z.ShiCHINA Open10.0%1.00
159X.CaoCHINA XHJT10.0%1.00
160Z.ZhuangCHINA Open10.0%1.00
161I.LevitinaUSA 1 Women10.0%2.00
162K.MartensSWISS TEAM10.0%2.00

Declarer-play accuracy↑ top

How often declarer took at least the double-dummy makeable tricks after the actual opening lead — i.e. didn’t leave tricks on the table. Players with few boards are greyed. Click a column header to sort; filter by name or team.

#PlayerTeamContractsOn targetConceded
1K.DwyerMILLENS1994.7%0.05
2Z.LiaoCHINA MIXED1593.3%0.07
3J.HurdMILLENS2090.0%0.10
4J.ChenCHINA MIXED2090.0%0.15
5Y.ChenSHANGHAILVCHENG1788.2%0.12
6S.HuangMILLENS2286.4%0.18
7H.JiangSAN CHEN FUND2785.2%0.15
8Y.ZhangZHEJIANGQIANTANG3884.2%0.18
9Y.LuoSHANGHAILVCHENG2781.5%0.18
10T.AsbiINDONESIA Mixed2181.0%0.19
11P.BizonPOLAND Seniors2080.0%0.30
12S.SunSHANGHAILVCHENG4778.7%0.30
13J.ShihYBT1877.8%0.22
14M.SzymanowskiPOLAND Seniors3076.7%0.33
15D.SaculINDONESIA Mixed4575.6%0.36
16K.BathurstMILLENS2475.0%0.29
17S.ShenSAN CHEN FUND3574.3%0.31
18J.ZhaoZHEJIANGQIANTANG4973.5%0.33
19C.SumampouwINDONESIA Mixed3073.3%0.30
20W.StarkowskiPOLAND Seniors1872.2%0.28
21R.LiSAN CHEN FUND4671.7%0.37
22Y.LianSHANGHAILVCHENG4971.4%0.35
23J.DaiZHEJIANGQIANTANG2871.4%0.39
24L.BojohINDONESIA Mixed3871.1%0.42
25Z.XieCHINA MIXED2470.8%0.46
26Y.ZhangYBT1770.6%0.47
27L.YangZHEJIANGQIANTANG3167.7%0.39
28M.KwiecienPOLAND Seniors2166.7%0.38
29G.XinSAN CHEN FUND3666.7%0.39
30X.YuSHANGHAILVCHENG1457.1%0.50
31C.YehYBT5100.0%0.00
32S.AukenPOLMANY14100.0%0.00
33J.HouCHINA XHJT3100.0%0.00
34B.MossSIVY A3100.0%0.00
35P.GawrysSWISS TEAM2100.0%0.00
36M.KlukowskiSWISS TEAM5100.0%0.00
37Y.LiuCHINA Open3100.0%0.00
38Z.FuPD TIMES2100.0%0.00
39J.LiPD TIMES4100.0%0.00
40J.LiuPD TIMES6100.0%0.00
41B.DuJINSHUO5100.0%0.00
42T.JiangJINSHUO11100.0%0.00
43W.ChenWUHU BRIDGE TEAM4100.0%0.00
44S.ShiUSA 1 Women6100.0%0.00
45J.StansbyUSA 1 Women2100.0%0.00
46A.LengyISRAEL Open5100.0%0.00
47G.MatushkoRUSSIA Open1100.0%0.00
48T.BessisSHEN4100.0%0.00
49A.ArlovichBRIDGESCANNER1100.0%0.00
50E.VainikonisBRIDGESCANNER1100.0%0.00
51O.PavlushkoAURUSSIA3100.0%0.00
52J.YaoCRE8IVE6100.0%0.00
53K.NadarFORMIDABLES2100.0%0.00
54J.MaCRE8IVE7100.0%0.00
55T.SugiartoINDONESIA Seniors1100.0%0.00
56E.FriedlanderYBT2095.0%0.05
57K.ChengYBT1794.1%0.12
58S.LiuDONGFENG FENGSHEN2491.7%0.08
59A.RosenthalUSA 2 Mixed1190.9%0.09
60D.PadonISRAEL Open1090.0%0.10
61H.BertensUSA 2 Mixed1090.0%0.10
62X.GuoZHONGSHAN JIEGAO1090.0%0.10
63S.HuoDALIAN AOXIN1090.0%0.10
64W.HeZHONGSHAN JIEGAO988.9%0.11
65A.BirmanISRAEL Open887.5%0.12
66B.ThompsonAURUSSIA887.5%0.12
67K.MartensSWISS TEAM887.5%0.25
68G.ShenDONGFENG FENGSHEN785.7%0.14
69A.NurhalimINDONESIA Seniors785.7%0.14
70Y.LuZHONGSHAN JIEGAO785.7%0.14
71A.LevinISRAEL Open785.7%0.14
72Y.ChenREIGNWOOD1384.6%0.23
73R.WellandPOLMANY1283.3%0.17
74A.WildavskySIVY A683.3%0.17
75S.OrlovRUSSIA Open683.3%0.17
76S.WuCHINA MIXED683.3%0.17
77S.BrinkSWISS TEAM683.3%0.17
78G.ChenCHINA Open683.3%0.17
79K.RosenbergSIVY A683.3%0.33
80R.CooperAURUSSIA1181.8%0.18
81C.WillenkenUSA 2 Mixed1181.8%0.18
82Y.HuangZHONGSHAN JIEGAO1681.2%0.25
83J.LallSIVY A580.0%0.20
84E.ManoppoINDONESIA Seniors580.0%0.20
85M.CornellNEW ZEALAND Open1080.0%0.20
86K.MccallumUSA 1 Women580.0%0.20
87M.WhibleyNEW ZEALAND Open580.0%0.20
88D.BakhshiSIVY A580.0%0.20
89L.DongPD TIMES580.0%0.20
90L.HeSANMING EDUCATION580.0%0.40
91J.RollISRAEL Open1978.9%0.21
92Y.ShenSHEN977.8%0.22
93V.KholomeevRUSSIA Open1877.8%0.28
94H.HuangCHINA XHJT977.8%0.33
95M.HartonoINDONESIA Seniors475.0%0.25
96L.HuCHINA Open875.0%0.25
97M.KangDALIAN AOXIN875.0%0.25
98A.MalinowskiSIVY A475.0%0.25
99W.HeCRE8IVE475.0%0.25
100B.SatyanarayanaFORMIDABLES475.0%0.25
101Z.ZhuangCHINA Open475.0%0.25
102S.MukherjeeFORMIDABLES1275.0%0.33
103M.Zur-CampanileUSA 2 Mixed875.0%0.38
104J.HuREIGNWOOD1973.7%0.26
105D.RosenbergUSA 2 Mixed1573.3%0.27
106L.GanJINSHUO1172.7%0.27
107I.LevitinaUSA 1 Women771.4%0.29
108S.LiuZHONGSHAN JIEGAO771.4%0.29
109C.JuCHINA Open771.4%0.29
110J.KhokhlovRUSSIA Open771.4%0.29
111R.JagniewskiPOLMANY1471.4%0.43
112J.ChenDALIAN AOXIN771.4%0.43
113D.WangJINSHUO1070.0%0.40
114A.BachNEW ZEALAND Open1070.0%0.40
115P.WangCHINA MIXED1369.2%0.39
116R.PachtmanBRIDGESCANNER1369.2%0.46
117J.ZhouCHINA XHJT366.7%0.33
118X.LiDALIAN AOXIN366.7%0.33
119Z.ZhangZHONGSHAN JIEGAO666.7%0.33
120G.LyuWUHU BRIDGE TEAM366.7%0.33
121G.ZhangSANMING EDUCATION1266.7%0.33
122X.ChenDONGFENG FENGSHEN1866.7%0.33
123N.LiuCHINA XHJT666.7%0.33
124B.PoliiINDONESIA Seniors666.7%0.33
125W.GawelPOLMANY2166.7%0.38
126S.WuSAN CHEN FUND1566.7%0.47
127B.DrijverSWISS TEAM666.7%0.50
128J.BianCHINA XHJT366.7%0.67
129Y.KhiuppenenRUSSIA Open1464.3%0.50
130X.WuWUHU BRIDGE TEAM1163.6%0.46
131C.DongCRE8IVE1163.6%0.46
132M.KrasnosselskiRUSSIA Open862.5%0.50
133C.MadsenAURUSSIA862.5%0.50
134K.KotorowiczBRIDGESCANNER560.0%0.40
135M.ShiJINSHUO1060.0%0.40
136X.HouPD TIMES560.0%0.40
137C.LorenziniSHEN560.0%0.40
138Y.KuangREIGNWOOD560.0%0.40
139J.WeiSANMING EDUCATION757.1%0.57
140D.MajumderFORMIDABLES757.1%0.71
141P.ZatorskiBRIDGESCANNER757.1%0.71
142Z.LiDONGFENG FENGSHEN955.6%0.67
143I.LiranYBT955.6%0.67
144J.MillensMILLENS450.0%0.50
145S.ZhangSHANGHAILVCHENG450.0%0.50
146I.BareketISRAEL Open450.0%0.50
147X.CaoCHINA XHJT250.0%0.50
148K.AnklesariaFORMIDABLES250.0%0.50
149R.TewariFORMIDABLES250.0%0.50
150S.ShanJINSHUO1050.0%0.60
151H.LasutINDONESIA Seniors450.0%0.75
152Z.ShiCHINA Open450.0%0.75
153M.BrownNEW ZEALAND Open450.0%0.75
154P.ZimmermannSWISS TEAM540.0%0.60
155Y.SunREIGNWOOD540.0%0.80
156J.YinREIGNWOOD1040.0%0.80
157Z.ShaoSHEN933.3%0.89
158L.FengWUHU BRIDGE TEAM633.3%1.00
159L.BakerUSA 1 Women425.0%0.75
160H.ZhangSANMING EDUCATION425.0%0.75
161S.DinkinUSA 1 Women520.0%1.00
162J.ChenPD TIMES616.7%1.50
163K.AraszkiewiczBRIDGESCANNER10.0%1.00

Defensive accuracy↑ top

How often the defenders held declarer to the double-dummy makeable (or fewer) — charged to both defenders on the board. Players with few boards are greyed. Click a column header to sort; filter by name or team.

#PlayerTeamBoardsOn targetConceded
1K.BathurstMILLENS4097.5%0.03
2J.HurdMILLENS4097.5%0.03
3J.DaiZHEJIANGQIANTANG8590.6%0.09
4L.YangZHEJIANGQIANTANG8590.6%0.09
5Y.LianSHANGHAILVCHENG6490.6%0.12
6S.SunSHANGHAILVCHENG6490.6%0.12
7Y.ZhangZHEJIANGQIANTANG5789.5%0.12
8J.ZhaoZHEJIANGQIANTANG5789.5%0.12
9M.KwiecienPOLAND Seniors4588.9%0.16
10W.StarkowskiPOLAND Seniors4588.9%0.16
11J.ChenCHINA MIXED4488.6%0.14
12T.AsbiINDONESIA Mixed8587.1%0.13
13L.BojohINDONESIA Mixed8587.1%0.13
14G.XinSAN CHEN FUND9287.0%0.18
15P.BizonPOLAND Seniors3485.3%0.15
16M.SzymanowskiPOLAND Seniors3485.3%0.15
17S.HuangMILLENS3984.6%0.23
18H.JiangSAN CHEN FUND7084.3%0.21
19K.DwyerMILLENS3884.2%0.24
20R.LiSAN CHEN FUND6984.1%0.20
21D.SaculINDONESIA Mixed6984.1%0.25
22C.SumampouwINDONESIA Mixed6984.1%0.25
23X.YuSHANGHAILVCHENG4582.2%0.24
24Z.LiaoCHINA MIXED4481.8%0.23
25Z.XieCHINA MIXED4481.8%0.23
26Y.ChenSHANGHAILVCHENG5381.1%0.21
27Y.LuoSHANGHAILVCHENG7779.2%0.25
28S.ShenSAN CHEN FUND6678.8%0.33
29J.ShihYBT3677.8%0.47
30Y.ZhangYBT3473.5%0.32
31J.MillensMILLENS1100.0%0.00
32L.HuCHINA Open17100.0%0.00
33Y.LiuCHINA Open17100.0%0.00
34B.DuJINSHUO12100.0%0.00
35T.JiangJINSHUO12100.0%0.00
36K.RosenbergSIVY A2100.0%0.00
37A.WildavskySIVY A2100.0%0.00
38Y.SunREIGNWOOD16100.0%0.00
39S.ShiUSA 1 Women6100.0%0.00
40J.StansbyUSA 1 Women6100.0%0.00
41X.ChenDONGFENG FENGSHEN14100.0%0.00
42S.LiuDONGFENG FENGSHEN14100.0%0.00
43L.GanJINSHUO7100.0%0.00
44S.ShanJINSHUO7100.0%0.00
45K.MartensSWISS TEAM1100.0%0.00
46P.ZimmermannSWISS TEAM1100.0%0.00
47R.PachtmanBRIDGESCANNER8100.0%0.00
48P.ZatorskiBRIDGESCANNER8100.0%0.00
49G.ChenCHINA Open4100.0%0.00
50Z.ZhuangCHINA Open4100.0%0.00
51J.KhokhlovRUSSIA Open2095.0%0.05
52G.MatushkoRUSSIA Open2095.0%0.05
53H.LasutINDONESIA Seniors1994.7%0.05
54E.ManoppoINDONESIA Seniors1994.7%0.05
55M.BrownNEW ZEALAND Open1994.7%0.05
56M.WhibleyNEW ZEALAND Open1994.7%0.05
57W.HeCRE8IVE1894.4%0.06
58J.YaoCRE8IVE1894.4%0.06
59D.RosenbergUSA 2 Mixed1593.3%0.07
60Y.LuZHONGSHAN JIEGAO1593.3%0.07
61Z.ZhangZHONGSHAN JIEGAO1593.3%0.07
62A.BirmanISRAEL Open2491.7%0.08
63D.PadonISRAEL Open2491.7%0.08
64A.ArlovichBRIDGESCANNER1291.7%0.08
65E.VainikonisBRIDGESCANNER1291.7%0.08
66J.YinREIGNWOOD3691.7%0.11
67Y.KhiuppenenRUSSIA Open2491.7%0.12
68V.KholomeevRUSSIA Open2491.7%0.12
69Y.ChenREIGNWOOD2491.7%0.12
70J.HuREIGNWOOD2491.7%0.12
71S.ZhangSHANGHAILVCHENG2190.5%0.14
72P.WangCHINA MIXED3190.3%0.10
73Z.ShaoSHEN1090.0%0.10
74Y.ShenSHEN1090.0%0.10
75L.BakerUSA 1 Women1989.5%0.10
76K.MccallumUSA 1 Women1989.5%0.10
77T.BessisSHEN1989.5%0.10
78C.LorenziniSHEN1989.5%0.10
79J.BianCHINA XHJT1989.5%0.16
80N.LiuCHINA XHJT1989.5%0.16
81R.CooperAURUSSIA988.9%0.11
82B.ThompsonAURUSSIA988.9%0.11
83J.LiPD TIMES1888.9%0.11
84J.LiuPD TIMES1888.9%0.11
85H.BertensUSA 2 Mixed3588.6%0.14
86C.WillenkenUSA 2 Mixed3588.6%0.14
87C.MadsenAURUSSIA1788.2%0.12
88O.PavlushkoAURUSSIA1788.2%0.12
89K.ChengYBT2588.0%0.44
90A.BachNEW ZEALAND Open887.5%0.12
91M.CornellNEW ZEALAND Open887.5%0.12
92S.BrinkSWISS TEAM1687.5%0.19
93B.DrijverSWISS TEAM1687.5%0.19
94J.HouCHINA XHJT887.5%0.38
95J.ZhouCHINA XHJT887.5%0.38
96S.AukenPOLMANY3086.7%0.13
97R.WellandPOLMANY3086.7%0.13
98P.GawrysSWISS TEAM785.7%0.14
99M.KlukowskiSWISS TEAM785.7%0.14
100Z.FuPD TIMES785.7%0.14
101X.HouPD TIMES785.7%0.14
102W.ChenWUHU BRIDGE TEAM2185.7%0.14
103G.LyuWUHU BRIDGE TEAM2185.7%0.14
104B.PoliiINDONESIA Seniors785.7%0.29
105T.SugiartoINDONESIA Seniors785.7%0.29
106Y.KuangREIGNWOOD2085.0%0.20
107S.WuCHINA MIXED1384.6%0.23
108D.BakhshiSIVY A1984.2%0.16
109A.MalinowskiSIVY A1984.2%0.16
110L.HeSANMING EDUCATION1984.2%0.26
111H.ZhangSANMING EDUCATION1984.2%0.26
112M.KangDALIAN AOXIN1782.4%0.18
113X.LiDALIAN AOXIN1782.4%0.18
114J.ChenDALIAN AOXIN1181.8%0.27
115S.HuoDALIAN AOXIN1181.8%0.27
116A.LevinISRAEL Open1681.2%0.25
117J.RollISRAEL Open1681.2%0.25
118W.GawelPOLMANY2181.0%0.19
119R.JagniewskiPOLMANY2181.0%0.19
120W.HeZHONGSHAN JIEGAO2680.8%0.35
121S.LiuZHONGSHAN JIEGAO2680.8%0.35
122K.AnklesariaFORMIDABLES1080.0%0.20
123R.TewariFORMIDABLES1080.0%0.20
124Z.LiDONGFENG FENGSHEN4080.0%0.23
125G.ShenDONGFENG FENGSHEN4080.0%0.23
126M.Zur-CampanileUSA 2 Mixed2080.0%0.25
127X.GuoZHONGSHAN JIEGAO1580.0%0.27
128Y.HuangZHONGSHAN JIEGAO1580.0%0.27
129M.KrasnosselskiRUSSIA Open1478.6%0.21
130S.OrlovRUSSIA Open1478.6%0.21
131M.ShiJINSHUO3677.8%0.22
132D.WangJINSHUO3677.8%0.22
133S.WuSAN CHEN FUND2576.0%0.48
134K.AraszkiewiczBRIDGESCANNER875.0%0.25
135K.KotorowiczBRIDGESCANNER875.0%0.25
136K.NadarFORMIDABLES875.0%0.25
137B.SatyanarayanaFORMIDABLES875.0%0.25
138D.MajumderFORMIDABLES875.0%0.38
139S.MukherjeeFORMIDABLES875.0%0.38
140C.YehYBT1573.3%0.33
141E.FriedlanderYBT2770.4%0.52
142I.LiranYBT2770.4%0.52
143C.DongCRE8IVE1070.0%0.30
144J.MaCRE8IVE1070.0%0.30
145I.BareketISRAEL Open1968.4%0.42
146A.LengyISRAEL Open1968.4%0.42
147J.LallSIVY A666.7%0.33
148B.MossSIVY A666.7%0.33
149M.HartonoINDONESIA Seniors366.7%0.33
150A.NurhalimINDONESIA Seniors366.7%0.33
151C.JuCHINA Open366.7%0.33
152Z.ShiCHINA Open366.7%0.33
153J.WeiSANMING EDUCATION966.7%0.33
154G.ZhangSANMING EDUCATION966.7%0.33
155X.CaoCHINA XHJT366.7%0.33
156H.HuangCHINA XHJT366.7%0.33
157J.ChenPD TIMES366.7%0.33
158L.DongPD TIMES366.7%0.33
159A.RosenthalUSA 2 Mixed966.7%0.44
160L.FengWUHU BRIDGE TEAM1154.5%0.46
161X.WuWUHU BRIDGE TEAM1154.5%0.46
162S.DinkinUSA 1 Women250.0%0.50
163I.LevitinaUSA 1 Women250.0%0.50

Strength of schedule — opponent-adjusted Butler↑ top

On every board a player meets a specific opposing pair, and strong opponents defend and bid well — which quietly depresses your cross-IMP. Opp /bd is the mean cumulative Butler of the pairs faced, i.e. the strength of the draw (+ tough, − easy). Adj /bd adds it back — a tough draw is credited, an easy one discounted — and Δ is the resulting move against the raw Butler order. Regulars only (≥ 40% of the boards). Click a column header to sort; filter by name or team.

#PlayerTeamBoardsOpp /bdRaw /bdAdj /bdΔ
1D.SaculINDONESIA Mixed144+0.26+0.31+0.57▲13
2C.SumampouwINDONESIA Mixed144+0.26+0.31+0.57▲13
3Y.ZhangYBT70-0.38+0.91+0.53▼2
4Y.LianSHANGHAILVCHENG160+0.00+0.49+0.50▲1
5S.SunSHANGHAILVCHENG160+0.00+0.49+0.50▲1
6Y.ChenSHANGHAILVCHENG88+0.14+0.33+0.47▲7
7S.HuangMILLENS84-0.06+0.48+0.42·
8G.XinSAN CHEN FUND160-0.06+0.42+0.36▲2
9J.DaiZHEJIANGQIANTANG144-0.26+0.62+0.36▼6
10L.YangZHEJIANGQIANTANG144-0.26+0.62+0.36▼6
11K.DwyerMILLENS70-0.05+0.40+0.35·
12H.JiangSAN CHEN FUND116-0.04+0.37+0.33·
13Y.LuoSHANGHAILVCHENG132+0.13+0.17+0.30▲6
14M.KwiecienPOLAND Seniors84-0.23+0.45+0.22▼6
15W.StarkowskiPOLAND Seniors84-0.23+0.45+0.22▼6
16R.LiSAN CHEN FUND160+0.27-0.09+0.17▲11
17P.BizonPOLAND Seniors84-0.02+0.19+0.17·
18M.SzymanowskiPOLAND Seniors84-0.02+0.19+0.17·
19X.YuSHANGHAILVCHENG72-0.01+0.15+0.14▲1
20J.ChenCHINA MIXED84-0.15+0.27+0.12▼4
21J.ShihYBT70-0.53+0.63+0.10▼19
22T.AsbiINDONESIA Mixed144+0.04+0.05+0.09▲3
23L.BojohINDONESIA Mixed144+0.04+0.05+0.09▲3
24S.ShenSAN CHEN FUND146+0.44-0.44+0.01▲6
25Y.ZhangZHEJIANGQIANTANG144-0.08+0.08+0.00▼2
26J.ZhaoZHEJIANGQIANTANG144-0.08+0.08+0.00▼2
27Z.LiaoCHINA MIXED84-0.18+0.12-0.06▼6
28Z.XieCHINA MIXED84-0.18+0.12-0.06▼6
29K.BathurstMILLENS84+0.04-0.11-0.07▼1
30J.HurdMILLENS84+0.04-0.11-0.07▼1