🇺🇸 SONTAG Alan · USA2

15rank
+35.5Butler · 196 bds
+0.18per board
±5.3swing
+0.26vs par /bd · #9/24
-0.03adjusted /bd
Butler per round: -2.2 -2.2 -2.2 -2.2 -2.2 -2.2 -3.2 -3.2 -3.2 -3.2 -3.2 40.9 40.9 40.9by round

vs par split: bidding -0.15 · play +0.41

Strength of schedule: opponents averaged -0.21/bd (an easy draw) → opponent-adjusted -0.03/bd

Card play — on target: opening leads 83.9% #5 of 24 · declarer play 74.4% #13 of 24 · defence 89.7% #1 of 24

Bidding activity — not a pass: 40.6% #19 of 24 (225/554)

Card play by contract type — on target
vs NTvs a suit
Opening leads45.5% (11)92.2% (51)
Declarer play62.5% (8)77.1% (35)
Defence88.0% (25)90.2% (82)

Opening leads by suit led: ♠ 82.4% (17) · ♥ 78.6% (14) · ♦ 88.2% (17) · ♣ 85.7% (14)

vs par by strain: NT +1.22 (49) · a suit -0.07 (146)

vs par by level: part-score +0.52 (65) · game +0.12 (118) · slam +0.17 (12)

By role: declaring -0.19/bd (-2.29 vs par · 88) · defending +0.48/bd (+2.34 vs par · 108)

By vulnerability: vulnerable +0.12/bd (-0.49 vs par · 98) · not vulnerable +0.24/bd (+1.01 vs par · 98)

By round↑ top

RoundPartnerOpponentsRoomBdsButlerAvgvs par
QuarterfinalZ.MahmoodA.Mulder – L.Van Den BromClosed14+17.4+1.24-1.50
QuarterfinalZ.MahmoodW.Gosschalk – W.Van EijckOpen14+10.2+0.73-0.29
QuarterfinalZ.MahmoodJ.Verhees – J.KolenOpen14-2.5-0.18+1.36
QuarterfinalZ.MahmoodW.Van Eijck – W.GosschalkClosed14-11.5-0.82-1.43
QuarterfinalZ.MahmoodJ.Verhees – J.KolenOpen14-1.2-0.09+3.00
QuarterfinalZ.MahmoodW.Gosschalk – W.Van EijckOpen14-14.6-1.04-2.07
SemifinalZ.MahmoodJ.Wolfson – S.GarnerOpen14-32.2-2.30+0.14
SemifinalZ.MahmoodJ.Meckstroth – M.KamilOpen14-33.4-2.39-4.07
SemifinalZ.MahmoodD.Berkowitz – L.CohenClosed14+22.7+1.62+3.00
SemifinalZ.MahmoodD.Berkowitz – L.CohenClosed14+23.7+1.69+2.43
SemifinalZ.MahmoodM.Kamil – J.MeckstrothClosed14+16.0+1.14+2.57
FinalZ.MahmoodH.Berger – P.ZelnikClosed14+18.0+1.29+0.29
FinalZ.MahmoodP.Zelnik – H.BergerOpen14+10.3+0.74-0.29
FinalZ.MahmoodP.Zelnik – H.BergerOpen14+12.6+0.90+0.50

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
+14.0Semifinal🇺🇸 USA1897♣♣3-1+14
+14.0Semifinal🇺🇸 USA11025♦♥3=+3
+13.0Semifinal🇺🇸 USA1444NT♣K+1+13
+13.0Final🇦🇹 AUSTRIA483NT♣5+2+2
+12.4Quarterfinal🇳🇱 NETHERLANDS302♥x♠K=+13
+12.3Final🇦🇹 AUSTRIA353NT♥6=+10
+12.0Semifinal🇺🇸 USA11073NT♣5-1+12
+10.9Quarterfinal🇳🇱 NETHERLANDS274♥x♦6-3+2
+10.3Semifinal🇺🇸 USA1902♠x♠7=+11
+10.3Final🇦🇹 AUSTRIA473NT♠4-1+5
+10.1Quarterfinal🇳🇱 NETHERLANDS215♣♦5-1+9
+9.4Quarterfinal🇳🇱 NETHERLANDS1052♠x♦6-2+5
+9.0Semifinal🇺🇸 USA1465♣♣6=+3
+8.9Quarterfinal🇳🇱 NETHERLANDS814♥x♣A-2+5
+8.7Semifinal🇺🇸 USA1973NT♥2=-2
+8.3Semifinal🇺🇸 USA1563NT♠T-3+11
+8.0Final🇦🇹 AUSTRIA254♠♦2-5+3
+7.9Quarterfinal🇳🇱 NETHERLANDS314♥♦8-1+12
+7.7Quarterfinal🇳🇱 NETHERLANDS173NT♣A-2+11
+7.7Quarterfinal🇳🇱 NETHERLANDS543NT♥2-1+12
+7.6Quarterfinal🇳🇱 NETHERLANDS204♠♥5-4-9
+7.3Quarterfinal🇳🇱 NETHERLANDS963♦♠2-1+10
+7.3Semifinal🇺🇸 USA1474♥x♣2=+13
+7.0Semifinal🇺🇸 USA1913NT♠3-1+12
+6.9Quarterfinal🇳🇱 NETHERLANDS555♠♦9-2+6
+6.9Quarterfinal🇳🇱 NETHERLANDS936♦♠T-2+12
+6.0Semifinal🇺🇸 USA1872NT♣J+2+10
+6.0Semifinal🇺🇸 USA11003♦x♣2-1+8
+6.0Semifinal🇺🇸 USA11122♠♦8=+0
+5.3Semifinal🇺🇸 USA124♠♥7-2+7
+5.1Quarterfinal🇳🇱 NETHERLANDS366♠♦J=+0
+5.0Semifinal🇺🇸 USA1375♣x♦K-4+7
+5.0Final🇦🇹 AUSTRIA242♣x♥K=+2
+4.9Quarterfinal🇳🇱 NETHERLANDS984♠♠T-1+10
+4.7Semifinal🇺🇸 USA1313♥♠K-4+8
+4.7Final🇦🇹 AUSTRIA174♠♦6=+11
+4.6Quarterfinal🇳🇱 NETHERLANDS724♥♣A=+0
+4.3Quarterfinal🇳🇱 NETHERLANDS563NT♥J+1+8
+4.3Quarterfinal🇳🇱 NETHERLANDS735♦♣6-2+5
+4.0Quarterfinal🇳🇱 NETHERLANDS1104♠♥7-1+6
+3.4Quarterfinal🇳🇱 NETHERLANDS184♥♠A=+0
+3.3Semifinal🇺🇸 USA1115♥♦5=+0
+3.3Final🇦🇹 AUSTRIA302♥♠A=+0
+3.3Final🇦🇹 AUSTRIA371NT♥K=-1
+3.2Quarterfinal🇳🇱 NETHERLANDS992♠♣6+2-8
+3.0Quarterfinal🇳🇱 NETHERLANDS915♣♦K-1+6
+3.0Final🇦🇹 AUSTRIA223♦x♠7-2+3
+3.0Final🇦🇹 AUSTRIA364♦♣J=+0
+2.7Final🇦🇹 AUSTRIA332♠♠Q-2+2
+2.7Final🇦🇹 AUSTRIA395♣x♥4-1+5
+2.6Quarterfinal🇳🇱 NETHERLANDS834♦♠8-1+5
+2.6Quarterfinal🇳🇱 NETHERLANDS1083NT♥Q=+0
+2.3Final🇦🇹 AUSTRIA505♦♣A=+10
+2.1Quarterfinal🇳🇱 NETHERLANDS324♥♦K=+0
+2.0Semifinal🇺🇸 USA1143NT♠7=+11
+2.0Semifinal🇺🇸 USA1354♠♥6=-13
+2.0Final🇦🇹 AUSTRIA276♦♠T=+2
+1.9Quarterfinal🇳🇱 NETHERLANDS392♥♦6=+0
+1.7Final🇦🇹 AUSTRIA445♦x♦A-1+6
+1.7Final🇦🇹 AUSTRIA561NT♥J=+5
+1.6Quarterfinal🇳🇱 NETHERLANDS1092NT♦Q+3+2
+1.4Quarterfinal🇳🇱 NETHERLANDS241NT♥2=+0
+1.4Quarterfinal🇳🇱 NETHERLANDS714♥♣A+1+0
+1.3Semifinal🇺🇸 USA112♦♠J=+7
+1.1Quarterfinal🇳🇱 NETHERLANDS384♠♣2=+0
+1.0Quarterfinal🇳🇱 NETHERLANDS343♠♦6=+0
+1.0Quarterfinal🇳🇱 NETHERLANDS1013NT♥2=+0
+1.0Quarterfinal🇳🇱 NETHERLANDS1033NT♠9=+2
+1.0Semifinal🇺🇸 USA181NT♣2=+5
+1.0Semifinal🇺🇸 USA1135♥♠3+1+3
+1.0Semifinal🇺🇸 USA1322♦♥A+1-1
+1.0Semifinal🇺🇸 USA1494♥♠A+1+0
+1.0Semifinal🇺🇸 USA11114NT♥8+2-10
+0.9Quarterfinal🇳🇱 NETHERLANDS472♠♦K-2+3
+0.7Quarterfinal🇳🇱 NETHERLANDS224♠♦5=+1
+0.7Semifinal🇺🇸 USA1484♠♣3+1+1
+0.7Semifinal🇺🇸 USA1954♠♦A+1+1
+0.7Final🇦🇹 AUSTRIA184♣♦7-2+0
+0.7Final🇦🇹 AUSTRIA555♦♣K-2+0
+0.6Quarterfinal🇳🇱 NETHERLANDS504♠♦T-1+12
+0.3Quarterfinal🇳🇱 NETHERLANDS413NT♦K=-13
+0.3Quarterfinal🇳🇱 NETHERLANDS443NT♦5+3-11
+0.3Semifinal🇺🇸 USA1293♥♠3=+1
+0.3Semifinal🇺🇸 USA1512♦♦3+1+0
+0.3Final🇦🇹 AUSTRIA265♦♣A+2-4
+0.2Quarterfinal🇳🇱 NETHERLANDS1023NT♠T+2-2
+0.1Quarterfinal🇳🇱 NETHERLANDS783NT♥4+1+1
+0.1Quarterfinal🇳🇱 NETHERLANDS923♦♦9=+8
+0.0Quarterfinal🇳🇱 NETHERLANDS523NT♠5+2+11
-0.0Quarterfinal🇳🇱 NETHERLANDS773NT♦6+1+0
+0.0Quarterfinal🇳🇱 NETHERLANDS854♥♦7-2+0
-0.0Semifinal🇺🇸 USA153NT♥3=+2
+0.0Semifinal🇺🇸 USA1854♥♥Q+1+0
+0.0Semifinal🇺🇸 USA11033NT♣3=-1
+0.0Semifinal🇺🇸 USA11046♠♥2+1+13
+0.0Semifinal🇺🇸 USA11054♥♠5=+8
+0.0Semifinal🇺🇸 USA11083♦♠Q-1+5
+0.0Semifinal🇺🇸 USA11104♥♠K=-1
+0.0Final🇦🇹 AUSTRIA154♥♦2-2-9
+0.0Final🇦🇹 AUSTRIA194♠♥A=+0
+0.0Final🇦🇹 AUSTRIA204♠♣3=+1
+0.0Final🇦🇹 AUSTRIA234♠♥7=+0
+0.0Final🇦🇹 AUSTRIA281NT♥4+1+0
-0.0Final🇦🇹 AUSTRIA294♠♣A+2-11
-0.0Final🇦🇹 AUSTRIA314♠♣A=+0
-0.0Final🇦🇹 AUSTRIA326♦♣4=-2
-0.0Final🇦🇹 AUSTRIA346♦♠J=+0
-0.0Final🇦🇹 AUSTRIA404♠♥K-1-5
-0.0Final🇦🇹 AUSTRIA432♥♣Q+1+0
-0.0Final🇦🇹 AUSTRIA514♠♦7=+1
-0.0Final🇦🇹 AUSTRIA546♠♣T=-12
-0.3Semifinal🇺🇸 USA1364♥♠2+1+0
-0.3Semifinal🇺🇸 USA1393♣♠9-2-1
-0.4Quarterfinal🇳🇱 NETHERLANDS264♠♣5+3-12
-0.4Quarterfinal🇳🇱 NETHERLANDS484♠♦6=+0
-0.4Quarterfinal🇳🇱 NETHERLANDS1124♥♦Q=+0
-0.6Quarterfinal🇳🇱 NETHERLANDS432♥♠4+2+6
-0.7Quarterfinal🇳🇱 NETHERLANDS294♠♥K-1-2
-0.7Quarterfinal🇳🇱 NETHERLANDS532♠♥2=-1
-0.7Quarterfinal🇳🇱 NETHERLANDS873NT♥8+2-1
-0.7Final🇦🇹 AUSTRIA523NT♦J=-1
-0.8Quarterfinal🇳🇱 NETHERLANDS1062♥♠A=-1
-0.9Quarterfinal🇳🇱 NETHERLANDS402♠♦8=-5
-0.9Quarterfinal🇳🇱 NETHERLANDS893NT♠Q+2+10
-1.0Quarterfinal🇳🇱 NETHERLANDS422♥♣T=+1
-1.0Semifinal🇺🇸 USA1333NT♣2-2+7
-1.0Semifinal🇺🇸 USA1453NT♣Q+1+0
-1.0Semifinal🇺🇸 USA153Adj.♠A+1
-1.0Final🇦🇹 AUSTRIA383♠♦6-1-1
-1.3Quarterfinal🇳🇱 NETHERLANDS942♠♣Q+1+0
-1.3Semifinal🇺🇸 USA1504♠♣9=+0
-1.3Semifinal🇺🇸 USA1522♣♥K-2+5
-1.4Quarterfinal🇳🇱 NETHERLANDS764♠♣K=+0
-1.6Quarterfinal🇳🇱 NETHERLANDS164♥♣5+1+0
-1.6Quarterfinal🇳🇱 NETHERLANDS864♥♦4+1+0
-1.7Quarterfinal🇳🇱 NETHERLANDS194♠♠J+1+0
-1.7Quarterfinal🇳🇱 NETHERLANDS844♠♥8=-3
-1.7Semifinal🇺🇸 USA194♠♣A+2-2
-1.7Final🇦🇹 AUSTRIA424♠♣A=-1
-2.0Semifinal🇺🇸 USA1993NT♥5+3+11
-2.0Semifinal🇺🇸 USA11013NT♠9-2-6
-2.0Final🇦🇹 AUSTRIA214♠♥3-1-5
-2.1Quarterfinal🇳🇱 NETHERLANDS952NT♠T=+0
-2.3Semifinal🇺🇸 USA1883♦♦3+1+0
-2.3Semifinal🇺🇸 USA1982♠♦6-1-4
-2.6Quarterfinal🇳🇱 NETHERLANDS284♥♦K+2+1
-2.7Quarterfinal🇳🇱 NETHERLANDS453♥♦K=+0
-2.7Semifinal🇺🇸 USA1303♥♠5-1-4
-2.7Semifinal🇺🇸 USA1862♠♦A+2+6
-2.7Semifinal🇺🇸 USA1931NT♥3+1-1
-2.7Final🇦🇹 AUSTRIA493♣♠T+1+0
-2.9Quarterfinal🇳🇱 NETHERLANDS464♦♠6+1-15
-3.0Semifinal🇺🇸 USA1433♦♠6=+0
-3.0Final🇦🇹 AUSTRIA452♠♣6=+0
-3.3Semifinal🇺🇸 USA1545♥x♠A=-8
-3.7Semifinal🇺🇸 USA136♥♠K=+0
-3.7Semifinal🇺🇸 USA1926♠♦A-1-11
-3.7Final🇦🇹 AUSTRIA162♦♣T=+0
-3.7Final🇦🇹 AUSTRIA533NT♦4=-7
-3.9Quarterfinal🇳🇱 NETHERLANDS752♥♠6+2-10
-3.9Quarterfinal🇳🇱 NETHERLANDS795♣♦6-2-7
-4.0Quarterfinal🇳🇱 NETHERLANDS973NT♠3-2-3
-4.0Semifinal🇺🇸 USA1104♣♦4=+0
-4.0Semifinal🇺🇸 USA1124♥♣2=-1
-4.3Quarterfinal🇳🇱 NETHERLANDS822♠♥J+1+0
-4.3Semifinal🇺🇸 USA1944♠♠3+1+0
-4.6Quarterfinal🇳🇱 NETHERLANDS153♣♦A+1-7
-4.6Quarterfinal🇳🇱 NETHERLANDS352♠♣8+1+0
-5.0Semifinal🇺🇸 USA1965♦♥T=-2
-5.4Quarterfinal🇳🇱 NETHERLANDS902♥♠T=+0
-5.8Quarterfinal🇳🇱 NETHERLANDS1044♥♦J-2-7
-6.0Semifinal🇺🇸 USA1553♦x♦A-2+3
-6.0Semifinal🇺🇸 USA11093♣♥Q+2-2
-6.1Quarterfinal🇳🇱 NETHERLANDS334♠♥A+1+0
-6.4Quarterfinal🇳🇱 NETHERLANDS255♣♥9-2-7
-6.7Semifinal🇺🇸 USA1345♣♥K=-7
-6.7Semifinal🇺🇸 USA1414♠♦Q-2-10
-7.0Final🇦🇹 AUSTRIA463♥♥2+1-2
-7.1Quarterfinal🇳🇱 NETHERLANDS233NT♣T=-10
-7.3Quarterfinal🇳🇱 NETHERLANDS513NT♥6+1+0
-7.4Quarterfinal🇳🇱 NETHERLANDS883♥♦6-2-10
-8.0Semifinal🇺🇸 USA1403NT♠9-2-11
-8.3Quarterfinal🇳🇱 NETHERLANDS374♠♥8-1-10
-8.6Quarterfinal🇳🇱 NETHERLANDS494♠♣A-1-12
-8.6Quarterfinal🇳🇱 NETHERLANDS1114♥♦K=+0
-8.9Quarterfinal🇳🇱 NETHERLANDS743NT♠5-2-6
-9.0Semifinal🇺🇸 USA143♣♥A-2-7
-9.3Quarterfinal🇳🇱 NETHERLANDS805♣♦K-1-10
-9.7Semifinal🇺🇸 USA1382♣♣6+2-19
-10.7Semifinal🇺🇸 USA173NT♦3=-10
-11.0Quarterfinal🇳🇱 NETHERLANDS1004♠♣J+3-14
-11.0Quarterfinal🇳🇱 NETHERLANDS1075♣x♥A-2-12
-11.0Semifinal🇺🇸 USA1426♥♠6-1-14
-13.0Semifinal🇺🇸 USA163NT♠T-2-13
-13.0Semifinal🇺🇸 USA11063NTx♠A=-4
-14.3Final🇦🇹 AUSTRIA417♠♥A=+0