KOWALSKI Apolinary · POLAND SENIORS

214rank
-11.2Butler · 28 bds
-0.40per board
±4.0swing
+1.11vs par /bd
-0.54adjusted /bd
Butler per round: -11.2 -11.2by round

vs par split: bidding -0.04 · play +1.14

Strength of schedule: opponents averaged -0.14/bd (an easy draw) → opponent-adjusted -0.54/bd

Card play — on target: opening leads 50.0% · declarer play 100.0% · defence 83.3%

Bidding activity — not a pass: 45.7% (37/81)

Card play by contract type — on target
vs NTvs a suit
Opening leads50.0% (2)50.0% (4)
Declarer play·100.0% (5)
Defence80.0% (5)84.6% (13)

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

vs par by strain: NT +1.60 (5) · a suit +1.00 (23)

vs par by level: part-score +2.00 (7) · game +0.85 (20) · slam +0.00 (1)

By role: declaring +0.89/bd (+0.30 vs par · 10) · defending -1.12/bd (+1.56 vs par · 18)

By vulnerability: vulnerable +0.48/bd (+2.29 vs par · 14) · not vulnerable -1.28/bd (-0.07 vs par · 14)

By round↑ top

RoundPartnerOpponentsRoomBdsButlerAvgvs par
Round of 64P.TuszynskiG.Kemeny – P.TrenkaClosed14-9.3-0.66-0.57
Round of 64P.TuszynskiG.Kemeny – P.TrenkaClosed14-1.9-0.14+2.79

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
+6.8Round of 64WAGMI42544♠x♠4=+14
+6.7Round of 64WAGMI42563NT♦4-2+13
+5.1Round of 64WAGMI4253♣♥Q-1+12
+4.2Round of 64WAGMI4292♦x♥A=+8
+3.4Round of 64WAGMI42535♦♥J-2+11
+2.6Round of 64WAGMI42113♠♦A-1-2
+1.8Round of 64WAGMI42474♥♠A=+0
+1.4Round of 64WAGMI4274♠♣5=-1
+1.4Round of 64WAGMI42514♥♣2-1+6
+1.2Round of 64WAGMI42524♥♠J=+0
+0.9Round of 64WAGMI42134♥♦3=+0
+0.7Round of 64WAGMI42494♥♣6=+0
+0.7Round of 64WAGMI42501NT♥4=-5
+0.4Round of 64WAGMI42127♥♥J=+0
-0.1Round of 64WAGMI42483♦♥6+1+0
-0.2Round of 64WAGMI42104♠♥A-1+6
-0.5Round of 64WAGMI42433NT♥4+1+1
-0.6Round of 64WAGMI4214♠♥A-2-5
-1.3Round of 64WAGMI42444♥♠7+1+10
-2.5Round of 64WAGMI4244♥♣4-1-12
-2.7Round of 64WAGMI4284♥♦8=-7
-3.7Round of 64WAGMI42142♠♣Q=+0
-3.8Round of 64WAGMI4232♠♥K=+1
-4.4Round of 64WAGMI4224♥♣A+1-2
-6.0Round of 64WAGMI4264♥♦2-1-6
-6.0Round of 64WAGMI42453NT♣6=+0
-7.1Round of 64WAGMI42553NT♠2+2-1
-9.6Round of 64WAGMI42464♥♠4=-10