DUBOIN Giorgio · ZIMMERMANN

1rank
+132.7Butler · 126 bds
+1.05per board
±4.4swing
+0.78vs par /bd · #13/120
+1.09adjusted /bd
Butler per round: 12.4 17.6 23.8 32.4 3.8 6.2 11.1 18.7 6.7by round

vs par split: bidding -0.06 · play +0.88

Strength of schedule: opponents averaged +0.04/bd (an average draw) → opponent-adjusted +1.09/bd

Card play — on target: opening leads 65.5% #117 of 120 · declarer play 76.9% #49 of 120 · defence 90.3% #31 of 120

Bidding activity — not a pass: 44.2% #42 of 120 (159/360)

Card play by contract type — on target
vs NTvs a suit
Opening leads60.0% (10)68.4% (19)
Declarer play75.0% (4)77.3% (22)
Defence85.0% (20)92.9% (42)

Opening leads by suit led: ♠ 77.8% (9) · ♥ 75.0% (8) · ♦ 60.0% (5) · ♣ 42.9% (7)

vs par by strain: NT +0.41 (39) · a suit +1.00 (86)

vs par by level: part-score +0.94 (50) · game +0.97 (66) · slam -1.00 (9)

By role: declaring +1.07/bd (-2.38 vs par · 63) · defending +1.09/bd (+4.07 vs par · 62)

By vulnerability: vulnerable +1.67/bd (+1.35 vs par · 63) · not vulnerable +0.43/bd (+0.21 vs par · 63)

By round↑ top

RoundPartnerOpponentsRoomBdsButlerAvgvs par
Round 2P.CronierJ.Lesniczak – N.BuchlevClosed14+12.4+0.89+1.57
Round 3P.CronierJ.Vertum – S.KraszewskiOpen14+17.6+1.26+0.93
Round 4P.CronierV.Markowicz – K.MoszczynskiOpen14+23.8+1.70+1.86
Round 5P.CronierA.Kowalski – P.TuszynskiClosed14+32.4+2.31+1.29
Round 7P.CronierJ.Holland – A.MouldOpen14+3.8+0.27+0.21
Round 8P.CronierD.Cohen – J.EngelOpen14+6.2+0.44+0.50
Round 9P.CronierB.Levin – A.SontagClosed14+11.1+0.79+2.29
Round 11P.CronierG.Cohler – N.SilvermanClosed14+18.7+1.34+1.21
Round 12P.CronierP.Walczak – G.LewaciakClosed14+6.7+0.48-2.86

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
+15.1Round 11WOLFSON95♦x♠Q-6+14
+9.9Round 3KBS LEGIONOWO146♥♠J-2+11
+9.1Round 11WOLFSON34♥♠K+1+11
+8.9Round 3KBS LEGIONOWO103NT♦K=+10
+8.8Round 5MILNER86NT♠2-4+15
+8.8Round 5MILNER93♦♣2-5+3
+8.3Round 2PKB POZNAN214♥♦A+1+4
+8.1Round 4MISFIT193NT♠Q+3+16
+8.1Round 8KALISH233NT♣Q=+3
+7.9Round 4MISFIT154♠♣J-1+11
+7.0Round 5MILNER44♥♣6=+0
+6.9Round 7MOSSOP76♦♠A+1-7
+6.7Round 9SIMSON94♥♣K+1+4
+6.6Round 12PKB THERM204♠♥A=+0
+6.5Round 12PKB THERM246♠♣K=+0
+6.1Round 3KBS LEGIONOWO83NT♠3+2+1
+6.0Round 2PKB POZNAN183NT♦J=+10
+6.0Round 8KALISH182♥♥2-1+10
+6.0Round 8KALISH194♠♥K-1+12
+5.7Round 9SIMSON144♠♥2=+8
+5.4Round 2PKB POZNAN223NT♥4+4-10
+5.4Round 8KALISH213♦♠6=+6
+4.6Round 2PKB POZNAN233NT♠2+4+16
+4.5Round 5MILNER75♥♣2+1-9
+4.5Round 8KALISH203♠♥A-2+8
+4.5Round 12PKB THERM176♣♥A+1-11
+4.2Round 11WOLFSON104♠x♦K-1+8
+4.1Round 8KALISH154♠♣8+2+11
+4.1Round 9SIMSON134♠♣5=+0
+4.0Round 4MISFIT263NT♣K-2+12
+3.9Round 2PKB POZNAN242♥♣J+1+6
+3.8Round 2PKB POZNAN153♣♦K-2+6
+3.6Round 4MISFIT161NT♥4-2+3
+3.2Round 3KBS LEGIONOWO124♥♣7=+0
+3.0Round 7MOSSOP123♠♥2=+8
+2.9Round 5MILNER52♥♦J=+0
+2.7Round 4MISFIT252NT♥Q+1+1
+2.6Round 3KBS LEGIONOWO62NT♠8+3-5
+2.4Round 9SIMSON83NT♥K-1+5
+2.3Round 4MISFIT234♠♠T-1+6
+2.3Round 7MOSSOP12♥♠6+3-6
+2.1Round 4MISFIT174♥♠9=+0
+2.1Round 12PKB THERM274♣♠Q-1+4
+2.0Round 2PKB POZNAN203NT♦3+1+1
+1.9Round 3KBS LEGIONOWO14♣♥A-1+4
+1.9Round 11WOLFSON52♥♠J+1+0
+1.9Round 11WOLFSON122♠♣J=+5
+1.8Round 4MISFIT242♥♦J-2+5
+1.8Round 8KALISH262♥♠K-1+0
+1.8Round 9SIMSON72♠♠9+2+10
+1.7Round 5MILNER65♦♥4=+0
+1.7Round 5MILNER135♣♥J=-13
+1.7Round 7MOSSOP103NT♥6+1-1
+1.6Round 2PKB POZNAN264♠♥4-1+6
+1.6Round 9SIMSON114♥♦7=-1
+1.4Round 5MILNER101NT♣Q+2+10
+1.3Round 11WOLFSON22♠♣K=+0
+1.1Round 12PKB THERM213♦♣K+1+0
+1.0Round 4MISFIT281NT♠2-2+0
+1.0Round 9SIMSON33♦♠A-1-2
+0.9Round 3KBS LEGIONOWO114♥♣K=+1
+0.8Round 4MISFIT212NT♠Q+1+0
+0.8Round 11WOLFSON73NT♠Q+2+0
+0.7Round 5MILNER23NT♠2+1+1
+0.7Round 7MOSSOP111NT♥5+1+7
+0.7Round 9SIMSON64♥♠K+2+11
+0.6Round 5MILNER121NT♠8-1-2
+0.5Round 7MOSSOP64♥♥T=+0
+0.5Round 12PKB THERM253♦♠9-1-2
+0.5Round 12PKB THERM284♥♠6=+0
+0.4Round 12PKB THERM182NT♥Q=-1
+0.3Round 8KALISH253NT♦6+1+1
+0.3Round 12PKB THERM233NT♥J+2-13
+0.2Round 4MISFIT273♦♣A+2-7
+0.2Round 7MOSSOP21NT♦9+2-1
-0.0Round 3KBS LEGIONOWO74♥♣J=+0
+0.0Round 5MILNER114♠♥3=+0
-0.0Round 9SIMSON122NT♠4=+5
-0.0Round 11WOLFSON12♠♠7+2+1
-0.0Round 12PKB THERM153♦♦2=-1
-0.1Round 7MOSSOP93NT♠9+3+13
-0.1Round 7MOSSOP136♥♠2+1+13
-0.1Round 8KALISH224♠♣A+1-11
-0.1Round 11WOLFSON144♠♣K-2+0
-0.2Round 7MOSSOP84♥♣T=+0
-0.3Round 4MISFIT222♥♦Q+1-7
-0.3Round 12PKB THERM192♠♦7=+1
-0.4Round 5MILNER142♥♥4=+0
-0.4Round 9SIMSON13♥♠J-1-2
-0.7Round 7MOSSOP144♠♥T-1-4
-0.9Round 3KBS LEGIONOWO136NT♦J+1-13
-0.9Round 12PKB THERM263♦♥6+1+0
-1.0Round 2PKB POZNAN174♥♠T+1+11
-1.0Round 3KBS LEGIONOWO54♥♦2+2-1
-1.0Round 3KBS LEGIONOWO93♠♥K-1+6
-1.0Round 11WOLFSON131NT♦Q+1-1
-1.2Round 2PKB POZNAN284♥♦K=+1
-1.3Round 2PKB POZNAN274♥♣3+1+0
-1.3Round 3KBS LEGIONOWO44♥♥J+2+17
-1.3Round 9SIMSON42♠♠T+1+0
-1.6Round 12PKB THERM224♥♦A=+0
-1.7Round 2PKB POZNAN193NT♠2-2-11
-1.7Round 7MOSSOP52♥♠8=+0
-2.0Round 11WOLFSON84♥♦Q=-3
-2.3Round 3KBS LEGIONOWO23♥x♦Q-1-7
-2.3Round 5MILNER13♦♠A-2+0
-2.4Round 4MISFIT202NT♠5-2-2
-2.6Round 9SIMSON10Pass-4
-2.9Round 8KALISH272♠♣T-1-4
-3.0Round 5MILNER34♠♥A=+13
-3.0Round 7MOSSOP44♠♥8+1-11
-3.0Round 8KALISH176NT♠6=+0
-3.0Round 11WOLFSON113♣♦K=-5
-3.4Round 11WOLFSON43♣♠Q=-6
-3.7Round 9SIMSON52♥♦A+1-1
-4.9Round 9SIMSON23NT♠5+2-1
-5.7Round 7MOSSOP34♥♦J-4-8
-6.0Round 8KALISH243NT♣T=-6
-6.1Round 11WOLFSON65♠x♦J-1-7
-6.4Round 2PKB POZNAN255♣x♥A-2-9
-8.0Round 4MISFIT184♠♣Q-1-12
-8.3Round 8KALISH285♣x♠K-1-13
-9.4Round 3KBS LEGIONOWO33NT♠7=-11
-9.7Round 8KALISH163NT♣Q-1-10
-11.6Round 2PKB POZNAN163NTx♥K-3-9
-13.0Round 12PKB THERM167NT♥8-1-17