KOWALSKI Apolinary · ZAMBONINI

11rank
+64.3Butler · 70 bds
+0.92per board
±4.1swing
+0.16vs par /bd · #49/109
+0.66adjusted /bd
Butler per round: 7 4.3 19.4 20.9 2.6 19.6 -9.5by round

vs par split: bidding -0.41 · play +0.57

Strength of schedule: opponents averaged -0.26/bd (an easy draw) → opponent-adjusted +0.66/bd

Card play — on target: opening leads 62.5% #105 of 109 · declarer play 88.6% #7 of 109 · defence 82.8% #72 of 109

Card play by contract type — on target
vs NTvs a suit
Opening leads0.0% (1)71.4% (7)
Declarer play80.0% (10)92.0% (25)
Defence84.6% (13)81.2% (16)

Opening leads by suit led: ♠ 75.0% (4) · ♥ 0.0% (1) · ♦ 100.0% (1) · ♣ 50.0% (2)

vs par by strain: NT +1.73 (26) · a suit -0.77 (44)

vs par by level: part-score +0.88 (24) · game -0.93 (42) · slam +7.25 (4)

By role: declaring +1.03/bd (-1.56 vs par · 41) · defending +0.76/bd (+2.59 vs par · 29)

By vulnerability: vulnerable +1.35/bd (+0.63 vs par · 35) · not vulnerable +0.48/bd (-0.31 vs par · 35)

By round↑ top

RoundPartnerOpponentsRoomBdsButlerAvgvs par
Round 2J.RomanskiR.Bennett – H.SmithClosed10+7.0+0.70-0.40
Round 3J.RomanskiS.Bergheimer – J.FouassierClosed10+4.3+0.43-1.70
Round 6J.RomanskiD.Houlihan – B.PattinsonOpen10+19.4+1.94+2.40
Round 7J.RomanskiJ.Engel – J.FrydrichOpen10+20.9+2.09+2.20
Round 8J.RomanskiF.Leenhardt – P.PiganeauOpen10+2.6+0.26+0.90
Round 9J.RomanskiG.Jelmoni – A.LeonardiOpen10+19.6+1.96+1.80
Round 10J.RomanskiJ.Michalek – Z.MaciorOpen10-9.5-0.95-4.10

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
+10.5Round 6HOULIHAN292♠x♦10-3+4
+10.4Round 2MCGOWAN153NT♦6=+10
+9.2Round 9CHIZZOLI277♦♣A-1+13
+9.0Round 8FRANCE SENIORS134♠♦A=+3
+8.0Round 2MCGOWAN123NT♥9=+10
+7.9Round 7KAMINSKI106NT♠9-1+17
+7.2Round 7KAMINSKI64♥♣7-1+12
+6.0Round 9CHIZZOLI243NT♦K=+7
+5.6Round 9CHIZZOLI265♦♥K=+3
+4.8Round 6HOULIHAN283NT♥K+4+14
+4.8Round 7KAMINSKI42NT♣4+1+7
+4.4Round 9CHIZZOLI232♦♦Q+2+11
+4.1Round 6HOULIHAN213NT♦2-2+5
+4.0Round 3STRETZ241NT♦Q-2+6
+3.9Round 6HOULIHAN233♠♥5-3+5
+3.2Round 7KAMINSKI12♠♥A-1-1
+3.0Round 3STRETZ235♦♦4+1+0
+2.9Round 9CHIZZOLI281NT♥Q-2+0
+2.8Round 10SZENBERG54♥♠3=+1
+2.7Round 8FRANCE SENIORS183♦♥9-2+1
+2.5Round 3STRETZ211NT♥J=+6
+2.2Round 2MCGOWAN193NT♦10-1+6
+2.2Round 7KAMINSKI83♣♦J=-1
+1.9Round 2MCGOWAN204♠♦K+1+0
+1.9Round 7KAMINSKI34♠♦9=+0
+1.9Round 9CHIZZOLI226♥♦5+1+1
+1.8Round 8FRANCE SENIORS152♥♦K+3-6
+1.8Round 10SZENBERG61♠♣6+2+1
+1.7Round 6HOULIHAN243NT♥7+1-1
+1.7Round 7KAMINSKI72♠♦4+1+0
+1.7Round 10SZENBERG35♦♠3+1-10
+1.4Round 6HOULIHAN306♦♥A=-2
+1.2Round 8FRANCE SENIORS114♠♦9-3+7
+1.2Round 10SZENBERG83♦♠4-1+4
+1.1Round 2MCGOWAN132♠♥A-1-5
+1.1Round 10SZENBERG25♦♠4+1-11
+0.9Round 3STRETZ223NT♠7+1+0
+0.7Round 3STRETZ304♥♥J=+0
+0.5Round 3STRETZ262♠♥4=-11
+0.4Round 3STRETZ292♥♦10+2+1
+0.4Round 8FRANCE SENIORS123NT♣7+1+0
+0.3Round 8FRANCE SENIORS142♥♣J=+0
+0.1Round 3STRETZ254♥♣Q=-1
-0.1Round 9CHIZZOLI213♠♣K+1+1
-0.2Round 6HOULIHAN253♦x♣5-1+1
-0.4Round 6HOULIHAN224♥♣Q-1+2
-0.4Round 8FRANCE SENIORS193♣♥7+2+7
-0.8Round 7KAMINSKI93NT♦Q=-2
-1.1Round 9CHIZZOLI303NT♠8-1-2
-1.2Round 2MCGOWAN163NT♠4=-2
-1.7Round 2MCGOWAN143NT♥6+2-1
-1.7Round 3STRETZ275♣♥K-1-10
-1.7Round 10SZENBERG104♠♥K-2-8
-1.8Round 8FRANCE SENIORS164♥♠J+1-1
-2.3Round 8FRANCE SENIORS204♥♠10=+1
-2.3Round 9CHIZZOLI294♠♥A-1-6
-2.5Round 10SZENBERG93NT♠4=+0
-2.7Round 2MCGOWAN113NT♥5+3-2
-2.7Round 6HOULIHAN261NT♦3=+1
-3.0Round 10SZENBERG73NT♣2+3-1
-3.5Round 7KAMINSKI21NT♦10+3-3
-3.7Round 6HOULIHAN274♠♦Q-1-5
-3.7Round 7KAMINSKI54♠♣A=-7
-4.0Round 10SZENBERG13NT♠8-2-5
-4.5Round 2MCGOWAN174♥♠7=-7
-6.1Round 3STRETZ282♥♥5-2-8
-6.5Round 2MCGOWAN183NT♠2+3-13
-6.9Round 9CHIZZOLI254♥♣K=-10
-6.9Round 10SZENBERG43NT♣Q-1-12
-8.3Round 8FRANCE SENIORS174♥♠Q=-3