Opatija 2015 — 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
1Y.ShangSX HYSW80+2.36+189.0
2R.WangSX XNWY70+2.36+165.0
3R.LiSX HYSW70+2.36+165.0
4Y.LiuSX XNWY80+2.14+171.0
5Z.CaiCHINA RDFZ140+1.40+56.0
6Y.DingCHINA RDFZ140+1.40+56.0
7L.ChengSX XHEST50+1.26+63.0
8P.WangSX XHEST40+1.12+45.0
9Z.WuSX XHEST50+1.00+50.0
10Y.SongCHINA RDFZ270+0.93+65.0
11J.WangCHINA RDFZ270+0.93+65.0
12R.MaoSX XHEST50+0.90+45.0
13S.CapobiancoITALIA60+0.90+54.0
14F.PortaITALIA60+0.90+54.0
15B.JiangCHINA RDFZ170+0.86+60.0
16R.PanCHINA RDFZ170+0.86+60.0
17Y.ChenCHINESE TAIPEI BLUE50+0.76+38.0
18C.LoCHINESE TAIPEI BLUE50+0.76+38.0
19Y.HuangCHINESE TAIPEI WHITE60+0.75+45.0
20Y.LanCHINESE TAIPEI WHITE60+0.75+45.0
21P.HulanickiAZSUW AKADEMIABRYDZA80+0.68+54.0
22T.KielbasaAZSUW AKADEMIABRYDZA80+0.68+54.0
23Y.XieSX XHLD50+0.66+33.0
24A.RobertsonAUSSIE KIDS50+0.52+26.0
25Z.LinCHINA RDFZ360+0.42+25.0
26D.LiuCHINA RDFZ360+0.42+25.0
27K.KopkaAZSUW AKADEMIABRYDZA80+0.40+32.0
28O.TrybusAZSUW AKADEMIABRYDZA80+0.40+32.0
29M.LiSX XHLD40+0.40+16.0
30Z.YuanSX XHEST70+0.03+2.0
31H.KoCHINESE TAIPEI BLUE40-0.03-1.0
32L.SunCHINESE TAIPEI BLUE40-0.03-1.0
33T.ZhangSX XNWY60-0.20-12.0
34F.DoermerGERMANY70-0.23-16.0
35V.OttoGERMANY70-0.23-16.0
36Y.YunSX XHEST60-0.28-17.0
37S.QiuCHINA RDFZ150-0.30-15.0
38H.YuCHINA RDFZ150-0.30-15.0
39Y.LeeCHINESE TAIPEI BLUE50-0.30-15.0
40M.WuCHINESE TAIPEI BLUE50-0.30-15.0
41H.DaiSX XNWY60-0.38-23.0
42C.HoskingAUSSIE KIDS60-0.52-31.0
43Y.ChuCHINESE TAIPEI WHITE50-0.78-39.0
44H.FanCHINESE TAIPEI WHITE50-0.78-39.0
45F.RennieAUSSIE KIDS50-0.80-40.0
46H.ShangSX XHLD70-0.94-66.0
47Y.NiuCHINA RDFZ350-1.00-50.0
48B.ZhangCHINA RDFZ350-1.00-50.0
49Y.ChenSX XHLD60-1.12-67.0
50Z.ZhuoCHINA RDFZ270-1.21-85.0
51Z.ZhuoCHINA RDFZ270-1.21-85.0
52S.LiuSX HYSW60-1.35-81.0
53P.CliffordAUSSIE KIDS60-1.55-93.0
54L.NordmannGERMANY70-1.57-110.0
55M.RiegerGERMANY70-1.57-110.0
56Y.ShaoSX HYSW70-1.64-115.0
57L.RobertsonAUSSIE KIDS60-2.10-126.0
58C.BrusottiITALIA40-2.20-88.0
59L.DraghiITALIA40-2.20-88.0
60A.CarlettiITALIA40-2.35-94.0
61M.MeregalliITALIA40-2.35-94.0
62Y.HuSX XHLD30+0.07+2.0
63Q.SongCHINA RDFZ330+0.03+1.0
64Q.YangCHINA RDFZ330+0.03+1.0
65T.YaoSX HYSW10-0.10-1.0
66Y.WangSX HYSW30-0.37-11.0
67X.YuSX XHLD30-0.47-14.0
68W.XueSX XNWY30-0.90-27.0
69K.ChangCHINESE TAIPEI WHITE30-1.00-30.0
70C.ChiuCHINESE TAIPEI WHITE30-1.00-30.0
71J.TongSX XNWY20-1.10-22.0

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
1Z.CaiCHINA RDFZ19100.0%0.00
2H.YuCHINA RDFZ18100.0%0.00
3Y.LeeCHINESE TAIPEI BLUE7100.0%0.00
4R.PanCHINA RDFZ11994.7%0.05
5P.HulanickiAZSUW AKADEMIABRYDZA1894.4%0.06
6R.MaoSX XHEST1392.3%0.15
7R.LiSX HYSW1190.9%0.09
8Z.ZhuoCHINA RDFZ22190.5%0.10
9Z.WuSX XHEST1090.0%0.10
10L.NordmannGERMANY1090.0%0.10
11F.DoermerGERMANY1989.5%0.10
12L.ChengSX XHEST1888.9%0.11
13O.TrybusAZSUW AKADEMIABRYDZA1788.2%0.12
14L.SunCHINESE TAIPEI BLUE1687.5%0.12
15A.CarlettiITALIA887.5%0.12
16M.RiegerGERMANY2487.5%0.17
17Y.ShaoSX HYSW1586.7%0.13
18Y.SongCHINA RDFZ22185.7%0.14
19F.RennieAUSSIE KIDS2085.0%0.30
20R.WangSX XNWY1384.6%0.15
21Y.ShangSX HYSW2584.0%0.20
22Y.YunSX XHEST1283.3%0.17
23C.HoskingAUSSIE KIDS1283.3%0.17
24V.OttoGERMANY2382.6%0.17
25M.LiSX XHLD1181.8%0.18
26S.LiuSX HYSW1080.0%0.20
27Y.XieSX XHLD1080.0%0.20
28T.KielbasaAZSUW AKADEMIABRYDZA2080.0%0.30
29Z.YuanSX XHEST2878.6%0.21
30T.ZhangSX XNWY1478.6%0.29
31Z.LinCHINA RDFZ32277.3%0.36
32S.QiuCHINA RDFZ11376.9%0.23
33M.MeregalliITALIA1376.9%0.23
34A.RobertsonAUSSIE KIDS1376.9%0.31
35P.CliffordAUSSIE KIDS1376.9%0.31
36Y.ChenSX XHLD1376.9%0.54
37S.CapobiancoITALIA1776.5%0.23
38M.WuCHINESE TAIPEI BLUE1776.5%0.23
39Y.NiuCHINA RDFZ3875.0%0.25
40J.WangCHINA RDFZ21275.0%0.25
41D.LiuCHINA RDFZ31275.0%0.25
42B.JiangCHINA RDFZ11275.0%0.33
43P.WangSX XHEST875.0%0.38
44Z.ZhuoCHINA RDFZ21275.0%0.42
45Y.LiuSX XNWY2673.1%0.31
46C.LoCHINESE TAIPEI BLUE1471.4%0.36
47Y.LanCHINESE TAIPEI WHITE2070.0%0.30
48Y.DingCHINA RDFZ11070.0%0.30
49H.ShangSX XHLD2070.0%0.35
50L.RobertsonAUSSIE KIDS1369.2%0.39
51H.DaiSX XNWY1668.8%0.50
52Y.HuangCHINESE TAIPEI WHITE966.7%0.33
53K.KopkaAZSUW AKADEMIABRYDZA1566.7%0.40
54B.ZhangCHINA RDFZ31266.7%0.58
55H.KoCHINESE TAIPEI BLUE862.5%0.50
56Y.ChenCHINESE TAIPEI BLUE1361.5%0.54
57Y.ChuCHINESE TAIPEI WHITE1656.2%0.56
58H.FanCHINESE TAIPEI WHITE1353.8%0.54
59C.BrusottiITALIA1650.0%0.62
60F.PortaITALIA1450.0%0.71
61Q.YangCHINA RDFZ33100.0%0.00
62K.ChangCHINESE TAIPEI WHITE887.5%0.12
63W.XueSX XNWY785.7%0.14
64T.YaoSX HYSW580.0%0.20
65C.ChiuCHINESE TAIPEI WHITE771.4%0.29
66Y.HuSX XHLD771.4%0.29
67J.TongSX XNWY366.7%0.33
68Q.SongCHINA RDFZ3666.7%0.33
69X.YuSX XHLD1050.0%0.50
70Y.WangSX HYSW944.4%0.67

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
1P.WangSX XHEST7100.0%0.00
2R.WangSX XNWY1492.9%0.07
3M.WuCHINESE TAIPEI BLUE1291.7%0.08
4Y.ShangSX HYSW2290.9%0.09
5Z.LinCHINA RDFZ31090.0%0.10
6Y.DingCHINA RDFZ1887.5%0.12
7Y.LanCHINESE TAIPEI WHITE1687.5%0.19
8M.LiSX XHLD785.7%0.14
9M.RiegerGERMANY2185.7%0.24
10H.KoCHINESE TAIPEI BLUE785.7%0.43
11Z.CaiCHINA RDFZ11384.6%0.23
12F.DoermerGERMANY1782.4%0.35
13K.KopkaAZSUW AKADEMIABRYDZA2781.5%0.26
14H.YuCHINA RDFZ11080.0%0.20
15Z.YuanSX XHEST2080.0%0.25
16S.CapobiancoITALIA1580.0%0.27
17O.TrybusAZSUW AKADEMIABRYDZA1978.9%0.21
18F.PortaITALIA1478.6%0.21
19L.SunCHINESE TAIPEI BLUE977.8%0.22
20H.ShangSX XHLD1877.8%0.33
21P.HulanickiAZSUW AKADEMIABRYDZA1877.8%0.39
22H.DaiSX XNWY1376.9%0.23
23B.ZhangCHINA RDFZ32176.2%0.29
24L.ChengSX XHEST1275.0%0.33
25M.MeregalliITALIA1275.0%0.33
26Y.XieSX XHLD1275.0%0.50
27P.CliffordAUSSIE KIDS1275.0%0.50
28D.LiuCHINA RDFZ31573.3%0.27
29Y.ShaoSX HYSW3073.3%0.43
30B.JiangCHINA RDFZ12272.7%0.36
31Y.ChenCHINESE TAIPEI BLUE1172.7%0.36
32Y.LeeCHINESE TAIPEI BLUE1471.4%0.29
33R.PanCHINA RDFZ11770.6%0.35
34Y.ChenSX XHLD1770.6%0.41
35V.OttoGERMANY1070.0%0.50
36Y.LiuSX XNWY2369.6%0.39
37R.LiSX HYSW1369.2%0.39
38Y.SongCHINA RDFZ21369.2%0.39
39S.QiuCHINA RDFZ11968.4%0.47
40H.FanCHINESE TAIPEI WHITE966.7%0.33
41Y.NiuCHINA RDFZ3966.7%0.56
42Y.YunSX XHEST1266.7%0.75
43Y.HuangCHINESE TAIPEI WHITE1464.3%0.36
44L.RobertsonAUSSIE KIDS1464.3%0.71
45R.MaoSX XHEST1163.6%0.46
46Y.ChuCHINESE TAIPEI WHITE1163.6%0.46
47L.DraghiITALIA2263.6%0.50
48C.LoCHINESE TAIPEI BLUE1163.6%0.55
49Z.WuSX XHEST862.5%0.38
50T.KielbasaAZSUW AKADEMIABRYDZA2360.9%0.39
51A.RobertsonAUSSIE KIDS1457.1%0.57
52A.CarlettiITALIA757.1%0.57
53F.RennieAUSSIE KIDS955.6%0.56
54C.HoskingAUSSIE KIDS1855.6%0.89
55T.ZhangSX XNWY1154.5%0.55
56Z.ZhuoCHINA RDFZ21752.9%0.71
57S.LiuSX HYSW1050.0%0.60
58Z.ZhuoCHINA RDFZ21947.4%0.84
59J.WangCHINA RDFZ22245.5%0.73
60L.NordmannGERMANY1315.4%1.15
61Q.YangCHINA RDFZ31291.7%0.08
62Y.WangSX HYSW988.9%0.11
63K.ChangCHINESE TAIPEI WHITE475.0%0.25
64X.YuSX XHLD666.7%0.67
65W.XueSX XNWY1163.6%0.55
66Y.HuSX XHLD650.0%0.50
67Q.SongCHINA RDFZ3850.0%0.62
68C.ChiuCHINESE TAIPEI WHITE1145.5%0.64
69J.TongSX XNWY633.3%0.83

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
1L.ChengSX XHEST2696.2%0.04
2R.MaoSX XHEST2993.1%0.10
3P.HulanickiAZSUW AKADEMIABRYDZA3892.1%0.18
4T.KielbasaAZSUW AKADEMIABRYDZA3892.1%0.18
5P.WangSX XHEST2592.0%0.12
6S.QiuCHINA RDFZ12190.5%0.10
7H.YuCHINA RDFZ12190.5%0.10
8B.JiangCHINA RDFZ13190.3%0.10
9R.PanCHINA RDFZ13190.3%0.10
10S.CapobiancoITALIA3190.3%0.10
11F.PortaITALIA3190.3%0.10
12H.DaiSX XNWY2889.3%0.11
13R.LiSX HYSW3588.6%0.14
14Y.ShangSX HYSW4187.8%0.15
15K.KopkaAZSUW AKADEMIABRYDZA3287.5%0.12
16O.TrybusAZSUW AKADEMIABRYDZA3287.5%0.12
17T.ZhangSX XNWY3187.1%0.16
18S.LiuSX HYSW2387.0%0.22
19M.LiSX XHLD2286.4%0.14
20Y.HuangCHINESE TAIPEI WHITE2986.2%0.14
21Y.LanCHINESE TAIPEI WHITE2986.2%0.14
22R.WangSX XNWY3686.1%0.14
23Y.LiuSX XNWY4285.7%0.17
24Y.XieSX XHLD2483.3%0.25
25Y.ShaoSX HYSW2882.1%0.29
26H.ShangSX XHLD3381.8%0.21
27Y.SongCHINA RDFZ23381.8%0.30
28J.WangCHINA RDFZ23381.8%0.30
29Y.ChenCHINESE TAIPEI BLUE2781.5%0.18
30C.LoCHINESE TAIPEI BLUE2781.5%0.18
31C.BrusottiITALIA1681.2%0.19
32L.DraghiITALIA1681.2%0.19
33Z.WuSX XHEST2680.8%0.27
34Y.NiuCHINA RDFZ32080.0%0.20
35B.ZhangCHINA RDFZ32080.0%0.20
36Y.ChenSX XHLD2979.3%0.24
37F.RennieAUSSIE KIDS3177.4%0.26
38F.DoermerGERMANY4276.2%0.31
39V.OttoGERMANY4276.2%0.31
40Y.ChuCHINESE TAIPEI WHITE2975.9%0.31
41H.FanCHINESE TAIPEI WHITE2975.9%0.31
42Y.LeeCHINESE TAIPEI BLUE2475.0%0.42
43M.WuCHINESE TAIPEI BLUE2475.0%0.42
44Z.YuanSX XHEST3974.4%0.31
45P.CliffordAUSSIE KIDS3174.2%0.32
46Z.CaiCHINA RDFZ11973.7%0.32
47Y.DingCHINA RDFZ11973.7%0.32
48Z.LinCHINA RDFZ33473.5%0.32
49D.LiuCHINA RDFZ33473.5%0.32
50Z.ZhuoCHINA RDFZ23372.7%0.36
51Z.ZhuoCHINA RDFZ23372.7%0.36
52A.RobertsonAUSSIE KIDS2470.8%0.33
53H.KoCHINESE TAIPEI BLUE2470.8%0.33
54L.SunCHINESE TAIPEI BLUE2470.8%0.33
55Y.YunSX XHEST3369.7%0.30
56C.HoskingAUSSIE KIDS2867.9%0.39
57L.RobertsonAUSSIE KIDS2867.9%0.39
58L.NordmannGERMANY3464.7%0.44
59M.RiegerGERMANY3464.7%0.44
60A.CarlettiITALIA2157.1%0.43
61M.MeregalliITALIA2157.1%0.43
62W.XueSX XNWY1291.7%0.08
63J.TongSX XNWY988.9%0.11
64Q.SongCHINA RDFZ3988.9%0.11
65Q.YangCHINA RDFZ3988.9%0.11
66X.YuSX XHLD1883.3%0.17
67Y.HuSX XHLD1675.0%0.38
68Y.WangSX HYSW1770.6%0.35
69T.YaoSX HYSW666.7%0.33
70K.ChangCHINESE TAIPEI WHITE1566.7%0.33
71C.ChiuCHINESE TAIPEI WHITE1566.7%0.33

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
1B.JiangCHINA RDFZ170+0.14+1.31+1.45▲3
2R.PanCHINA RDFZ170+0.14+1.31+1.45▲3
3T.ZhangSX XNWY60+0.86+0.50+1.36▲20
4H.DaiSX XNWY60+0.69+0.56+1.25▲17
5R.WangSX XNWY70-0.24+1.46+1.22▼4
6Y.LiuSX XNWY80-0.10+1.25+1.15·
7Y.ShangSX HYSW80-0.41+1.41+1.00▼5
8L.ChengSX XHEST50-0.03+0.98+0.95▲1
9R.LiSX HYSW70-0.43+1.37+0.94▼6
10Y.YunSX XHEST60+0.50+0.41+0.90▲16
11Y.ChenCHINESE TAIPEI BLUE50+0.15+0.63+0.78▲6
12C.LoCHINESE TAIPEI BLUE50+0.15+0.63+0.78▲6
13Y.LeeCHINESE TAIPEI BLUE50+0.83-0.11+0.71▲23
14M.WuCHINESE TAIPEI BLUE50+0.83-0.11+0.71▲23
15Y.NiuCHINA RDFZ350-0.14+0.85+0.71▼3
16B.ZhangCHINA RDFZ350-0.14+0.85+0.71▼3
17Y.HuangCHINESE TAIPEI WHITE60-0.30+0.97+0.67▼7
18Y.LanCHINESE TAIPEI WHITE60-0.30+0.97+0.67▼7
19K.KopkaAZSUW AKADEMIABRYDZA80-0.32+0.99+0.67▼12
20O.TrybusAZSUW AKADEMIABRYDZA80-0.32+0.99+0.67▼12
21P.HulanickiAZSUW AKADEMIABRYDZA80+0.36+0.25+0.61▲6
22T.KielbasaAZSUW AKADEMIABRYDZA80+0.36+0.25+0.61▲6
23Z.CaiCHINA RDFZ140-0.06+0.62+0.56▼4
24Y.DingCHINA RDFZ140-0.06+0.62+0.56▼4
25S.QiuCHINA RDFZ150+0.42+0.07+0.49▲6
26H.YuCHINA RDFZ150+0.42+0.07+0.49▲6
27R.MaoSX XHEST50-0.21+0.68+0.47▼13
28H.KoCHINESE TAIPEI BLUE40+0.64-0.26+0.39▲12
29L.SunCHINESE TAIPEI BLUE40+0.64-0.26+0.39▲12
30Z.YuanSX XHEST70+0.13+0.25+0.38▼1
31Y.ChuCHINESE TAIPEI WHITE50+0.61-0.38+0.23▲11
32H.FanCHINESE TAIPEI WHITE50+0.61-0.38+0.23▲11
33Z.WuSX XHEST50-0.34+0.55+0.20▼11
34P.WangSX XHEST40+0.01+0.17+0.18▼4
35H.ShangSX XHLD70-0.53+0.65+0.12▼19
36Y.ChenSX XHLD60-0.59+0.67+0.08▼21
37Y.ShaoSX HYSW70-0.15-0.10-0.25▼2
38S.LiuSX HYSW60-0.18-0.07-0.25▼4
39Z.LinCHINA RDFZ360+0.25-0.56-0.31▲8
40D.LiuCHINA RDFZ360+0.25-0.56-0.31▲8
41S.CapobiancoITALIA60-0.84+0.41-0.43▼17
42F.PortaITALIA60-0.84+0.41-0.43▼17
43M.LiSX XHLD40+0.03-0.52-0.49▲3
44C.HoskingAUSSIE KIDS60+0.30-0.83-0.53▲5
45A.RobertsonAUSSIE KIDS50-0.53-0.02-0.55▼12
46Y.XieSX XHLD50+0.21-0.96-0.74▲7
47L.NordmannGERMANY70-0.51-0.26-0.77▼9
48M.RiegerGERMANY70-0.51-0.26-0.77▼9
49Y.SongCHINA RDFZ270-0.44-0.41-0.85▼5
50J.WangCHINA RDFZ270-0.44-0.41-0.85▼5
51Z.ZhuoCHINA RDFZ270-0.07-0.84-0.91▼1
52Z.ZhuoCHINA RDFZ270-0.07-0.84-0.91▼1
53L.RobertsonAUSSIE KIDS60-0.16-1.16-1.32▲1
54F.DoermerGERMANY70+0.26-1.66-1.40▲2
55V.OttoGERMANY70+0.26-1.66-1.40▲2
56F.RennieAUSSIE KIDS50-0.72-0.88-1.60▼4
57P.CliffordAUSSIE KIDS60-0.29-1.41-1.70▼2
58A.CarlettiITALIA40+0.37-2.11-1.74·
59M.MeregalliITALIA40+0.37-2.11-1.74·
60C.BrusottiITALIA40+0.42-2.38-1.96·
61L.DraghiITALIA40+0.42-2.38-1.96·