JANISZEWSKI Przemyslaw · ALTERIS NUCLEAR

268rank
+14.9Butler · 84 bds
+0.18per board
±3.7swing
-0.32vs par /bd · #451/675
+0.71adjusted /bd
Butler per round: 5.8 17.6 -9.7 -10 15 -3.8by round

vs par split: bidding -0.37 · play +0.05

Strength of schedule: opponents averaged +0.54/bd (a tough draw) → opponent-adjusted +0.71/bd

Card play — on target: opening leads 78.9% #240 of 675 · declarer play 66.7% #578 of 675 · defence 91.2% #113 of 675

Bidding activity — not a pass: 54.9% #4 of 675 (123/224)

Card play by contract type — on target
vs NTvs a suit
Opening leads87.5% (8)72.7% (11)
Declarer play61.5% (13)69.6% (23)
Defence75.0% (12)100.0% (22)

Opening leads by suit led: ♠ 100.0% (5) · ♥ 80.0% (5) · ♦ 50.0% (4) · ♣ 80.0% (5)

vs par by strain: NT +0.21 (28) · a suit -0.59 (56)

vs par by level: part-score -1.42 (26) · game +0.26 (51) · slam -0.43 (7)

By role: declaring +0.18/bd (-2.86 vs par · 50) · defending +0.18/bd (+3.41 vs par · 34)

By vulnerability: vulnerable +0.34/bd (-0.07 vs par · 42) · not vulnerable +0.01/bd (-0.57 vs par · 42)

By round↑ top

RoundPartnerOpponentsRoomBdsButlerAvgvs par
Round 2D.KowalskiA.Gumperz – D.DesjardinsOpen14+5.8+0.41-2.57
Round 3D.KowalskiJ.Stach – M.DabrowskiClosed14+17.6+1.26+0.86
Round 4D.KowalskiJ.Liu – C.ZhaoClosed14-9.7-0.69+0.00
Round 6D.KowalskiJ.Stamatov – I.NanevOpen14-10.0-0.71+0.71
Round 7D.KowalskiE.Friedlander – A.YekutieliClosed14+15.0+1.07+0.86
Round 8D.KowalskiC.Mann – L.AnderssonClosed14-3.8-0.27-1.79

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
+11.6Round 4ZHAO176NT♠7+1+11
+10.4Round 3JULIAN MIGLANC73NTx♣7-2+11
+8.4Round 2DESJARDINS265♣♦Q=+0
+7.0Round 6JULS163♠♣K-2+12
+6.5Round 7PUZI134♥♦Q=+10
+5.3Round 7PUZI62♥♣6-2+6
+4.5Round 7PUZI113NT♥Q-2+6
+4.4Round 6JULS154♠♣Q=+11
+4.0Round 3JULIAN MIGLANC44♥♠A-1+6
+3.9Round 8DINKIN264♥♦Q+2+1
+3.8Round 8DINKIN154♠♦3-1+4
+3.7Round 2DESJARDINS214♥♦2-1+5
+3.7Round 6JULS176♦♠A-1+8
+3.6Round 3JULIAN MIGLANC53NT♦Q+1+0
+3.4Round 7PUZI44♠♣A-1+12
+3.0Round 7PUZI91NT♦Q=-1
+3.0Round 8DINKIN214♠♦Q=+3
+2.8Round 2DESJARDINS173NT♠8=-1
+2.7Round 8DINKIN204♠♦Q+1+0
+2.6Round 2DESJARDINS181NT♦Q+1+1
+2.6Round 3JULIAN MIGLANC93NT♣9-3+10
+2.5Round 4ZHAO244♠♣6-1+10
+2.3Round 3JULIAN MIGLANC144♥♦Q+1+4
+2.2Round 7PUZI83NT♣3-1+5
+1.9Round 8DINKIN182NT♣T-1+4
+1.8Round 3JULIAN MIGLANC123♦♥A-2+5
+1.7Round 2DESJARDINS235♣♦Q+1-10
+1.5Round 3JULIAN MIGLANC101NT♠Q-3-7
+1.2Round 2DESJARDINS254♥♦2+2+1
+1.2Round 7PUZI34♠♦J-1-2
+1.0Round 3JULIAN MIGLANC13NT♦7=+0
+1.0Round 4ZHAO153NT♠J=-1
+1.0Round 8DINKIN244♥♦7+1+0
+0.8Round 4ZHAO184♠♥K+2+12
+0.8Round 4ZHAO273NT♦Q=+0
+0.8Round 7PUZI25♦♣6+2-10
+0.7Round 6JULS223NT♥A+2+0
+0.7Round 8DINKIN174♠♦Q+1-8
+0.3Round 2DESJARDINS161NT♦9=+5
+0.3Round 2DESJARDINS274♦♠5-2-1
+0.3Round 4ZHAO193♦♦Q+2-10
+0.3Round 7PUZI52♠♥9+1+0
+0.2Round 6JULS233NT♣Q+1+1
-0.0Round 3JULIAN MIGLANC116♣♦K+1+11
-0.2Round 3JULIAN MIGLANC34♥♦Q+1-11
-0.2Round 7PUZI15♠♥3=+0
-0.3Round 2DESJARDINS153NT♦Q=-1
-0.3Round 6JULS193NT♦Q+1+0
-0.5Round 2DESJARDINS283NT♥6+1+0
-0.7Round 8DINKIN233♠♦Q=+0
-0.8Round 8DINKIN164♥♣K+2-11
-0.9Round 3JULIAN MIGLANC65♦x♦Q-2+0
-0.9Round 6JULS264♣♦9=-9
-1.1Round 4ZHAO222NT♦Q-1+0
-1.1Round 7PUZI144♠x♦6-2-4
-1.2Round 2DESJARDINS226♥♦Q+1-11
-1.4Round 4ZHAO284♠♦Q+1+0
-1.7Round 7PUZI103♥♣4+1-10
-1.9Round 6JULS215♣♠2-2-2
-1.9Round 6JULS273NT♦Q+1-10
-2.0Round 3JULIAN MIGLANC83♣♥K=+0
-2.1Round 2DESJARDINS243♦♣5=+0
-2.1Round 3JULIAN MIGLANC133♥♠K-1-5
-2.1Round 8DINKIN224♠♦T=+0
-2.2Round 4ZHAO163NT♥5+2-1
-2.4Round 4ZHAO213♣♦Q-2-5
-2.5Round 8DINKIN252♥♦Q-1-4
-2.6Round 6JULS202♥♦K+2+10
-2.9Round 7PUZI123NT♥5+1+0
-2.9Round 8DINKIN195♦♥T-1-5
-3.2Round 4ZHAO252♠♥6+2-1
-3.3Round 6JULS184♥♠K+1+11
-3.5Round 6JULS281NT♠Q=-5
-3.7Round 4ZHAO202♥♦7-3-5
-4.3Round 4ZHAO263♣♦Q+1-10
-4.3Round 6JULS252♥♦Q-3-7
-4.4Round 3JULIAN MIGLANC24♠♦Q-2-12
-4.5Round 2DESJARDINS206♥♠T-1-13
-4.5Round 8DINKIN276♣♦T-2-9
-6.3Round 7PUZI74♥♠5+1+0
-6.6Round 2DESJARDINS193NT♦Q-3-11
-7.3Round 6JULS243NT♦Q-1-10
-7.3Round 8DINKIN287♠♥A=+0
-8.4Round 4ZHAO233NT♦J=+0