🇺🇸 SONTAG Alan · USA2

7rank
+155.8Butler · 238 bds
+0.65per board
±3.9swing
+1.17vs par /bd · #5/138
+0.76adjusted /bd
Butler per round: -15 -1.9 -0.2 42.9 -8 11 -4.9 23.4 8.7 -1.8 18.9 40.9 25.5 -3.5 -0.2 14 6by round

vs par split: bidding +0.84 · play +0.36

Strength of schedule: opponents averaged +0.11/bd (a tough draw) → opponent-adjusted +0.76/bd

Card play — on target: opening leads 78.2% #95 of 138 · declarer play 82.5% #11 of 138 · defence 94.6% #1 of 138

Bidding activity — not a pass: 41.8% #86 of 138 (271/648)

Card play by contract type — on target
vs NTvs a suit
Opening leads75.0% (16)79.5% (39)
Declarer play76.9% (13)84.1% (44)
Defence85.7% (35)98.7% (76)

Opening leads by suit led: ♠ 80.0% (10) · ♥ 88.2% (17) · ♦ 75.0% (16) · ♣ 66.7% (12)

vs par by strain: NT +2.61 (61) · a suit +0.72 (176)

vs par by level: part-score +1.32 (88) · game +1.35 (138) · slam -1.64 (11)

By role: declaring +0.54/bd (-0.84 vs par · 127) · defending +0.79/bd (+3.48 vs par · 111)

By vulnerability: vulnerable +0.45/bd (+1.08 vs par · 119) · not vulnerable +0.86/bd (+1.26 vs par · 119)

By round↑ top

RoundPartnerOpponentsRoomBdsButlerAvgvs par
Round 2Z.MahmoodJ.Meckstroth – M.KamilOpen14-15.0-1.07+2.36
Round 3Z.MahmoodJ.Holland – A.MouldClosed14-1.9-0.14+1.57
Round 4Z.MahmoodG.Duboin – G.FaillaOpen14-0.2-0.01-0.29
Round 6Z.MahmoodK.Yamada – T.ImakuraClosed14+42.9+3.06+3.50
Round 7Z.MahmoodB.Satyanarayana – J.ShivdasaniOpen14-8.0-0.57-1.86
Round 8Z.MahmoodF.Terraneo – A.BabschOpen14+11.0+0.79+2.21
Round 10Z.MahmoodJ.Verhees – J.KolenOpen14-4.9-0.35+1.21
Round 11Z.MahmoodJ.Sylvan – M.GustawssonClosed14+23.4+1.67-0.71
Round 12Z.MahmoodM.Van Der Vlugt – D.BeauchampOpen14+8.7+0.62+0.57
Round 14Z.MahmoodS.Schou – J.HansenOpen14-1.8-0.13+0.07
Round 15Z.MahmoodG.Cohner – C.DaehrClosed14+18.9+1.35+2.21
Round 16Z.MahmoodJ.Mikkelsen – O.LudvigsenOpen14+40.9+2.92+4.21
Round 18Z.MahmoodH.Camberos – J.RuedaOpen14+25.5+1.82+2.29
Round 19Z.MahmoodH.Lin – Y.ChengOpen14-3.5-0.25-0.14
Round 20Z.MahmoodA.Zein – M.AbazaClosed14-0.2-0.01+2.00
Round 22Z.MahmoodP.Sibony – J.HayetClosed14+14.0+1.00+1.36
Round 23Z.MahmoodM.Blat – P.BizonClosed14+6.0+0.43-0.64

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
+11.3Round 16🇳🇴 NORWAY196♠♦J-1+17
+10.7Round 6🇯🇵 JAPAN164♠♦K=+11
+10.3Round 3🏴󠁧󠁢󠁥󠁮󠁧󠁿 ENGLAND93NT♥4=+10
+10.0Round 8🇦🇹 AUSTRIA232♠♦2+2+10
+9.0Round 8🇦🇹 AUSTRIA204♥♦6-3+5
+8.9Round 18🇦🇷 ARGENTINA214♥♦5-1+12
+8.8Round 10🇳🇱 NETHERLANDS171♠x♥9-3+8
+8.7Round 12🇦🇺 AUSTRALIA272♠♥A-1+14
+8.5Round 7🇮🇳 INDIA46♦♦9=-2
+8.5Round 20🇪🇬 EGYPT245♦x♦4-4+9
+8.0Round 15🇩🇪 GERMANY24♠x♣J-1+12
+7.5Round 10🇳🇱 NETHERLANDS213NT♦6-2+11
+7.5Round 11🇸🇪 SWEDEN124♠♥7=+0
+7.3Round 6🇯🇵 JAPAN192♠x♣K-2+9
+7.3Round 11🇸🇪 SWEDEN116NT♠T=+2
+7.0Round 3🏴󠁧󠁢󠁥󠁮󠁧󠁿 ENGLAND83NT♥T-1+10
+6.6Round 16🇳🇴 NORWAY223♦♣K+2+6
+6.6Round 18🇦🇷 ARGENTINA276♥♦8-2+5
+6.4Round 19🇹🇼 CHINESE TAIPEI63♦♠6+1+10
+6.3Round 19🇹🇼 CHINESE TAIPEI94♠♥A-2+13
+6.2Round 4🇮🇹 ITALY284♠♥K-2+8
+6.1Round 10🇳🇱 NETHERLANDS184♦x♥A-2+5
+6.1Round 15🇩🇪 GERMANY65♣x♣A-1+0
+6.0Round 16🇳🇴 NORWAY254♥♦9=+0
+6.0Round 22🇲🇦 MOROCCO235♠♣A=+11
+5.9Round 23🇵🇱 POLAND55♣♠A-2+5
+5.8Round 7🇮🇳 INDIA54♥x♣A-2+7
+5.8Round 23🇵🇱 POLAND142♠♦8+1+11
+5.7Round 12🇦🇺 AUSTRALIA285♦x♣K-2+10
+5.3Round 8🇦🇹 AUSTRIA253♣♦3-1+6
+5.3Round 23🇵🇱 POLAND116♥♦6=+5
+5.1Round 22🇲🇦 MOROCCO264♥♦K=+3
+5.0Round 3🏴󠁧󠁢󠁥󠁮󠁧󠁿 ENGLAND23NT♥T-2+8
+4.6Round 6🇯🇵 JAPAN204♠♥8=+1
+4.5Round 6🇯🇵 JAPAN223♣♥4-2+7
+4.5Round 16🇳🇴 NORWAY263NT♠6+1+11
+4.3Round 15🇩🇪 GERMANY113NT♠5-1+8
+4.2Round 4🇮🇹 ITALY215♣♦K=+7
+4.2Round 19🇹🇼 CHINESE TAIPEI84♦♥6=+0
+4.0Round 16🇳🇴 NORWAY183♥♠T=+0
+4.0Round 22🇲🇦 MOROCCO172♦x♠T-2-4
+3.8Round 16🇳🇴 NORWAY243NT♥7-3+7
+3.6Round 6🇯🇵 JAPAN233♥♦A=+12
+3.6Round 18🇦🇷 ARGENTINA264♠♣A=+0
+3.5Round 6🇯🇵 JAPAN182♦♥9-1+4
+3.4Round 6🇯🇵 JAPAN283NT♣T=-1
+3.4Round 16🇳🇴 NORWAY163♣♥6-1+5
+3.4Round 18🇦🇷 ARGENTINA193NT♣J+3+14
+3.3Round 6🇯🇵 JAPAN172♠♥9-1+2
+3.3Round 14🇩🇰 DENMARK175♣♥J-1-2
+3.3Round 14🇩🇰 DENMARK194♥♠6+1+0
+3.1Round 3🏴󠁧󠁢󠁥󠁮󠁧󠁿 ENGLAND14♥♣Q=+0
+3.0Round 16🇳🇴 NORWAY212♠♥5=-1
+3.0Round 18🇦🇷 ARGENTINA284♥♠7+2+1
+2.8Round 15🇩🇪 GERMANY33♦♥K+1+0
+2.8Round 16🇳🇴 NORWAY153♣♥5+1+0
+2.7Round 11🇸🇪 SWEDEN72♠♣A-1+1
+2.7Round 18🇦🇷 ARGENTINA161♠♣A+1+1
+2.6Round 6🇯🇵 JAPAN243NT♥J+2+2
+2.6Round 11🇸🇪 SWEDEN82NT♦6-3+0
+2.6Round 19🇹🇼 CHINESE TAIPEI144♠♥K-1+4
+2.5Round 2🇺🇸 USA1153NT♠9+3+12
+2.5Round 12🇦🇺 AUSTRALIA213♥♠3=+0
+2.4Round 2🇺🇸 USA1201NT♣J+2+10
+2.4Round 3🏴󠁧󠁢󠁥󠁮󠁧󠁿 ENGLAND123♠♣T+2-6
+2.4Round 18🇦🇷 ARGENTINA255♦x♠9-1+0
+2.3Round 4🇮🇹 ITALY265♦x♥Q-1+0
+2.3Round 10🇳🇱 NETHERLANDS282♠♣6+1+0
+2.3Round 14🇩🇰 DENMARK254♥♦A-1+5
+2.3Round 20🇪🇬 EGYPT162NT♠6-1+4
+2.1Round 8🇦🇹 AUSTRIA154♠♣A+1+8
+2.1Round 15🇩🇪 GERMANY14♥♠6=-1
+2.1Round 19🇹🇼 CHINESE TAIPEI14♥♥J=+0
+2.1Round 22🇲🇦 MOROCCO194♠♠8-3+2
+1.9Round 4🇮🇹 ITALY154♥♠J=+11
+1.9Round 4🇮🇹 ITALY273♦♥3=-5
+1.9Round 8🇦🇹 AUSTRIA243♥♦A-1+4
+1.8Round 11🇸🇪 SWEDEN12NT♣9-1+10
+1.8Round 20🇪🇬 EGYPT192♥♣A+1+0
+1.8Round 22🇲🇦 MOROCCO271NT♣K+3+7
+1.7Round 10🇳🇱 NETHERLANDS254♥♠K+1+0
+1.7Round 15🇩🇪 GERMANY133♦♦3-1+6
+1.6Round 11🇸🇪 SWEDEN92♠♦Q=+0
+1.6Round 19🇹🇼 CHINESE TAIPEI134♠♦2+1+0
+1.6Round 23🇵🇱 POLAND103♠♣2-2+7
+1.5Round 20🇪🇬 EGYPT184♥♣K-1-3
+1.5Round 22🇲🇦 MOROCCO241NT♦6+1+6
+1.4Round 11🇸🇪 SWEDEN23NT♣5-5+3
+1.4Round 11🇸🇪 SWEDEN43NT♥J=+3
+1.3Round 6🇯🇵 JAPAN263♥♠5-1+0
+1.2Round 12🇦🇺 AUSTRALIA224♠♦4+1+0
+1.1Round 18🇦🇷 ARGENTINA183♥♣A-2+1
+1.0Round 6🇯🇵 JAPAN153♠♥A=+7
+1.0Round 6🇯🇵 JAPAN253NT♠Q+1+0
+1.0Round 10🇳🇱 NETHERLANDS204♠♥A=+0
+1.0Round 14🇩🇰 DENMARK222♠♥T+1+0
+1.0Round 14🇩🇰 DENMARK282♠♦8+1+0
+1.0Round 15🇩🇪 GERMANY126♠♦K=+0
+1.0Round 18🇦🇷 ARGENTINA154♥♥T+1+0
+1.0Round 20🇪🇬 EGYPT254♠♦Q+2+11
+0.9Round 8🇦🇹 AUSTRIA263♦♣Q=-1
+0.8Round 4🇮🇹 ITALY184♥♠2+1-11
+0.8Round 12🇦🇺 AUSTRALIA253NT♥5+2+0
+0.8Round 19🇹🇼 CHINESE TAIPEI112♥♣J+1+0
+0.7Round 3🏴󠁧󠁢󠁥󠁮󠁧󠁿 ENGLAND53NT♣J+1+1
+0.7Round 11🇸🇪 SWEDEN133♠♥A+1+1
+0.7Round 12🇦🇺 AUSTRALIA153NT♥8-2+0
+0.6Round 7🇮🇳 INDIA122♥♣K=+5
+0.6Round 7🇮🇳 INDIA133♠♠2=+8
+0.6Round 12🇦🇺 AUSTRALIA174♠♥Q+1+0
+0.6Round 14🇩🇰 DENMARK203NT♠5=+3
+0.6Round 19🇹🇼 CHINESE TAIPEI74♦♣A=-10
+0.5Round 16🇳🇴 NORWAY234♥♣J=+13
+0.5Round 22🇲🇦 MOROCCO154♥♦5+1+0
+0.5Round 22🇲🇦 MOROCCO214♠♥Q+1+0
+0.4Round 16🇳🇴 NORWAY285♦x♥A-2+5
+0.4Round 20🇪🇬 EGYPT213NT♠5+1+13
+0.3Round 4🇮🇹 ITALY222♠♦T-1-2
+0.3Round 8🇦🇹 AUSTRIA163♦♠A-3+10
+0.3Round 14🇩🇰 DENMARK233NT♣6+2+0
+0.3Round 18🇦🇷 ARGENTINA205♦♠T-1+9
+0.3Round 23🇵🇱 POLAND33NT♠9+1+0
+0.2Round 10🇳🇱 NETHERLANDS263NT♥2=+1
+0.2Round 15🇩🇪 GERMANY81NT♦5-1+3
+0.2Round 18🇦🇷 ARGENTINA223NT♣A+1+0
+0.2Round 23🇵🇱 POLAND44♥♥9+1+0
+0.1Round 2🇺🇸 USA1185♥♠Q+1+13
+0.1Round 3🏴󠁧󠁢󠁥󠁮󠁧󠁿 ENGLAND143♣♥K=+7
+0.1Round 15🇩🇪 GERMANY72♥♥6+2+10
+0.1Round 20🇪🇬 EGYPT173NT♥4+2+11
-0.0Round 2🇺🇸 USA1193NT♥2+3+11
+0.0Round 3🏴󠁧󠁢󠁥󠁮󠁧󠁿 ENGLAND113♦♣3+2+6
+0.0Round 11🇸🇪 SWEDEN145♠x♠7-2+0
-0.0Round 12🇦🇺 AUSTRALIA204♠♥A+1-13
-0.0Round 12🇦🇺 AUSTRALIA233♥♦T=+0
-0.0Round 20🇪🇬 EGYPT203♥♦6+2-10
+0.0Round 22🇲🇦 MOROCCO224♠♥K-1+8
-0.0Round 23🇵🇱 POLAND13NT♥2+2-10
-0.0Round 23🇵🇱 POLAND84♥♦Q+1+0
+0.0Round 23🇵🇱 POLAND131NT♣5=-1
-0.1Round 2🇺🇸 USA1231NT♣6+2-1
-0.1Round 4🇮🇹 ITALY234♠♣6+1+13
-0.1Round 7🇮🇳 INDIA33NT♥3+2+0
-0.1Round 7🇮🇳 INDIA82♥♦6-1+2
-0.1Round 8🇦🇹 AUSTRIA282♠♣Q=+0
-0.1Round 14🇩🇰 DENMARK161NT♠5+1+0
-0.1Round 15🇩🇪 GERMANY104♠♦6+1+0
-0.1Round 19🇹🇼 CHINESE TAIPEI23NT♥5+1+0
-0.1Round 22🇲🇦 MOROCCO162♥♦6-1-11
-0.2Round 4🇮🇹 ITALY163NT♥8=+0
-0.2Round 7🇮🇳 INDIA71NT♠3+2+1
-0.2Round 10🇳🇱 NETHERLANDS164♠♥J+1-11
-0.3Round 8🇦🇹 AUSTRIA194♠♣3+1+0
-0.3Round 8🇦🇹 AUSTRIA223NT♠J=-1
-0.3Round 15🇩🇪 GERMANY54♥♦Q=+0
-0.4Round 2🇺🇸 USA1223NT♥5+2+11
-0.4Round 7🇮🇳 INDIA113♠♥K-1-4
-0.4Round 8🇦🇹 AUSTRIA183♥♠A-1+1
-0.4Round 8🇦🇹 AUSTRIA273♣♥J-3+7
-0.4Round 11🇸🇪 SWEDEN34♠♣T-1-10
-0.4Round 22🇲🇦 MOROCCO254♥♦A=+1
-0.5Round 11🇸🇪 SWEDEN102♥♥T+4-15
-0.5Round 14🇩🇰 DENMARK214♠♣T=+0
-0.5Round 15🇩🇪 GERMANY92♠♥T-1-2
-0.6Round 2🇺🇸 USA1176NT♥8-1-14
-0.6Round 2🇺🇸 USA1211NT♥J-2+9
-0.6Round 14🇩🇰 DENMARK153NT♠8+1+0
-0.6Round 20🇪🇬 EGYPT264♠♦6+1+0
-0.7Round 12🇦🇺 AUSTRALIA194♠♥A=-3
-0.8Round 2🇺🇸 USA1274♠♥6+1+0
-0.8Round 3🏴󠁧󠁢󠁥󠁮󠁧󠁿 ENGLAND103NT♥5+3+13
-0.8Round 7🇮🇳 INDIA12NT♦K-3-1
-0.8Round 11🇸🇪 SWEDEN64♥♣7-1-5
-0.9Round 4🇮🇹 ITALY173NT♠5+2+0
-1.0Round 2🇺🇸 USA1263NT♦8+1+0
-1.0Round 3🏴󠁧󠁢󠁥󠁮󠁧󠁿 ENGLAND44♥♦J+1+0
-1.0Round 4🇮🇹 ITALY19Adj.♣3-6
-1.2Round 4🇮🇹 ITALY203♠♣A-1+0
-1.2Round 18🇦🇷 ARGENTINA244♥♦3-2-5
-1.2Round 20🇪🇬 EGYPT224♥♦6+1+0
-1.2Round 20🇪🇬 EGYPT233NT♥6+1-1
-1.2Round 23🇵🇱 POLAND94♠♥9=+1
-1.3Round 10🇳🇱 NETHERLANDS193NT♣Q=+11
-1.3Round 12🇦🇺 AUSTRALIA262♠♣Q=+0
-1.3Round 14🇩🇰 DENMARK273♠♦3=+0
-1.4Round 22🇲🇦 MOROCCO203♣♦7=-6
-1.4Round 23🇵🇱 POLAND61NT♣6=-5
-1.5Round 19🇹🇼 CHINESE TAIPEI104♠♥K+2+17
-1.6Round 6🇯🇵 JAPAN272♥♦J-1-4
-1.7Round 16🇳🇴 NORWAY171♥♦5+3-6
-1.7Round 16🇳🇴 NORWAY274♠♦8+2-11
-1.7Round 23🇵🇱 POLAND73♦♥A-2-3
-1.8Round 19🇹🇼 CHINESE TAIPEI125♣♠Q+1-10
-1.9Round 2🇺🇸 USA1282♠♦2-1-4
-1.9Round 11🇸🇪 SWEDEN53♦♠9+1+0
-1.9Round 22🇲🇦 MOROCCO283♣♥K=+1
-2.0Round 7🇮🇳 INDIA103NT♣Q=+0
-2.0Round 12🇦🇺 AUSTRALIA164♠♥9+1+0
-2.0Round 12🇦🇺 AUSTRALIA185♦♠A=+0
-2.0Round 16🇳🇴 NORWAY204♥♣9+1+13
-2.1Round 18🇦🇷 ARGENTINA177NT♥2=+0
-2.2Round 15🇩🇪 GERMANY144♠♣K+1+0
-2.3Round 6🇯🇵 JAPAN213NT♣3+1-1
-2.4Round 20🇪🇬 EGYPT282♠♣K-3-1
-2.5Round 23🇵🇱 POLAND23♦♦2+2-2
-3.0Round 7🇮🇳 INDIA92♠♦3-1-10
-3.0Round 14🇩🇰 DENMARK242♥♠K-1-5
-3.4Round 19🇹🇼 CHINESE TAIPEI53♠♦7-2-3
-3.7Round 14🇩🇰 DENMARK264♠♣2=+0
-3.7Round 22🇲🇦 MOROCCO184♠♥K=+1
-4.0Round 3🏴󠁧󠁢󠁥󠁮󠁧󠁿 ENGLAND33NT♥A=+0
-4.0Round 10🇳🇱 NETHERLANDS155♥x♦K+1+2
-4.1Round 2🇺🇸 USA1254♠♣J-1-5
-4.1Round 7🇮🇳 INDIA24♥♦8+1-14
-4.3Round 2🇺🇸 USA1163♦♣A=+0
-4.3Round 15🇩🇪 GERMANY43♥♠K-1-5
-4.4Round 14🇩🇰 DENMARK184♥♦K=+0
-4.4Round 18🇦🇷 ARGENTINA234♠♦6-1-6
-4.6Round 8🇦🇹 AUSTRIA175♠♦K-1-4
-4.8Round 20🇪🇬 EGYPT154♥♠A-1-5
-4.9Round 7🇮🇳 INDIA144♥♠A=-8
-5.5Round 12🇦🇺 AUSTRALIA247♥♥3=+0
-5.6Round 10🇳🇱 NETHERLANDS243NT♠A-2-6
-5.6Round 20🇪🇬 EGYPT274♠♥Q=+0
-5.8Round 10🇳🇱 NETHERLANDS224♠♠7=+1
-6.2Round 2🇺🇸 USA1245♣♠A+1-9
-6.3Round 3🏴󠁧󠁢󠁥󠁮󠁧󠁿 ENGLAND75♦x♠Q-2+0
-6.3Round 23🇵🇱 POLAND127♥xx♦T-1-17
-7.0Round 4🇮🇹 ITALY254♠♣K-2-12
-7.3Round 10🇳🇱 NETHERLANDS233NT♠J=+0
-7.4Round 4🇮🇹 ITALY244♠♦K=-7
-7.7Round 3🏴󠁧󠁢󠁥󠁮󠁧󠁿 ENGLAND133NT♦2+1-11
-7.9Round 7🇮🇳 INDIA65♦♠2-3-10
-8.3Round 10🇳🇱 NETHERLANDS274♥x♠A-2-5
-9.8Round 19🇹🇼 CHINESE TAIPEI45♦xx♠K-1-18
-10.7Round 3🏴󠁧󠁢󠁥󠁮󠁧󠁿 ENGLAND65♣♦T-1-16
-11.5Round 19🇹🇼 CHINESE TAIPEI34♠x♣7=-5
-12.4Round 8🇦🇹 AUSTRIA216NT♥6-3-14