🇳🇱 MAAS Anton · NETHERLANDS

1rank
+265.8Butler · 256 bds
+1.04per board
±4.2swing
+1.36vs par /bd · #1/129
+1.02adjusted /bd
Butler per round: 21.2 7.3 24.3 6.1 30.3 2.1 -8.8 -14.1 18.4 27 16.7 13.7 21.7 37.7 30.8 31.4by round

vs par split: bidding +1.00 · play +0.32

Strength of schedule: opponents averaged -0.02/bd (an average draw) → opponent-adjusted +1.02/bd

Card play — on target: opening leads 88.6% #18 of 129 · declarer play 59.6% #121 of 129 · defence 90.3% #21 of 129

Card play by contract type — on target
vs NTvs a suit
Opening leads85.7% (21)89.7% (58)
Declarer play57.9% (19)60.7% (28)
Defence81.6% (38)93.4% (106)

Opening leads by suit led: ♠ 82.6% (23) · ♥ 95.2% (21) · ♦ 89.5% (19) · ♣ 87.5% (16)

vs par by strain: NT +0.01 (75) · a suit +1.91 (181)

vs par by level: part-score +1.06 (99) · game +1.30 (143) · slam +4.00 (14)

By role: declaring +1.18/bd (-1.59 vs par · 111) · defending +0.93/bd (+3.61 vs par · 145)

By vulnerability: vulnerable +0.75/bd (+0.86 vs par · 128) · not vulnerable +1.33/bd (+1.85 vs par · 128)

By round↑ top

RoundPartnerOpponentsRoomBdsButlerAvgvs par
Round 1B.VriendM.Khedr – A.AskalaniOpen16+21.2+1.32+1.38
Round 3B.VriendC.Tsai – J.ShihClosed16+7.3+0.46+2.75
Round 4B.VriendR.Schwartz – A.GravesClosed16+24.3+1.52+1.75
Round 6B.VriendA.Yamada – K.OhnoClosed16+6.1+0.38+0.06
Round 7B.VriendA.Tracol – M.AragonesOpen16+30.3+1.89+1.44
Round 9B.VriendP.Schaltz – S.MollerOpen16+2.1+0.13-0.81
Round 10B.VriendG.Hayden – R.BatesClosed16-8.8-0.55+1.94
Round 12B.VriendD.Johnson – J.StasOpen16-14.1-0.88+0.06
Round 13B.VriendJ.Czyzowicz – D.JacobClosed16+18.4+1.15+1.81
Round 15B.VriendI.Sime – J.MurdochOpen16+27.0+1.69+2.44
Round 16B.VriendC.Ackerley – D.RussellOpen16+16.7+1.04+0.12
Round 17B.VriendP.Poizat – G.LasserreClosed16+13.7+0.86-0.69
Round 18B.VriendH.Lasut – E.ManoppoOpen16+21.7+1.36+2.75
Round 19B.VriendS.Ahmed – M.IspahaniClosed16+37.7+2.36+2.81
Round 20B.VriendV.Bloom – A.NestoridisClosed16+30.8+1.93+2.19
Round 21B.VriendP.Yeung – A.ChengOpen16+31.4+1.96+1.69

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
+15.0Round 4🇺🇸 USA1263♥♦A-5+15
+15.0Round 15🏴󠁧󠁢󠁳󠁣󠁴󠁿 SCOTLAND126♥x♠7-5+17
+14.7Round 7🇬🇵 GUADELOUPE76♠♣9-1+17
+14.3Round 16🇳🇿 NEW ZEALAND175♣x♦A-6+14
+11.0Round 19🇧🇩 BANGLADESH26♦x♣8-2+15
+10.5Round 18🇮🇩 INDONESIA202♦x♠7-4+10
+10.4Round 7🇬🇵 GUADELOUPE53NT♠7-3+14
+10.1Round 17🇫🇷 FRANCE56♠♥J=+11
+9.4Round 7🇬🇵 GUADELOUPE143NT♠3=+6
+9.4Round 15🏴󠁧󠁢󠁳󠁣󠁴󠁿 SCOTLAND164♠♣K=+10
+9.2Round 6🇯🇵 JAPAN244♥x♣4-2+9
+9.2Round 7🇬🇵 GUADELOUPE85♥♠A-1+4
+8.9Round 10🇺🇸 USA2234♥x♦K-1+13
+8.6Round 18🇮🇩 INDONESIA183NT♦2-1+12
+8.5Round 1🇪🇬 EGYPT164♥♦3=+13
+8.4Round 13🇨🇦 CANADA84♥♣4+3+14
+8.4Round 21🇭🇰 CHINA HONG KONG116♦♥K=+0
+8.3Round 19🇧🇩 BANGLADESH133NT♥9-2+13
+7.5Round 12🇧🇪 BELGIUM282♠+3+10
+7.4Round 16🇳🇿 NEW ZEALAND193NT♥Q=-1
+7.0Round 3🇹🇼 CHINESE TAIPEI44♠♦2=+10
+7.0Round 21🇭🇰 CHINA HONG KONG24♠x♦A=+9
+6.9Round 9🇩🇰 DENMARK54♠♦K=+7
+6.8Round 1🇪🇬 EGYPT113NT♥6+1+7
+6.4Round 18🇮🇩 INDONESIA322♣x♠9=+11
+6.3Round 4🇺🇸 USA1244♠x♣4+1-7
+6.3Round 13🇨🇦 CANADA14♥♣J-1+10
+6.3Round 21🇭🇰 CHINA HONG KONG133♥♣6-1+12
+6.2Round 15🏴󠁧󠁢󠁳󠁣󠁴󠁿 SCOTLAND153♠♠6+1+10
+6.0Round 21🇭🇰 CHINA HONG KONG13NT♦5=-1
+5.7Round 19🇧🇩 BANGLADESH126♥♣6+1+1
+5.6Round 7🇬🇵 GUADELOUPE162♦♣Q+1+6
+5.5Round 18🇮🇩 INDONESIA263NT♦4-1+6
+5.3Round 21🇭🇰 CHINA HONG KONG124♠♦A=+1
+5.2Round 20🇿🇦 SOUTH AFRICA254♥♠3-1+10
+5.1Round 19🇧🇩 BANGLADESH34NT♦9+1-4
+4.9Round 6🇯🇵 JAPAN213NT♥K+1+1
+4.7Round 17🇫🇷 FRANCE144♠♥A=-1
+4.7Round 18🇮🇩 INDONESIA223♠♣A+1+2
+4.5Round 17🇫🇷 FRANCE32NT♠5-3+7
+4.4Round 20🇿🇦 SOUTH AFRICA203NT♦Q=-1
+4.3Round 6🇯🇵 JAPAN314♥♦Q-1+12
+4.3Round 9🇩🇰 DENMARK164♠♣K-1+10
+4.3Round 13🇨🇦 CANADA135♦x♥K-1+8
+4.3Round 15🏴󠁧󠁢󠁳󠁣󠁴󠁿 SCOTLAND114♥♣K-2+11
+4.3Round 20🇿🇦 SOUTH AFRICA175♦♠A=-1
+4.3Round 20🇿🇦 SOUTH AFRICA223♥♦9-1+5
+4.2Round 4🇺🇸 USA1292NT♦8=+6
+4.2Round 12🇧🇪 BELGIUM174♥♠3-1+10
+4.2Round 17🇫🇷 FRANCE111NT♠3=+0
+4.0Round 9🇩🇰 DENMARK64♠♦A=+8
+4.0Round 16🇳🇿 NEW ZEALAND313♠♣J-2-5
+4.0Round 20🇿🇦 SOUTH AFRICA185♣♥K-1+12
+3.9Round 12🇧🇪 BELGIUM253♦♠7-2+5
+3.8Round 21🇭🇰 CHINA HONG KONG71♥♦Q=+5
+3.8Round 21🇭🇰 CHINA HONG KONG142♣♥A-5-2
+3.7Round 20🇿🇦 SOUTH AFRICA213NT♠2-1+5
+3.6Round 4🇺🇸 USA1311NT♦A-1+5
+3.6Round 13🇨🇦 CANADA42♦♣K+1-1
+3.5Round 1🇪🇬 EGYPT25♥♠Q-2+2
+3.5Round 1🇪🇬 EGYPT103NT♦4+2+2
+3.5Round 3🇹🇼 CHINESE TAIPEI23♠♥A+1+7
+3.4Round 3🇹🇼 CHINESE TAIPEI34♥♠K+2+11
+3.4Round 10🇺🇸 USA2252♦♣K-1+5
+3.3Round 1🇪🇬 EGYPT144♥♦3-2+11
+3.3Round 4🇺🇸 USA1303NT♠6-1+10
+3.2Round 1🇪🇬 EGYPT84♠x♥2-1+5
+3.2Round 1🇪🇬 EGYPT94♥♠10-1+5
+3.1Round 6🇯🇵 JAPAN175♥♦4-1+4
+3.1Round 15🏴󠁧󠁢󠁳󠁣󠁴󠁿 SCOTLAND142♥♣7=+5
+3.0Round 4🇺🇸 USA1195♣♠6+1+11
+3.0Round 9🇩🇰 DENMARK114♠♣A+1+0
+2.9Round 4🇺🇸 USA1221NT♠8=-1
+2.9Round 15🏴󠁧󠁢󠁳󠁣󠁴󠁿 SCOTLAND63♠♥8-2+0
+2.7Round 17🇫🇷 FRANCE83♦♣4-1-3
+2.7Round 19🇧🇩 BANGLADESH62♥♠K=+1
+2.7Round 19🇧🇩 BANGLADESH154♠♣K=+0
+2.7Round 19🇧🇩 BANGLADESH162♠♥5+1+0
+2.6Round 13🇨🇦 CANADA123♦♠A+1+6
+2.6Round 21🇭🇰 CHINA HONG KONG103NT♠10+1-1
+2.5Round 3🇹🇼 CHINESE TAIPEI153NT♠3-1+6
+2.5Round 16🇳🇿 NEW ZEALAND243♦♥10-2+5
+2.5Round 19🇧🇩 BANGLADESH101NT♣3+2+1
+2.4Round 16🇳🇿 NEW ZEALAND184♥♦2=+0
+2.3Round 17🇫🇷 FRANCE124♠♠2+2+1
+2.3Round 20🇿🇦 SOUTH AFRICA284♥♣A+2+12
+2.1Round 13🇨🇦 CANADA144♠♦K+2+11
+2.1Round 15🏴󠁧󠁢󠁳󠁣󠁴󠁿 SCOTLAND73NT♦5=-1
+2.1Round 20🇿🇦 SOUTH AFRICA272♠♥10+1-7
+2.0Round 6🇯🇵 JAPAN225♦♣5=-1
+2.0Round 9🇩🇰 DENMARK34♥♠7-1+5
+2.0Round 17🇫🇷 FRANCE66♦♠J=-2
+2.0Round 17🇫🇷 FRANCE154♠♥A=+0
+1.9Round 9🇩🇰 DENMARK93♥♦A-1-2
+1.9Round 9🇩🇰 DENMARK134♥♦2+2+5
+1.8Round 10🇺🇸 USA2192♥♠Q+1+0
+1.8Round 17🇫🇷 FRANCE71NT♠3+2+6
+1.8Round 20🇿🇦 SOUTH AFRICA293NT♠4+2+2
+1.7Round 1🇪🇬 EGYPT152♥♦Q+1+1
+1.6Round 7🇬🇵 GUADELOUPE15♠♦8=+11
+1.6Round 18🇮🇩 INDONESIA194♠♦8+2+11
+1.6Round 19🇧🇩 BANGLADESH51NT♠3+1+10
+1.5Round 3🇹🇼 CHINESE TAIPEI102♠♣7+1+10
+1.5Round 4🇺🇸 USA1233♠♣6-1-6
+1.4Round 3🇹🇼 CHINESE TAIPEI124♥♣A=+0
+1.4Round 6🇯🇵 JAPAN261♠♥7+2+1
+1.4Round 13🇨🇦 CANADA92♦♦4+1-1
+1.4Round 15🏴󠁧󠁢󠁳󠁣󠁴󠁿 SCOTLAND93NT♥T=-2
+1.3Round 10🇺🇸 USA2224♠♥K-1+10
+1.2Round 16🇳🇿 NEW ZEALAND283♥♠Q-1-1
+1.2Round 19🇧🇩 BANGLADESH12NT♠A+1+6
+1.1Round 1🇪🇬 EGYPT126♣x♦A-1-7
+1.1Round 4🇺🇸 USA1213♠♥5-1+6
+1.1Round 20🇿🇦 SOUTH AFRICA313NT♠4+1+0
+1.0Round 3🇹🇼 CHINESE TAIPEI165♦♠7=+11
+1.0Round 6🇯🇵 JAPAN303NT♣2+3+2
+1.0Round 12🇧🇪 BELGIUM226♥♠A=+0
+1.0Round 18🇮🇩 INDONESIA316♦♠10+1-11
+0.9Round 10🇺🇸 USA2301NT♠8=+0
+0.9Round 15🏴󠁧󠁢󠁳󠁣󠁴󠁿 SCOTLAND31NT♦7+2+6
+0.8Round 7🇬🇵 GUADELOUPE23NT♥9+2+12
+0.8Round 13🇨🇦 CANADA62♠♦9=+0
+0.7Round 9🇩🇰 DENMARK154♠♥2=-11
+0.7Round 20🇿🇦 SOUTH AFRICA193♠♣7-1-2
+0.6Round 1🇪🇬 EGYPT11♠♥5+1+0
+0.6Round 15🏴󠁧󠁢󠁳󠁣󠁴󠁿 SCOTLAND134♥♥10+1+0
+0.6Round 18🇮🇩 INDONESIA214♥♦6=+1
+0.5Round 12🇧🇪 BELGIUM214♠♦Q+1+0
+0.5Round 19🇧🇩 BANGLADESH82♦♣K=+2
+0.4Round 9🇩🇰 DENMARK123NT♠4+2+0
+0.4Round 20🇿🇦 SOUTH AFRICA264♥♥4+1+0
+0.3Round 1🇪🇬 EGYPT64♥♠A+2-16
+0.3Round 6🇯🇵 JAPAN232♥♠8-1+0
+0.3Round 13🇨🇦 CANADA54♥♦9=+0
+0.3Round 15🏴󠁧󠁢󠁳󠁣󠁴󠁿 SCOTLAND44♠♣8=+3
+0.3Round 18🇮🇩 INDONESIA171NT♥8+1+7
+0.3Round 18🇮🇩 INDONESIA294♥♦3=-1
+0.3Round 19🇧🇩 BANGLADESH72♦♣A+2+1
+0.3Round 21🇭🇰 CHINA HONG KONG84♥♠K=+1
+0.2Round 7🇬🇵 GUADELOUPE112♦♣A=+2
+0.2Round 9🇩🇰 DENMARK43NT♣6+1+0
+0.2Round 15🏴󠁧󠁢󠁳󠁣󠁴󠁿 SCOTLAND83NT♠2=+1
+0.2Round 16🇳🇿 NEW ZEALAND214♥♣A=+1
+0.2Round 17🇫🇷 FRANCE91NT♦A+3-9
+0.2Round 20🇿🇦 SOUTH AFRICA243♣♥2=+0
+0.1Round 7🇬🇵 GUADELOUPE62♠♣Q=+0
+0.1Round 7🇬🇵 GUADELOUPE92♥♠8+1+0
+0.1Round 10🇺🇸 USA2272♠♥7-1-2
+0.1Round 10🇺🇸 USA2286♦♣Q+1+13
+0.1Round 20🇿🇦 SOUTH AFRICA304♠♣10=+0
-0.0Round 1🇪🇬 EGYPT34♠♦A+1+0
-0.0Round 4🇺🇸 USA1183♥♣A=+6
-0.0Round 9🇩🇰 DENMARK73NT♠2+2+0
-0.0Round 10🇺🇸 USA2294♥♠4+1+0
-0.0Round 13🇨🇦 CANADA114♥♠A+2-11
-0.0Round 13🇨🇦 CANADA154♠♣A-1+6
-0.0Round 17🇫🇷 FRANCE21NT♥6+2-6
-0.0Round 21🇭🇰 CHINA HONG KONG52♠♥Q+1+10
-0.0Round 21🇭🇰 CHINA HONG KONG164♥♠A+1+10
-0.1Round 7🇬🇵 GUADELOUPE133NT♦J+3-12
-0.1Round 10🇺🇸 USA2202♠♦9+1-1
-0.1Round 12🇧🇪 BELGIUM294♣♦5+1+2
-0.2Round 12🇧🇪 BELGIUM193NT♦5+2+0
-0.2Round 16🇳🇿 NEW ZEALAND231NT♦Q-1+0
-0.3Round 3🇹🇼 CHINESE TAIPEI114♥♣8+1+0
-0.3Round 12🇧🇪 BELGIUM243♦♠T+1-5
-0.4Round 3🇹🇼 CHINESE TAIPEI13♥♠3=+1
-0.4Round 3🇹🇼 CHINESE TAIPEI143NT♠4+2-10
-0.4Round 12🇧🇪 BELGIUM234♥♥2=+1
-0.4Round 16🇳🇿 NEW ZEALAND202♣♠Q+2+0
-0.4Round 16🇳🇿 NEW ZEALAND292♠♥K-1-1
-0.4Round 19🇧🇩 BANGLADESH91NT♣3+1+0
-0.4Round 21🇭🇰 CHINA HONG KONG154♥♥7=-1
-0.5Round 3🇹🇼 CHINESE TAIPEI73NT♠7+1-1
-0.5Round 6🇯🇵 JAPAN324♠♦6+1+0
-0.5Round 13🇨🇦 CANADA74♠♦8+1+0
-0.5Round 16🇳🇿 NEW ZEALAND251NT♠J=+1
-0.6Round 4🇺🇸 USA1252♣♦Q-2-1
-0.6Round 7🇬🇵 GUADELOUPE33NT♥4+2-13
-0.6Round 20🇿🇦 SOUTH AFRICA322♥♦K=+0
-0.8Round 3🇹🇼 CHINESE TAIPEI93NT♥7+2-13
-0.8Round 10🇺🇸 USA2313NT♥J+2+0
-0.8Round 10🇺🇸 USA2324NT♠8+1+0
-0.8Round 19🇧🇩 BANGLADESH143♦♣K=-1
-0.9Round 3🇹🇼 CHINESE TAIPEI63♦♣A+2+6
-1.0Round 13🇨🇦 CANADA23NT♠3+2-1
-1.0Round 13🇨🇦 CANADA104♠♥A+1-4
-1.0Round 21🇭🇰 CHINA HONG KONG95♦♣J=+2
-1.1Round 6🇯🇵 JAPAN203NT♠Q+3-1
-1.1Round 15🏴󠁧󠁢󠁳󠁣󠁴󠁿 SCOTLAND52NT♦J-2-6
-1.2Round 3🇹🇼 CHINESE TAIPEI134♠♣J+1+0
-1.2Round 18🇮🇩 INDONESIA252♣♦2-1+1
-1.3Round 16🇳🇿 NEW ZEALAND323♥♦2=+0
-1.4Round 4🇺🇸 USA1174♦♠A-1-4
-1.4Round 18🇮🇩 INDONESIA273NT♥Q+3+14
-1.5Round 16🇳🇿 NEW ZEALAND274♠♣K=-3
-1.7Round 16🇳🇿 NEW ZEALAND303NT♣Q=+1
-1.7Round 21🇭🇰 CHINA HONG KONG32♠♥5=-6
-1.8Round 6🇯🇵 JAPAN253♦♠4-2-3
-1.8Round 6🇯🇵 JAPAN273♠♦A=+0
-1.8Round 10🇺🇸 USA2183♠♦K+1+8
-1.9Round 1🇪🇬 EGYPT42♦♣10-1+1
-1.9Round 4🇺🇸 USA1282♠♦K+1+0
-1.9Round 9🇩🇰 DENMARK81NT♥4=-5
-2.1Round 6🇯🇵 JAPAN281NT♣Q=-2
-2.1Round 12🇧🇪 BELGIUM183♠♦K+1-6
-2.1Round 19🇧🇩 BANGLADESH113♣♦A-3+0
-2.1Round 21🇭🇰 CHINA HONG KONG62♣♥3+2+0
-2.2Round 1🇪🇬 EGYPT56♠♥K+1+13
-2.3Round 17🇫🇷 FRANCE104♠♣3-1-6
-2.6Round 12🇧🇪 BELGIUM313NT♥8+2+12
-2.7Round 4🇺🇸 USA1324♥♣A=+0
-2.7Round 15🏴󠁧󠁢󠁳󠁣󠁴󠁿 SCOTLAND13♥♠A=-7
-2.7Round 17🇫🇷 FRANCE14♥♣K+1+0
-2.9Round 3🇹🇼 CHINESE TAIPEI51NT♠J-1-4
-2.9Round 7🇬🇵 GUADELOUPE102♠♣4+1-1
-2.9Round 7🇬🇵 GUADELOUPE124♥♦2+1+0
-3.0Round 6🇯🇵 JAPAN193NT♣J-2-7
-3.0Round 12🇧🇪 BELGIUM263NT♣2-1-12
-3.0Round 12🇧🇪 BELGIUM323♥♠A=+0
-3.2Round 18🇮🇩 INDONESIA234♥x♣J-1-2
-3.2Round 18🇮🇩 INDONESIA303NT♣2-1-10
-3.2Round 20🇿🇦 SOUTH AFRICA233♥♠K=+0
-3.3Round 9🇩🇰 DENMARK103NT♦6+2-1
-3.3Round 19🇧🇩 BANGLADESH43NT♥10+1+0
-3.5Round 6🇯🇵 JAPAN182♠♥A=+0
-3.6Round 9🇩🇰 DENMARK14♥♠4-1-10
-3.6Round 10🇺🇸 USA2215♦♠Q+1+10
-3.7Round 12🇧🇪 BELGIUM204♥♠J+1+0
-3.9Round 1🇪🇬 EGYPT134♠♦J-2-9
-4.0Round 13🇨🇦 CANADA34♠♦9-2-8
-4.3Round 16🇳🇿 NEW ZEALAND261NT♠K+1+0
-4.3Round 18🇮🇩 INDONESIA283NT♥2-3-7
-4.4Round 4🇺🇸 USA1203♥♦T+1-1
-4.4Round 9🇩🇰 DENMARK143NT♠A=-12
-4.5Round 17🇫🇷 FRANCE133NT♥3+1-1
-4.5Round 18🇮🇩 INDONESIA245♦x♥K-1+0
-4.9Round 13🇨🇦 CANADA165♦x♥K-2+0
-5.0Round 16🇳🇿 NEW ZEALAND225♦♥K-3-9
-5.1Round 17🇫🇷 FRANCE162♠x♠2-2-7
-5.6Round 3🇹🇼 CHINESE TAIPEI83NT♦5+1+10
-5.6Round 4🇺🇸 USA1276♠♥5-1-11
-5.6Round 7🇬🇵 GUADELOUPE154♠♥3-2-11
-5.8Round 10🇺🇸 USA2173♦♣K=-11
-5.9Round 10🇺🇸 USA2242NT♦5+3-8
-6.2Round 17🇫🇷 FRANCE44♥♣2+2-1
-6.3Round 6🇯🇵 JAPAN293NT♦6-3-14
-6.3Round 12🇧🇪 BELGIUM273NT♥8+2-1
-6.5Round 1🇪🇬 EGYPT74♥♠A-1-6
-6.5Round 10🇺🇸 USA2264♠♦Q-1-6
-6.9Round 21🇭🇰 CHINA HONG KONG44♥♥2-1-12
-7.0Round 15🏴󠁧󠁢󠁳󠁣󠁴󠁿 SCOTLAND106♠♦4=+0
-8.6Round 15🏴󠁧󠁢󠁳󠁣󠁴󠁿 SCOTLAND24♥♠6=-8
-9.5Round 12🇧🇪 BELGIUM303NT♠2=-15
-9.7Round 7🇬🇵 GUADELOUPE44♠♣10-1-12
-10.0Round 9🇩🇰 DENMARK23NT♥T=-7