ZNAMIROWSKI Jacek · KRAKOW AND RZESZOW

299rank
+13.8Butler · 112 bds
+0.12per board
±4.1swing
+0.03vs par /bd · #350/675
+0.36adjusted /bd
Butler per round: 7.5 3.8 0.4 -13.8 16.2 -5.3 -11.9 16.9by round

vs par split: bidding +0.43 · play -0.40

Strength of schedule: opponents averaged +0.24/bd (a tough draw) → opponent-adjusted +0.36/bd

Card play — on target: opening leads 72.7% #421 of 675 · declarer play 83.9% #138 of 675 · defence 86.0% #342 of 675

Bidding activity — not a pass: 42.8% #353 of 675 (136/318)

Card play by contract type — on target
vs NTvs a suit
Opening leads90.0% (10)65.2% (23)
Declarer play60.0% (10)95.2% (21)
Defence80.0% (20)89.2% (37)

Opening leads by suit led: ♠ 66.7% (6) · ♥ 77.8% (9) · ♦ 66.7% (6) · ♣ 75.0% (12)

vs par by strain: NT -0.47 (38) · a suit +0.28 (74)

vs par by level: part-score -0.56 (39) · game -0.02 (64) · slam +2.89 (9)

By role: declaring +0.42/bd (-2.29 vs par · 55) · defending -0.17/bd (+2.26 vs par · 57)

By vulnerability: vulnerable +0.02/bd (+0.09 vs par · 56) · not vulnerable +0.23/bd (-0.04 vs par · 56)

By round↑ top

RoundPartnerOpponentsRoomBdsButlerAvgvs par
Round 1M.PietraszekJ.Li – Y.ZhangOpen14+7.5+0.54+0.21
Round 2M.PietraszekM.Rosenberg – M.SchiresonOpen14+3.8+0.27+3.36
Round 3M.PietraszekA.Malinowski – G.BlicharzOpen14+0.4+0.03-0.50
Round 4M.PietraszekK.Bogo – S.EvenstadOpen14-13.8-0.99-0.57
Round 5M.PietraszekM.Ionita – F.FilipOpen14+16.2+1.16-0.07
Round 6M.PietraszekM.Nowosadzki – K.NowakOpen14-5.3-0.38-1.14
Round 7M.PietraszekG.Gawron – J.KowalOpen14-11.9-0.85-0.86
Round 8M.PietraszekL.Politano – A.CecereOpen14+16.9+1.21-0.21

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
+14.0Round 4MILANBRIDGE176NTx♠T+1+13
+8.8Round 3MALI23NT♥9=+3
+7.8Round 5CONTRA63NT♣K-1+11
+7.1Round 3MALI65♠♦K-1+9
+6.6Round 1PIONEERS64♠♥J=+11
+6.5Round 8ULI273NT♥8=+3
+6.0Round 1PIONEERS53NT♥Q=+7
+6.0Round 2ROSENBERG194♥♣3-2+11
+5.9Round 1PIONEERS84♥x♦9-2+4
+5.8Round 1PIONEERS34♥♠3=+10
+5.4Round 6ZIMMERMANN155♦x♣K-1+0
+5.2Round 5CONTRA54♠♥T-3+9
+5.0Round 5CONTRA94♠x♣A-1+6
+4.7Round 5CONTRA23NT♣Q+1+1
+4.5Round 2ROSENBERG206NT♠9-1+13
+4.5Round 2ROSENBERG266♣♥T-2+13
+4.5Round 5CONTRA84♥♠Q-1+5
+4.3Round 5CONTRA102♥♣K=+0
+4.0Round 7AGILERO62♥♠J-1+5
+3.9Round 4MILANBRIDGE254♠♦K-2+6
+3.7Round 2ROSENBERG173♦♣K+1+7
+3.0Round 8ULI214♠♥5=+3
+3.0Round 8ULI264♥♣7+1+0
+2.8Round 3MALI53NT♠2=-1
+2.8Round 3MALI132♥♠K=+0
+2.7Round 8ULI204♠♦4+1+0
+2.7Round 8ULI286NT♦3+1+10
+2.6Round 3MALI93NT♣9-3+10
+2.5Round 1PIONEERS142♠♦3=+0
+2.5Round 4MILANBRIDGE244♠♣6-1+10
+2.5Round 8ULI193♦♣Q+2+1
+2.3Round 4MILANBRIDGE222♠♣6-1+4
+2.2Round 7AGILERO83NT♣6-1+5
+2.1Round 6ZIMMERMANN275♦♥7+1+11
+1.9Round 6ZIMMERMANN215♣♠3-2+2
+1.9Round 8ULI182NT♥6-1+4
+1.8Round 3MALI123♠♣A-2+5
+1.8Round 6ZIMMERMANN263♥♠2-1+9
+1.6Round 2ROSENBERG242♣♥J=+0
+1.4Round 6ZIMMERMANN164♠x♦8-3-7
+1.3Round 1PIONEERS46NT♥4=-13
+1.3Round 7AGILERO145♣♠K=-2
+1.2Round 7AGILERO34♠♦J-1-2
+1.0Round 1PIONEERS114♠♣J=-1
+1.0Round 3MALI13NT♦7=+0
+1.0Round 4MILANBRIDGE153NT♥4=-1
+1.0Round 8ULI244♥♣T+1+0
+0.8Round 4MILANBRIDGE273NT♣8=+0
+0.8Round 6ZIMMERMANN233NT♠5+2+0
+0.8Round 7AGILERO25♦♣6+2-10
+0.7Round 3MALI34♥♦K+2-11
+0.7Round 8ULI174♠♣T+1-8
+0.5Round 2ROSENBERG283NT♥3+1+0
+0.3Round 1PIONEERS23♥♠K+1+10
+0.3Round 2ROSENBERG153NT♠2=+1
+0.3Round 4MILANBRIDGE193♦♣6+2-10
+0.3Round 6ZIMMERMANN193NT♠7+1+0
+0.3Round 6ZIMMERMANN223NT♥6+1+1
+0.3Round 7AGILERO52♠♥4+1+0
+0.2Round 5CONTRA133♠♣J=+0
+0.2Round 8ULI232♠♣J+2+1
-0.2Round 5CONTRA142♦x♠K-2+3
-0.2Round 7AGILERO15♠♥6=+0
-0.3Round 2ROSENBERG255♥♠6=+0
-0.6Round 5CONTRA34♥♦Q+1+0
-0.7Round 1PIONEERS102♥♠A+3+9
-0.8Round 8ULI164♥♣K+2-11
-1.0Round 3MALI101NT♠A-2-9
-1.0Round 8ULI152♠♣T+1-1
-1.1Round 2ROSENBERG162♥♣A=-5
-1.2Round 7AGILERO114♣♥A=+0
-1.4Round 2ROSENBERG273♠♥5=+0
-1.4Round 4MILANBRIDGE284♠♥J+1+0
-1.4Round 5CONTRA13NT♣J+1+0
-1.5Round 5CONTRA73NT♥5+3-13
-1.6Round 2ROSENBERG181NT♥2=+0
-1.7Round 2ROSENBERG235♣♥2+1+10
-1.8Round 3MALI72NT♦T=-1
-1.8Round 3MALI83♥♣K-2+0
-1.8Round 6ZIMMERMANN281NT♠Q-2+1
-2.1Round 8ULI224♠♦T=+0
-2.2Round 4MILANBRIDGE163NT♥4+2-1
-2.3Round 6ZIMMERMANN252♥♣J=+1
-2.3Round 7AGILERO102♦♣J+3-10
-2.4Round 4MILANBRIDGE213♣♣K-2-5
-2.6Round 5CONTRA113NT♥6+1-1
-2.6Round 6ZIMMERMANN243NT♠3=+0
-2.7Round 1PIONEERS132♣x♠A-1+2
-2.7Round 7AGILERO132♥♣K+2+1
-2.9Round 7AGILERO123NT♥3+1+0
-3.1Round 7AGILERO43♣♦K-2+7
-3.3Round 5CONTRA123NT♥4-1-10
-3.4Round 8ULI251♠♥5=-5
-3.6Round 7AGILERO93NT♠2-2-7
-3.7Round 2ROSENBERG214♥♠4-1-5
-3.7Round 6ZIMMERMANN176♦♠A-1-8
-3.7Round 6ZIMMERMANN183♣♠6+2-13
-3.9Round 1PIONEERS123♥♠4+1-6
-4.1Round 1PIONEERS74♠♦9-1-12
-4.3Round 1PIONEERS94♠♠2-2-9
-4.3Round 4MILANBRIDGE263♣♥6+1-10
-4.5Round 3MALI143♥♣9+1-4
-5.2Round 6ZIMMERMANN202NT♠8+2-13
-5.7Round 7AGILERO74♥♠K=+1
-5.9Round 5CONTRA43NT♦T-1-12
-6.2Round 1PIONEERS13NTx♥Q-2-9
-7.5Round 2ROSENBERG227♣♣2=+2
-8.4Round 3MALI44♠x♥A-2-8
-8.4Round 4MILANBRIDGE203NT♣Q=-10
-8.4Round 4MILANBRIDGE233NT♦J=+0
-9.7Round 3MALI117♣♣3=+0
-11.5Round 4MILANBRIDGE186♦x♠T=-4