🇳🇱 WACKWITZ Ernst · NETHERLANDS

11rank
+177.0Butler · 224 bds
+0.79per board
±4.4swing
+0.87vs par /bd · #13/115
+0.98adjusted /bd
Butler per round: 6.8 22.3 -14.1 4.4 -1.7 -3 -2.4 8.1 37.8 3.3 5.5 25.6 14.1 37.7 -14.6 47.2by round

vs par split: bidding +0.84 · play -0.11

Strength of schedule: opponents averaged +0.19/bd (a tough draw) → opponent-adjusted +0.98/bd

Card play — on target: opening leads 83.1% #26 of 115 · declarer play 74.6% #51 of 115 · defence 91.0% #3 of 115

Card play by contract type — on target
vs NTvs a suit
Opening leads62.5% (16)90.7% (43)
Declarer play88.2% (17)69.0% (42)
Defence84.6% (26)93.2% (74)

Opening leads by suit led: ♠ 78.6% (14) · ♥ 81.2% (16) · ♦ 100.0% (9) · ♣ 80.0% (20)

vs par by strain: NT +0.49 (65) · a suit +1.04 (158)

vs par by level: part-score +0.75 (64) · game +0.89 (139) · slam +1.30 (20)

By role: declaring +0.91/bd (-1.45 vs par · 119) · defending +0.65/bd (+3.50 vs par · 105)

By vulnerability: vulnerable +1.27/bd (+1.44 vs par · 112) · not vulnerable +0.31/bd (+0.29 vs par · 112)

By round↑ top

RoundPartnerOpponentsRoomBdsButlerAvgvs par
Round 1C.WesterbeekM.Bilde – P.JepsenClosed14+6.8+0.49+1.86
Round 2C.WesterbeekM.Gronkvist – D.GullbergOpen14+22.3+1.59+2.29
Round 4C.WesterbeekA.Koclar – U.SuzerOpen14-14.1-1.01-3.86
Round 5C.WesterbeekA.Edgtton – N.EdgttonClosed14+4.4+0.31+1.93
Round 7C.WesterbeekS.Liu – L.ZhangClosed14-1.7-0.12+0.57
Round 8C.WesterbeekZ.Brescoll – A.KaplanClosed14-3.0-0.21-0.50
Round 9C.WesterbeekJ.Tsang – E.MacaulayOpen14-2.4-0.17-0.86
Round 10C.WesterbeekP.Chan – L.LamClosed14+8.1+0.58-0.14
Round 11C.WesterbeekY.Tai – H.HuangOpen14+37.8+2.70+2.64
Round 13C.WesterbeekM.Abdel-Aziz – A.AlselehdarOpen14+3.3+0.24+1.00
Round 14C.WesterbeekZ.Wang – E.ZhouClosed14+5.5+0.39+0.86
Round 15C.WesterbeekS.Shan – K.LimClosed14+25.6+1.83+4.21
Round 16C.WesterbeekT.Coudert – C.LorenziniOpen14+14.1+1.01+0.57
Round 18C.WesterbeekR.Ravichandran – S.KabraOpen14+37.7+2.69+4.07
Round 20C.WesterbeekM.Klukowski – P.TuczynskiOpen14-14.6-1.04-2.93
Round 21C.WesterbeekT.Grude – K.HeggeOpen14+47.2+3.37+2.14

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
+18.7Round 13🇪🇬 EGYPT125♦xx♥3-4+21
+14.3Round 18🇮🇳 INDIA226♦x♥5-4+15
+12.6Round 1🇩🇰 DENMARK106♠♣6=+13
+12.0Round 2🇸🇪 SWEDEN156♦♥5-1+14
+9.9Round 15🇸🇬 SINGAPORE76♠♣Q+1+13
+9.5Round 1🇩🇰 DENMARK127♦♣J=-2
+9.5Round 9🇨🇦 CANADA26♠x♠A-2+12
+8.6Round 5🇦🇺 AUSTRALIA23♥x♦7-4+12
+8.2Round 20🇵🇱 POLAND274♠♦5+1+0
+8.0Round 21🇳🇴 NORWAY24♥♥T+2+1
+7.8Round 11🇹🇼 CHINESE TAIPEI24♠♠A=+11
+7.6Round 18🇮🇳 INDIA186♦♦9=-2
+7.5Round 10🇭🇰 CHINA HONG KONG183NT♠5=+11
+7.4Round 7🇨🇳 CHINA15♣♥A=+7
+7.4Round 16🇫🇷 FRANCE213NT♣A-3+5
+7.1Round 15🇸🇬 SINGAPORE134♠♦A=+10
+7.0Round 7🇨🇳 CHINA23NT♥7+1+13
+7.0Round 21🇳🇴 NORWAY36♣♦5=+0
+6.8Round 16🇫🇷 FRANCE186♥♠2=-11
+6.7Round 8🇺🇸 USA 1225♠-1+9
+6.5Round 21🇳🇴 NORWAY131NT♣4-3-7
+6.3Round 11🇹🇼 CHINESE TAIPEI75♦♠8-2+2
+6.2Round 8🇺🇸 USA 1263♣♦Q=+12
+6.0Round 13🇪🇬 EGYPT36♣♦K=+0
+5.7Round 9🇨🇦 CANADA92♠♠6+1+6
+5.7Round 16🇫🇷 FRANCE226♦♠Q-1+14
+5.6Round 4🇹🇷 TURKEY193NT♦7=+6
+5.4Round 21🇳🇴 NORWAY102NT♥Q+1+10
+5.3Round 11🇹🇼 CHINESE TAIPEI95♦♠K=+5
+5.1Round 2🇸🇪 SWEDEN274♣♠K-1+10
+5.1Round 21🇳🇴 NORWAY74♠♦4-1+12
+5.0Round 14🇺🇸 USA 2205♣x♦2-2+0
+5.0Round 18🇮🇳 INDIA153♥♠J-2+7
+5.0Round 21🇳🇴 NORWAY44♠♣5+1+13
+4.9Round 11🇹🇼 CHINESE TAIPEI103♣♥10-1+5
+4.9Round 21🇳🇴 NORWAY94♥♦2=-1
+4.8Round 9🇨🇦 CANADA133♥♦5-1+6
+4.8Round 11🇹🇼 CHINESE TAIPEI134♠♣6=+0
+4.7Round 2🇸🇪 SWEDEN176♥♣10=+0
+4.5Round 4🇹🇷 TURKEY224♥♠5=+7
+4.3Round 4🇹🇷 TURKEY203NT♥K-1+6
+4.3Round 9🇨🇦 CANADA61NT♥A=+5
+4.1Round 10🇭🇰 CHINA HONG KONG282♥♣2-2+2
+4.1Round 11🇹🇼 CHINESE TAIPEI53♠♥A+2+6
+4.0Round 4🇹🇷 TURKEY234♦♥4=+0
+4.0Round 15🇸🇬 SINGAPORE31NT♥3+1+6
+4.0Round 18🇮🇳 INDIA254♥♣Q+1+1
+4.0Round 21🇳🇴 NORWAY117♥♥5=+0
+3.8Round 1🇩🇰 DENMARK144♠♣9-3+6
+3.8Round 21🇳🇴 NORWAY51NT♥Q=+5
+3.7Round 5🇦🇺 AUSTRALIA74♠♥6+2+13
+3.7Round 13🇪🇬 EGYPT42♥♣Q=+6
+3.6Round 18🇮🇳 INDIA243♥♣K-2+8
+3.5Round 1🇩🇰 DENMARK54♥♣9=+0
+3.4Round 5🇦🇺 AUSTRALIA44♥♠3+1+4
+3.4Round 18🇮🇳 INDIA285♣x♦A-3+0
+3.2Round 7🇨🇳 CHINA134♥♠4+2+2
+3.2Round 8🇺🇸 USA 1204♠♣A+2-13
+3.1Round 1🇩🇰 DENMARK15♦+2+14
+3.1Round 14🇺🇸 USA 2153NT♥5+1+0
+3.1Round 15🇸🇬 SINGAPORE13NT♠4+1+1
+3.0Round 14🇺🇸 USA 2183♣♠6+1+0
+3.0Round 18🇮🇳 INDIA213NT♦7+1+0
+2.9Round 14🇺🇸 USA 2222NT♥Q+1+6
+2.8Round 5🇦🇺 AUSTRALIA35♠♠7+1+17
+2.8Round 10🇭🇰 CHINA HONG KONG254♥♦A+2+1
+2.8Round 11🇹🇼 CHINESE TAIPEI43NT♥6=-1
+2.8Round 15🇸🇬 SINGAPORE95♣x♠A-3+4
+2.7Round 2🇸🇪 SWEDEN264♥♣K-1+12
+2.7Round 8🇺🇸 USA 1154♠-2+6
+2.6Round 13🇪🇬 EGYPT53NT♣A-1+5
+2.3Round 8🇺🇸 USA 1174♥♠8-1+5
+2.3Round 15🇸🇬 SINGAPORE23NT♥2-1+5
+2.3Round 18🇮🇳 INDIA201NT♦8+5-9
+2.2Round 5🇦🇺 AUSTRALIA93NT♦4+2+1
+2.1Round 2🇸🇪 SWEDEN222♠♦6+1+0
+2.1Round 4🇹🇷 TURKEY243♠♥A=+1
+2.1Round 5🇦🇺 AUSTRALIA63NT♣3+2+2
+2.1Round 10🇭🇰 CHINA HONG KONG275♥x♠K-2+0
+2.1Round 13🇪🇬 EGYPT12♥♠J+1+0
+2.0Round 10🇭🇰 CHINA HONG KONG151♠♥4-2-5
+2.0Round 10🇭🇰 CHINA HONG KONG234♠♥6+2+1
+2.0Round 11🇹🇼 CHINESE TAIPEI33NT♣2+3+2
+2.0Round 16🇫🇷 FRANCE252♠♣A-2-1
+1.9Round 18🇮🇳 INDIA173NT♥4+2+1
+1.8Round 2🇸🇪 SWEDEN192♠♥10+2+1
+1.8Round 13🇪🇬 EGYPT23♥♥J-1+10
+1.7Round 2🇸🇪 SWEDEN183♥♣J-1+7
+1.7Round 10🇭🇰 CHINA HONG KONG224♥♠A+1+11
+1.7Round 11🇹🇼 CHINESE TAIPEI122♠♠J+1+0
+1.7Round 21🇳🇴 NORWAY124♥♦5+1+1
+1.6Round 13🇪🇬 EGYPT143NT♥3+1+0
+1.6Round 14🇺🇸 USA 2212♣♠K+2+7
+1.5Round 5🇦🇺 AUSTRALIA52♠♦2+1-8
+1.5Round 8🇺🇸 USA 1232♦♦5=+0
+1.4Round 11🇹🇼 CHINESE TAIPEI63NT♥10-1+6
+1.4Round 15🇸🇬 SINGAPORE52♠♦6=+0
+1.2Round 7🇨🇳 CHINA106♥♥7+1+1
+1.2Round 16🇫🇷 FRANCE263NT♥3+1+0
+1.1Round 7🇨🇳 CHINA74♥♣Q+2+13
+1.1Round 20🇵🇱 POLAND214♠♣3=+0
+1.0Round 9🇨🇦 CANADA75NT♥2+1-13
+1.0Round 9🇨🇦 CANADA126♦x♥A-2+0
+1.0Round 15🇸🇬 SINGAPORE124♠♦Q=+1
+0.9Round 2🇸🇪 SWEDEN233NT♠K=-1
+0.9Round 20🇵🇱 POLAND284♥♠6=+1
+0.8Round 16🇫🇷 FRANCE193♣♦7-3+0
+0.8Round 16🇫🇷 FRANCE243NT♠T=+0
+0.8Round 16🇫🇷 FRANCE274♥♠A+1+0
+0.7Round 1🇩🇰 DENMARK134♥♠K=+13
+0.7Round 15🇸🇬 SINGAPORE114♥♣3+1+0
+0.6Round 1🇩🇰 DENMARK22♠-1-2
+0.6Round 10🇭🇰 CHINA HONG KONG193NT♦K+1+0
+0.6Round 14🇺🇸 USA 2194♥♠J=+0
+0.6Round 20🇵🇱 POLAND154♥♠7+1+0
+0.5Round 9🇨🇦 CANADA103NT♦7+3+17
+0.5Round 18🇮🇳 INDIA163NT♠2+3+14
+0.4Round 9🇨🇦 CANADA83NT♥2-6-4
+0.3Round 2🇸🇪 SWEDEN213NT♠9+2+1
+0.3Round 14🇺🇸 USA 2273NT♦5+1+0
+0.3Round 15🇸🇬 SINGAPORE44♦♥A=+10
+0.3Round 16🇫🇷 FRANCE283NT♥Q+1+0
+0.3Round 21🇳🇴 NORWAY82♠♣5=+0
+0.2Round 11🇹🇼 CHINESE TAIPEI142♠♣4+1-1
+0.1Round 1🇩🇰 DENMARK33♣-3-2
+0.1Round 8🇺🇸 USA 1161NT♦K+2+10
+0.1Round 18🇮🇳 INDIA194♥♣9+2+11
+0.0Round 2🇸🇪 SWEDEN162♥♠J=+0
-0.0Round 10🇭🇰 CHINA HONG KONG244♠♦5=+0
+0.0Round 11🇹🇼 CHINESE TAIPEI83NT♣Q=+1
+0.0Round 14🇺🇸 USA 2164♥♣K+1+0
-0.1Round 14🇺🇸 USA 2233NT♠4=+0
-0.1Round 16🇫🇷 FRANCE204♥♠Q+1+13
-0.2Round 1🇩🇰 DENMARK45♥+1+13
-0.2Round 20🇵🇱 POLAND163♠♣2+1+1
-0.3Round 4🇹🇷 TURKEY164♥♠Q+1+0
-0.3Round 14🇺🇸 USA 2283NT♦10+2+0
-0.3Round 15🇸🇬 SINGAPORE63NT♣4+3+16
-0.3Round 18🇮🇳 INDIA234♠♦J+1+0
-0.4Round 4🇹🇷 TURKEY212♠♥Q=-11
-0.4Round 7🇨🇳 CHINA94♠♥A=+0
-0.4Round 16🇫🇷 FRANCE166♠♥5=+0
-0.4Round 20🇵🇱 POLAND193♠♣7-1-7
-0.5Round 7🇨🇳 CHINA43♣♣5-2-3
-0.6Round 4🇹🇷 TURKEY253NT♥Q-1-5
-0.6Round 20🇵🇱 POLAND223NT♠2=-1
-0.7Round 10🇭🇰 CHINA HONG KONG164♥♠3=+0
-0.8Round 11🇹🇼 CHINESE TAIPEI12♣♥9=+1
-0.9Round 2🇸🇪 SWEDEN204♥♠5-2-7
-0.9Round 21🇳🇴 NORWAY63♥♣3-1-3
-1.0Round 5🇦🇺 AUSTRALIA14Pass-3
-1.0Round 7🇨🇳 CHINA83♦♣K-2-1
-1.0Round 9🇨🇦 CANADA44♠♥A-2-8
-1.1Round 13🇪🇬 EGYPT64♠♦10+1+13
-1.1Round 13🇪🇬 EGYPT86♠♥9=-11
-1.1Round 13🇪🇬 EGYPT103♣♠2-1-6
-1.1Round 15🇸🇬 SINGAPORE104♠♦10=+0
-1.1Round 21🇳🇴 NORWAY13♦♣5+1+0
-1.2Round 4🇹🇷 TURKEY274♥x♠5-1-6
-1.2Round 20🇵🇱 POLAND173♦♥J=+7
-1.2Round 20🇵🇱 POLAND184♥♥T+1+0
-1.2Round 20🇵🇱 POLAND254♣♥6-1-8
-1.4Round 5🇦🇺 AUSTRALIA124♠♦4=+0
-1.4Round 7🇨🇳 CHINA114♥♦3=+1
-1.5Round 14🇺🇸 USA 2174♠♦A+2-11
-1.6Round 15🇸🇬 SINGAPORE144♠♣3+3-2
-1.7Round 7🇨🇳 CHINA124♥♣A=+1
-1.7Round 14🇺🇸 USA 2253NT♣9+1+0
-1.9Round 10🇭🇰 CHINA HONG KONG203NT♣J-2-8
-2.0Round 5🇦🇺 AUSTRALIA113NT♥10+2-1
-2.2Round 2🇸🇪 SWEDEN254♠♦K=+0
-2.2Round 14🇺🇸 USA 2244♥♠K+2+11
-2.3Round 4🇹🇷 TURKEY185♥♦A-1-9
-2.3Round 18🇮🇳 INDIA261NT♣2-1+11
-2.4Round 8🇺🇸 USA 1283♠♣Q=+0
-2.4Round 9🇨🇦 CANADA54♥♣J=-3
-2.4Round 10🇭🇰 CHINA HONG KONG264♥♦9-3-5
-2.5Round 1🇩🇰 DENMARK112♥♠3+1+0
-2.5Round 21🇳🇴 NORWAY141NT♦2+3-1
-2.7Round 5🇦🇺 AUSTRALIA14♠♥Q+2-1
-2.7Round 11🇹🇼 CHINESE TAIPEI113NT♥2+1+0
-2.9Round 2🇸🇪 SWEDEN243NT♠4-1-5
-3.0Round 2🇸🇪 SWEDEN283NT♣J+1+0
-3.0Round 4🇹🇷 TURKEY171NT♦A-1+1
-3.0Round 5🇦🇺 AUSTRALIA84♥♣A=-1
-3.1Round 8🇺🇸 USA 1254♠♦A+1+0
-3.1Round 13🇪🇬 EGYPT95♦x♥5-2+0
-3.1Round 20🇵🇱 POLAND244♥♠5=+1
-3.2Round 7🇨🇳 CHINA65♠♣4-3-7
-3.2Round 7🇨🇳 CHINA143NT♥5-3-7
-3.3Round 16🇫🇷 FRANCE153NT♠T+1+0
-3.4Round 16🇫🇷 FRANCE233NT♠5-2-8
-3.5Round 8🇺🇸 USA 1193♥♣Q-2-5
-3.5Round 8🇺🇸 USA 1243NT♥3=-7
-3.7Round 7🇨🇳 CHINA55♣x♣A-2-12
-3.8Round 8🇺🇸 USA 1214♠♥T=-7
-4.0Round 1🇩🇰 DENMARK63NT♣4=+0
-4.0Round 15🇸🇬 SINGAPORE84♠♠9-2-5
-4.3Round 20🇵🇱 POLAND234♥♠3-1-12
-4.4Round 8🇺🇸 USA 1182♠♦T-2-7
-4.4Round 13🇪🇬 EGYPT114♠♥3=-7
-4.5Round 16🇫🇷 FRANCE172♠♦T-1-4
-4.7Round 10🇭🇰 CHINA HONG KONG175♦♠K=+1
-4.8Round 5🇦🇺 AUSTRALIA104♥♦6+1+0
-5.0Round 5🇦🇺 AUSTRALIA133NT♠5-2-8
-5.0Round 8🇺🇸 USA 1274♥♣7-1-10
-5.0Round 10🇭🇰 CHINA HONG KONG213NT♦7-2-11
-5.2Round 14🇺🇸 USA 2263NT♣2+1-1
-5.3Round 9🇨🇦 CANADA114♥♠3+2-11
-5.4Round 18🇮🇳 INDIA273NT♠9=+0
-5.9Round 9🇨🇦 CANADA143♥♠A+1-7
-6.2Round 20🇵🇱 POLAND204NT♠Q+2-13
-6.3Round 1🇩🇰 DENMARK93♠♣9+1-6
-6.5Round 7🇨🇳 CHINA33NT♠5+2+0
-6.8Round 1🇩🇰 DENMARK73NT♦3-1-12
-6.8Round 13🇪🇬 EGYPT74♥♣5=+0
-7.0Round 20🇵🇱 POLAND261♥♥A+3-10
-7.2Round 9🇨🇦 CANADA13NT♠6-3-12
-7.3Round 1🇩🇰 DENMARK84♠x♣K-1-9
-7.7Round 4🇹🇷 TURKEY266♦♥K-2-13
-7.7Round 4🇹🇷 TURKEY284♥♣9=-14
-7.8Round 9🇨🇦 CANADA36NT♠6=+0
-11.4Round 4🇹🇷 TURKEY156♠♦Q-1-17
-15.6Round 13🇪🇬 EGYPT132♦xx♣2-2-17