🇳🇱 MAAS Anton · NETHERLANDS

108rank
-91.1Butler · 240 bds
-0.38per board
±4.0swing
-0.44vs par /bd · #98/126
-0.38adjusted /bd
Butler per round: 2.9 -16.2 11.7 -1.1 -45.3 27.3 7.1 -21.2 -0.2 10.3 21.5 -21.7 -24.3 -22.8 -19.1by round

vs par split: bidding -0.26 · play -0.19

Strength of schedule: opponents averaged +0.00/bd (an average draw) → opponent-adjusted -0.38/bd

Card play — on target: opening leads 84.0% #21 of 126 · declarer play 81.4% #10 of 126 · defence 80.9% #106 of 126

Card play by contract type — on target
vs NTvs a suit
Opening leads86.7% (15)82.9% (35)
Declarer play82.6% (23)80.6% (36)
Defence68.6% (35)86.2% (80)

Opening leads by suit led: ♠ 81.2% (16) · ♥ 83.3% (12) · ♦ 84.6% (13) · ♣ 88.9% (9)

vs par by strain: NT -0.50 (76) · a suit -0.43 (161)

vs par by level: part-score -0.10 (96) · game -0.31 (129) · slam -4.83 (12)

By role: declaring -0.21/bd (-2.43 vs par · 124) · defending -0.56/bd (+1.68 vs par · 116)

By vulnerability: vulnerable -0.28/bd (-0.12 vs par · 120) · not vulnerable -0.48/bd (-0.77 vs par · 120)

By round↑ top

RoundPartnerOpponentsRoomBdsButlerAvgvs par
Round 1B.VriendJ.Hammelev – C.KrefeldClosed16+2.9+0.18-1.69
Round 2B.VriendM.Barel – P.KatzOpen16-16.2-1.01-0.38
Round 4B.VriendP.Lutostanski – K.DufratClosed16+11.7+0.73-0.19
Round 5B.VriendA.Acar – I.AyazOpen16-1.1-0.07-2.44
Round 7B.VriendJ.Torres – C.CafrangaOpen16-45.3-2.83-2.69
Round 8B.VriendJ.Noonan – C.CumminsClosed16+27.3+1.71+3.00
Round 11B.VriendP.Goncalves Pereira – A.RosadoClosed16+7.1+0.44+1.19
Round 12B.VriendR.Mihai – G.MihaiClosed16-21.2-1.32-2.19
Round 13B.VriendM.Anjer – A.SaeterdalOpen16-0.2-0.01+0.19
Round 14B.VriendS.Peterkin – S.PunchOpen16+10.3+0.64+2.25
Round 17B.VriendI.Andersone – E.LavendelisClosed16+21.5+1.34+3.06
Round 18B.VriendN.Sver – V.ZoricClosed16-21.7-1.36-2.75
Round 19B.VriendL.Cima – B.DessiOpen16-24.3-1.52-3.81
Round 20B.VriendF.Hinden – T.PaskeClosed16-22.8-1.43-1.19
Round 21B.VriendD.Von Arnim – H.HaeuslerClosed16-19.1-1.19+1.00

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
+10.0Round 8🇮🇪 IRELAND294♥x♠A-3+5
+9.7Round 4🇵🇱 POLAND234♥♠A-1+12
+9.0Round 17🇱🇻 LATVIA123NT♦3+1+11
+8.4Round 2🇮🇱 ISRAEL304♥♠K=+3
+8.1Round 8🇮🇪 IRELAND243♠x♥A-4+9
+8.0Round 14🏴󠁧󠁢󠁳󠁣󠁴󠁿 SCOTLAND325♦♥5=+10
+7.0Round 11🇵🇹 PORTUGAL124♠♥9=+1
+6.9Round 17🇱🇻 LATVIA145♦♠10-1+5
+6.8Round 21🇩🇪 GERMANY44♠♣2+2+12
+6.6Round 2🇮🇱 ISRAEL326♠♥K+1+5
+6.3Round 17🇱🇻 LATVIA133♠♦K+1+10
+6.2Round 7🇪🇸 SPAIN131NT♦5+1+12
+6.1Round 8🇮🇪 IRELAND264♥♣A-1+12
+6.0Round 14🏴󠁧󠁢󠁳󠁣󠁴󠁿 SCOTLAND314♥♥J+1+1
+5.9Round 21🇩🇪 GERMANY71♠♦Q+1+12
+5.8Round 1🇩🇰 DENMARK15♦♥7=+7
+5.8Round 17🇱🇻 LATVIA64♥♣6-1+12
+5.2Round 7🇪🇸 SPAIN163♥♥9-2+8
+5.2Round 13🇳🇴 NORWAY155♦x♠A-2+9
+4.8Round 11🇵🇹 PORTUGAL144♠♣5+1+0
+4.8Round 12🇷🇴 ROMANIA265♠x♣A-2+0
+4.7Round 4🇵🇱 POLAND275♣♥10-2+11
+4.7Round 17🇱🇻 LATVIA165♥♠A-3+4
+4.6Round 1🇩🇰 DENMARK154♥♣K-2+8
+4.6Round 4🇵🇱 POLAND242♠♠7-2+6
+4.1Round 17🇱🇻 LATVIA33NT♥2=-1
+4.0Round 12🇷🇴 ROMANIA204♥♠K=+0
+4.0Round 19🇮🇹 ITALY131NT♠2-2+7
+4.0Round 20🏴󠁧󠁢󠁥󠁮󠁧󠁿 ENGLAND173NT♠5+1+0
+3.9Round 21🇩🇪 GERMANY94♥x♠A-1+13
+3.7Round 4🇵🇱 POLAND252♣♣A=+5
+3.7Round 14🏴󠁧󠁢󠁳󠁣󠁴󠁿 SCOTLAND172♥♦J=+5
+3.6Round 8🇮🇪 IRELAND172NT♦Q+2+6
+3.5Round 8🇮🇪 IRELAND305♦♠A+1+2
+3.4Round 14🏴󠁧󠁢󠁳󠁣󠁴󠁿 SCOTLAND224♥♠10=+10
+3.4Round 19🇮🇹 ITALY144♠♣8=+3
+3.3Round 8🇮🇪 IRELAND282♥♦6-1+2
+3.3Round 17🇱🇻 LATVIA151NT♥7=+5
+3.2Round 14🏴󠁧󠁢󠁳󠁣󠁴󠁿 SCOTLAND182♥♦K+1+1
+3.2Round 17🇱🇻 LATVIA44♥♠5-2+3
+3.2Round 18🇭🇷 CROATIA213♦♠A=+0
+3.2Round 19🇮🇹 ITALY14♥♣Q+1+0
+3.0Round 11🇵🇹 PORTUGAL23♠♣A=+1
+3.0Round 18🇭🇷 CROATIA183♦♠A+1-1
+2.9Round 2🇮🇱 ISRAEL251NT♥9+1+6
+2.9Round 5🇹🇷 TURKIYE144♠♣7=+0
+2.9Round 13🇳🇴 NORWAY33NT♦7-2+3
+2.8Round 8🇮🇪 IRELAND323♥♠2+1+6
+2.4Round 8🇮🇪 IRELAND183NT♠J+2+12
+2.4Round 18🇭🇷 CROATIA231NT♠3=+0
+2.4Round 19🇮🇹 ITALY62♠♣A=+6
+2.2Round 1🇩🇰 DENMARK24♥♦K=+0
+2.1Round 13🇳🇴 NORWAY93♦♦2=+0
+2.1Round 18🇭🇷 CROATIA191NT♠4-3-10
+2.0Round 5🇹🇷 TURKIYE21NT♠3+2-6
+2.0Round 18🇭🇷 CROATIA223NT♥10+2+0
+2.0Round 20🏴󠁧󠁢󠁥󠁮󠁧󠁿 ENGLAND264NT♣K+2+13
+1.9Round 5🇹🇷 TURKIYE162NT♠Q+1+1
+1.9Round 14🏴󠁧󠁢󠁳󠁣󠁴󠁿 SCOTLAND215♣♥K+1+1
+1.8Round 12🇷🇴 ROMANIA213♥♦K=-10
+1.8Round 13🇳🇴 NORWAY83NT♦K+2+1
+1.8Round 17🇱🇻 LATVIA22NT♠5+1+1
+1.6Round 4🇵🇱 POLAND204NT♦2+2-13
+1.6Round 5🇹🇷 TURKIYE153♣♥3-1+0
+1.6Round 20🏴󠁧󠁢󠁥󠁮󠁧󠁿 ENGLAND211NT♦2+3+6
+1.5Round 2🇮🇱 ISRAEL314♥♣3-1-2
+1.5Round 4🇵🇱 POLAND193NT♥10+1-11
+1.5Round 13🇳🇴 NORWAY63NT♦7+2+1
+1.4Round 5🇹🇷 TURKIYE102♥x♥Q-2+4
+1.4Round 11🇵🇹 PORTUGAL35♠x♦J-1+5
+1.3Round 2🇮🇱 ISRAEL293NT♠4+2+0
+1.3Round 21🇩🇪 GERMANY54♥♠K+2+11
+1.2Round 5🇹🇷 TURKIYE94♣♦8=+0
+1.2Round 14🏴󠁧󠁢󠁳󠁣󠁴󠁿 SCOTLAND193NT♥6+1+0
+1.2Round 14🏴󠁧󠁢󠁳󠁣󠁴󠁿 SCOTLAND294♠♣7+1+0
+1.1Round 4🇵🇱 POLAND31Pass+3
+1.0Round 13🇳🇴 NORWAY134♥♣6+1+0
+0.9Round 11🇵🇹 PORTUGAL63♦♠5=+5
+0.8Round 7🇪🇸 SPAIN122♥♦A=+0
+0.8Round 8🇮🇪 IRELAND194♥♦3+1+0
+0.8Round 13🇳🇴 NORWAY22♠♦A-2+5
+0.7Round 5🇹🇷 TURKIYE81NT♥2+2+0
+0.7Round 11🇵🇹 PORTUGAL91NT♠Q=+1
+0.6Round 1🇩🇰 DENMARK86♠♣Q=+5
+0.6Round 1🇩🇰 DENMARK122♥♣K=+0
+0.6Round 2🇮🇱 ISRAEL233NT♦5+3+1
+0.6Round 5🇹🇷 TURKIYE134♠♣2+1+0
+0.6Round 8🇮🇪 IRELAND312♣♠4+1+0
+0.6Round 11🇵🇹 PORTUGAL41♦♥9+1+2
+0.6Round 12🇷🇴 ROMANIA324♥♦Q+1+13
+0.5Round 4🇵🇱 POLAND283NT♠6+2+0
+0.5Round 5🇹🇷 TURKIYE123NT♥8=+0
+0.5Round 8🇮🇪 IRELAND252♣♠J=+5
+0.5Round 17🇱🇻 LATVIA73NT♠J=+1
+0.5Round 20🏴󠁧󠁢󠁥󠁮󠁧󠁿 ENGLAND324♥♠K+1+0
+0.4Round 1🇩🇰 DENMARK116♠♣7=-11
+0.4Round 11🇵🇹 PORTUGAL106♣♥3+1-13
+0.3Round 1🇩🇰 DENMARK51NT♠5+1+0
+0.3Round 1🇩🇰 DENMARK62♣x♣5-1-1
+0.3Round 1🇩🇰 DENMARK103♥♦6-1+0
+0.3Round 4🇵🇱 POLAND215♦x♥6-1+0
+0.3Round 7🇪🇸 SPAIN12♠♣A+2+1
+0.3Round 7🇪🇸 SPAIN72♥♣2+2-10
+0.3Round 21🇩🇪 GERMANY34♠♦2=+0
+0.2Round 5🇹🇷 TURKIYE114♦♣A=+0
+0.1Round 1🇩🇰 DENMARK164♠♣A+2-13
+0.1Round 2🇮🇱 ISRAEL222♦♥J+2+10
+0.1Round 13🇳🇴 NORWAY124♠♦3=-1
+0.1Round 17🇱🇻 LATVIA93NT♠5+1-1
+0.1Round 19🇮🇹 ITALY72♥♦5+1+0
+0.1Round 21🇩🇪 GERMANY145♥♣K+1-11
+0.1Round 21🇩🇪 GERMANY153♥♠K+2+6
-0.0Round 7🇪🇸 SPAIN104♠♣J+1+0
+0.0Round 7🇪🇸 SPAIN113NT♥8=+0
-0.0Round 8🇮🇪 IRELAND271NT♦5+1+7
+0.0Round 11🇵🇹 PORTUGAL133NT♥K=+0
-0.0Round 17🇱🇻 LATVIA104♥♥J+1-1
-0.0Round 18🇭🇷 CROATIA283♥♥7-1+6
+0.0Round 19🇮🇹 ITALY52♠♥A-1-1
-0.0Round 20🏴󠁧󠁢󠁥󠁮󠁧󠁿 ENGLAND193♠♣A=+0
-0.1Round 8🇮🇪 IRELAND213NT♦2-2-5
-0.1Round 11🇵🇹 PORTUGAL154♠♥J=+0
-0.1Round 13🇳🇴 NORWAY101NT♠3+2-1
-0.1Round 18🇭🇷 CROATIA242♠♣Q+1-7
-0.1Round 18🇭🇷 CROATIA304♥♣K+1+0
-0.1Round 19🇮🇹 ITALY23NT♣J+2+0
-0.2Round 2🇮🇱 ISRAEL214♠♣J+1+0
-0.2Round 4🇵🇱 POLAND321NT♣6-2+1
-0.2Round 14🏴󠁧󠁢󠁳󠁣󠁴󠁿 SCOTLAND261NT♥3+1+0
-0.3Round 4🇵🇱 POLAND224♥♥J-2-5
-0.3Round 12🇷🇴 ROMANIA174♠♦10=+0
-0.4Round 5🇹🇷 TURKIYE64♠♣K+2-12
-0.4Round 11🇵🇹 PORTUGAL14♥♦A+1+11
-0.4Round 13🇳🇴 NORWAY141NT♥2+1+0
-0.4Round 14🏴󠁧󠁢󠁳󠁣󠁴󠁿 SCOTLAND203NT♠5+1+13
-0.4Round 20🏴󠁧󠁢󠁥󠁮󠁧󠁿 ENGLAND233NT♦6+3-13
-0.5Round 19🇮🇹 ITALY123NT♠6=+1
-0.5Round 20🏴󠁧󠁢󠁥󠁮󠁧󠁿 ENGLAND223NT♠6+1+1
-0.6Round 1🇩🇰 DENMARK9Pass+3
-0.6Round 8🇮🇪 IRELAND203NT♥2+2+0
-0.6Round 11🇵🇹 PORTUGAL51NT♦J+3+6
-0.6Round 17🇱🇻 LATVIA53NT♠2+2+0
-0.7Round 1🇩🇰 DENMARK34♠♥5-1+1
-0.7Round 2🇮🇱 ISRAEL244♥♦J=+0
-0.8Round 12🇷🇴 ROMANIA222NT♥5-1+1
-0.8Round 19🇮🇹 ITALY93NT♠3-2-6
-0.9Round 5🇹🇷 TURKIYE33♠♣8=+0
-0.9Round 12🇷🇴 ROMANIA294♥♠Q+1-13
-0.9Round 18🇭🇷 CROATIA173NT♣J+2-1
-0.9Round 20🏴󠁧󠁢󠁥󠁮󠁧󠁿 ENGLAND203NT♠9+2-1
-1.0Round 2🇮🇱 ISRAEL184♠♠4=+0
-1.0Round 2🇮🇱 ISRAEL202♠♣K+2+1
-1.0Round 4🇵🇱 POLAND263♦♠9=+1
-1.0Round 18🇭🇷 CROATIA273NT♦5+1+0
-1.1Round 4🇵🇱 POLAND291NT♣9+1-1
-1.1Round 11🇵🇹 PORTUGAL83♦♠A-2+0
-1.1Round 11🇵🇹 PORTUGAL114♠♣K+1+0
-1.1Round 13🇳🇴 NORWAY53NT♥J+1-1
-1.2Round 1🇩🇰 DENMARK143♠♦A=-6
-1.2Round 14🏴󠁧󠁢󠁳󠁣󠁴󠁿 SCOTLAND243♦♠K=-7
-1.2Round 21🇩🇪 GERMANY114♥♠J+1+0
-1.4Round 11🇵🇹 PORTUGAL163♣♥5=+0
-1.4Round 12🇷🇴 ROMANIA275♣x♠Q-3-2
-1.4Round 20🏴󠁧󠁢󠁥󠁮󠁧󠁿 ENGLAND273♦♥A-1-8
-1.4Round 21🇩🇪 GERMANY24♠♦Q+1+0
-1.5Round 4🇵🇱 POLAND182♣♦4=+1
-1.5Round 12🇷🇴 ROMANIA233NT♠2+2-1
-1.5Round 20🏴󠁧󠁢󠁥󠁮󠁧󠁿 ENGLAND284♠♠8+1+0
-1.6Round 1🇩🇰 DENMARK73♦♥A-1-6
-1.6Round 12🇷🇴 ROMANIA303NT♥J+1+1
-1.6Round 13🇳🇴 NORWAY112♠♣K-1-4
-1.7Round 17🇱🇻 LATVIA13♣♥5-2+0
-1.8Round 12🇷🇴 ROMANIA242♠♦8+2-6
-1.8Round 19🇮🇹 ITALY151♥x♣8-2-3
-1.8Round 21🇩🇪 GERMANY134♠♦Q+1+0
-1.9Round 12🇷🇴 ROMANIA283♠♦A=-6
-1.9Round 20🏴󠁧󠁢󠁥󠁮󠁧󠁿 ENGLAND25Pass-4
-2.0Round 20🏴󠁧󠁢󠁥󠁮󠁧󠁿 ENGLAND294♠♥J+1+16
-2.1Round 5🇹🇷 TURKIYE53NT♣6=-3
-2.2Round 7🇪🇸 SPAIN53♦♣2=-5
-2.2Round 12🇷🇴 ROMANIA182♠♥6=+0
-2.4Round 1🇩🇰 DENMARK132NT♠10-2-3
-2.5Round 5🇹🇷 TURKIYE11♠♣5-2-8
-2.6Round 19🇮🇹 ITALY104♣♥3-2-7
-2.6Round 21🇩🇪 GERMANY84♥♠J+1+0
-2.7Round 13🇳🇴 NORWAY162♥♠2+1-2
-2.7Round 14🏴󠁧󠁢󠁳󠁣󠁴󠁿 SCOTLAND281NT♠A=+0
-2.8Round 13🇳🇴 NORWAY73♥♣A=-6
-2.8Round 14🏴󠁧󠁢󠁳󠁣󠁴󠁿 SCOTLAND273♠♦J=-1
-2.8Round 20🏴󠁧󠁢󠁥󠁮󠁧󠁿 ENGLAND311♠x♣A-2-2
-2.9Round 21🇩🇪 GERMANY123NT♠4-1-12
-3.0Round 13🇳🇴 NORWAY41NT♥3+1-1
-3.0Round 19🇮🇹 ITALY84♥♣K+3-14
-3.0Round 20🏴󠁧󠁢󠁥󠁮󠁧󠁿 ENGLAND183NT♥Q-2-8
-3.1Round 14🏴󠁧󠁢󠁳󠁣󠁴󠁿 SCOTLAND234♥♦8-1+12
-3.2Round 7🇪🇸 SPAIN46♦♠2+1+13
-3.2Round 18🇭🇷 CROATIA203NT♥K=+1
-3.5Round 5🇹🇷 TURKIYE74♠♦6-2-15
-3.8Round 14🏴󠁧󠁢󠁳󠁣󠁴󠁿 SCOTLAND303♥♦Q-1-6
-3.9Round 8🇮🇪 IRELAND222♥♣K+1+0
-3.9Round 13🇳🇴 NORWAY14♠♥Q=+0
-4.0Round 18🇭🇷 CROATIA295♦x♥2-1+0
-4.1Round 2🇮🇱 ISRAEL273♥♣K+1-6
-4.1Round 4🇵🇱 POLAND303NT♥3+1+0
-4.1Round 7🇪🇸 SPAIN144♠♦K-2-8
-4.1Round 14🏴󠁧󠁢󠁳󠁣󠁴󠁿 SCOTLAND254♥x♦A-1-3
-4.1Round 18🇭🇷 CROATIA312NT♠2-2-6
-4.2Round 2🇮🇱 ISRAEL191NTx♥Q-2-4
-4.2Round 7🇪🇸 SPAIN62♦♣K+2-7
-4.3Round 19🇮🇹 ITALY36♠♠J-1-14
-4.5Round 19🇮🇹 ITALY115♠♣K+1-14
-4.7Round 5🇹🇷 TURKIYE43NT♥5=+0
-4.7Round 18🇭🇷 CROATIA254♠♣4=-7
-4.9Round 2🇮🇱 ISRAEL282♦♣10+1-5
-5.5Round 12🇷🇴 ROMANIA253NT♠Q-1-10
-5.6Round 21🇩🇪 GERMANY63♥♦5=-1
-5.7Round 7🇪🇸 SPAIN33NT♠2+3-14
-5.8Round 1🇩🇰 DENMARK43♣♥2+1-11
-5.8Round 21🇩🇪 GERMANY164♥♣A=+0
-5.9Round 7🇪🇸 SPAIN153NT♠2+1-7
-6.1Round 12🇷🇴 ROMANIA313NT♥J=+1
-6.7Round 20🏴󠁧󠁢󠁥󠁮󠁧󠁿 ENGLAND304♥x♦K-3-5
-7.0Round 11🇵🇹 PORTUGAL73NT♥2=+0
-7.0Round 19🇮🇹 ITALY44♠♠3-1-6
-7.0Round 21🇩🇪 GERMANY14♥♦10=-8
-7.2Round 18🇭🇷 CROATIA325♣x♥6-2-7
-7.8Round 4🇵🇱 POLAND173♦♣K+3-13
-8.0Round 2🇮🇱 ISRAEL267♥♠8=+0
-8.4Round 12🇷🇴 ROMANIA194♠♦K=-3
-9.1Round 18🇭🇷 CROATIA264♠x♣4-2-12
-9.2Round 21🇩🇪 GERMANY103NT♣8-1-6
-9.7Round 7🇪🇸 SPAIN94♠♣4=+0
-9.8Round 8🇮🇪 IRELAND233NT♦Q-2-13
-9.8Round 20🏴󠁧󠁢󠁥󠁮󠁧󠁿 ENGLAND246♠♥2-1-14
-9.9Round 17🇱🇻 LATVIA117♥♣5=+0
-11.3Round 7🇪🇸 SPAIN24♠x♥5-2-12
-11.8Round 7🇪🇸 SPAIN86♥♠J-1-14
-12.0Round 17🇱🇻 LATVIA86NT♣9=+0
-12.8Round 19🇮🇹 ITALY164♥x♦A+1-13
-13.5Round 2🇮🇱 ISRAEL177♠x♣A-4-15