NAWROCKI Piotr · SV BRIDGE CLUB

94rank
+12.3Butler · 112 bds
+0.11per board
±4.1swing
-0.02vs par /bd · #91/196
+0.18adjusted /bd
Butler per round: 0.2 18.9 3.9 -8.5 -24.6 18.7 12.4 -8.7by round

vs par split: bidding +0.12 · play -0.14

Strength of schedule: opponents averaged +0.07/bd (a tough draw) → opponent-adjusted +0.18/bd

Card play — on target: opening leads 69.2% #168 of 196 · declarer play 80.0% #84 of 196 · defence 80.7% #156 of 196

Bidding activity — not a pass: 46.8% #60 of 196 (153/327)

Card play by contract type — on target
vs NTvs a suit
Opening leads71.4% (7)68.4% (19)
Declarer play83.3% (6)78.9% (19)
Defence76.9% (13)81.8% (44)

Opening leads by suit led: ♠ 57.1% (7) · ♥ 40.0% (5) · ♦ 100.0% (7) · ♣ 71.4% (7)

vs par by strain: NT +0.62 (24) · a suit -0.19 (88)

vs par by level: part-score -0.23 (48) · game +0.77 (52) · slam -2.58 (12)

By role: declaring +0.27/bd (-2.15 vs par · 55) · defending -0.04/bd (+2.04 vs par · 57)

By vulnerability: vulnerable +0.05/bd (+0.25 vs par · 56) · not vulnerable +0.17/bd (-0.29 vs par · 56)

By round↑ top

RoundPartnerOpponentsRoomBdsButlerAvgvs par
Round 1P.WiankowskiY.Lu – Y.DongOpen14+0.2+0.01+0.93
Round 2P.WiankowskiS.Levinson – M.Cappelletti JrOpen14+18.9+1.35+2.29
Round 3P.WiankowskiG.Mendes De Leon – L.TijssenOpen14+3.9+0.28+0.86
Round 4P.WiankowskiD.Bilde – L.LebowitzClosed14-8.5-0.61-0.07
Round 5P.WiankowskiJ.Lesniczak – V.ValchevClosed14-24.6-1.76-3.29
Round 6P.WiankowskiN.L'Ecuyer – P.StreetClosed14+18.7+1.34+0.50
Round 7P.WiankowskiJ.Rombaut – L.RombautClosed14+12.4+0.89+1.00
Round 8P.WiankowskiJ.Wooldridge – D.GraingerOpen14-8.7-0.62-2.36

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
+12.4Round 2SCHONFELD FINESSE274♥x♣Q-4+12
+11.0Round 3ASHE104♠♣K+3+17
+9.3Round 4LEBOWITZ203NT♣6+1+11
+8.0Round 6EASY STREET223NT♠8+1+10
+6.8Round 7WOLFSON134♥♠A+1+1
+6.6Round 3ASHE126♥♣A=+0
+6.1Round 2SCHONFELD FINESSE256♥♠3=+12
+5.9Round 6EASY STREET264♠♦6=+0
+5.2Round 2SCHONFELD FINESSE196♦♥A-1+11
+5.0Round 2SCHONFELD FINESSE284♠x♣5-2+7
+5.0Round 7WOLFSON44♣♦2+1+10
+5.0Round 8SIMSON176♠♥6+1-11
+4.5Round 1BEIJING RUHAI145♦♣T-1+5
+4.3Round 7WOLFSON13♦♠A+1+6
+4.2Round 6EASY STREET253♠♦4-2+6
+4.1Round 2SCHONFELD FINESSE201NT♣5-4+11
+4.1Round 4LEBOWITZ194♥♦Q-1+10
+3.8Round 3ASHE113♠♥A=+1
+3.6Round 6EASY STREET193NT♦A-2+6
+3.6Round 7WOLFSON33♥♥3+1+6
+3.6Round 7WOLFSON85♦x♠3-1+5
+3.5Round 6EASY STREET284♠♦2-1+12
+3.3Round 5PKB INTERNATIONAL84♠♦T=+0
+3.2Round 2SCHONFELD FINESSE213♠♦A-1+6
+3.1Round 8SIMSON196♦♦6+1+0
+3.0Round 3ASHE54♥♠A=+0
+2.8Round 7WOLFSON26♥♣6+1-11
+2.6Round 1BEIJING RUHAI53♦♥6+1+0
+2.6Round 8SIMSON217♥♣6=+0
+2.3Round 6EASY STREET154♠x♥A-1+1
+2.1Round 8SIMSON264♥♦6=+0
+2.0Round 1BEIJING RUHAI103♣♣T=+1
+1.9Round 1BEIJING RUHAI44♠♥K+1+1
+1.8Round 4LEBOWITZ164♥♠A-2+0
+1.6Round 1BEIJING RUHAI81NT♦3+2+1
+1.5Round 5PKB INTERNATIONAL52♥♦6=+11
+1.3Round 5PKB INTERNATIONAL133♣♠6=+0
+1.3Round 7WOLFSON114♠♦K-1+4
+1.2Round 1BEIJING RUHAI63♠♦Q-2+5
+1.2Round 1BEIJING RUHAI91NT♦2=+1
+1.2Round 6EASY STREET213♦♠A-2-5
+1.1Round 4LEBOWITZ151NT♣Q=+5
+1.1Round 6EASY STREET233NT♣7=+0
+1.0Round 6EASY STREET241NT♥3+2-6
+1.0Round 7WOLFSON55♦♥6=+0
+1.0Round 8SIMSON253♦♠Q-2+5
+0.9Round 4LEBOWITZ283♠♦4=+0
+0.9Round 8SIMSON274♥♦6+3-10
+0.7Round 4LEBOWITZ236♠♦6+1+1
+0.6Round 1BEIJING RUHAI21NT♦J=+5
+0.6Round 3ASHE13♦♣6+1+0
+0.6Round 8SIMSON163NT♦2=+1
+0.5Round 6EASY STREET162♦♠6+1+0
+0.5Round 7WOLFSON124♠♥Q+1+1
+0.4Round 2SCHONFELD FINESSE151NT♦9+2+10
+0.4Round 3ASHE144♠♥3+1+0
+0.3Round 4LEBOWITZ183♥♦6-2+2
+0.3Round 8SIMSON183NT♥Q+2+12
+0.2Round 3ASHE24♠♥A-1-5
+0.2Round 3ASHE32♥♣Q+2-2
+0.2Round 6EASY STREET174♠♣6=-1
+0.1Round 5PKB INTERNATIONAL13♠♥2-1-2
-0.1Round 2SCHONFELD FINESSE233♥♦A-1-1
-0.1Round 8SIMSON222♠♥T-2-1
-0.3Round 2SCHONFELD FINESSE245♠♦2=+0
-0.4Round 4LEBOWITZ211NT♣6=-7
-0.5Round 5PKB INTERNATIONAL44♥♠Q+2-13
-0.5Round 7WOLFSON74♥♠3=+0
-0.6Round 1BEIJING RUHAI34♥♣5=+0
-0.6Round 3ASHE42♣♦7+1+0
-0.6Round 5PKB INTERNATIONAL33NT♥5+1+0
-0.9Round 4LEBOWITZ244♥♦J+1+0
-1.1Round 5PKB INTERNATIONAL61♠♠8+1-12
-1.1Round 7WOLFSON102♦♥A+1-1
-1.2Round 7WOLFSON94♠♥4=+0
-1.2Round 8SIMSON243♦♥Q=+0
-1.3Round 3ASHE133NT♦8+1+0
-1.4Round 5PKB INTERNATIONAL24♠♣K-1+5
-1.6Round 4LEBOWITZ173♣♠8+2-2
-1.7Round 5PKB INTERNATIONAL114♥♠A+1+0
-1.9Round 1BEIJING RUHAI131♠♥K+2+10
-2.0Round 2SCHONFELD FINESSE223NT♥4=-7
-2.0Round 5PKB INTERNATIONAL124♠♦Q+1+0
-2.0Round 8SIMSON232♠♣6-2-2
-2.2Round 2SCHONFELD FINESSE185♦♣6=-11
-2.3Round 3ASHE63NT♠A+1+0
-2.4Round 1BEIJING RUHAI12♠♥6-2-5
-2.5Round 3ASHE82NT♠J-3-2
-2.5Round 5PKB INTERNATIONAL72♠♣A+1-6
-2.6Round 2SCHONFELD FINESSE172♥♠3=-5
-3.1Round 1BEIJING RUHAI114♠♥A-1-4
-3.2Round 1BEIJING RUHAI72♦♣T+2-1
-3.2Round 8SIMSON282♣♣3=-5
-3.3Round 7WOLFSON62♠♣5-2-7
-4.0Round 6EASY STREET183NT♥J+1-1
-4.2Round 1BEIJING RUHAI123♣♠6=-6
-4.2Round 6EASY STREET275♦♣3-1-5
-4.4Round 4LEBOWITZ223NT♦J+2-2
-4.4Round 4LEBOWITZ276♥♣7=-2
-4.6Round 6EASY STREET204♦♦7+1-10
-4.9Round 2SCHONFELD FINESSE263NT♠Q+1-11
-5.4Round 2SCHONFELD FINESSE165♠x♥K-2-2
-5.4Round 5PKB INTERNATIONAL93NT♥6-1-12
-5.9Round 4LEBOWITZ264♠x♣A-1+0
-6.6Round 5PKB INTERNATIONAL101NT♦J+2-10
-6.6Round 8SIMSON203♥♣6-2-8
-7.2Round 3ASHE94♦♣6-2-7
-8.0Round 3ASHE75♦♠7+1+10
-9.0Round 5PKB INTERNATIONAL145♣♦A=-7
-9.1Round 4LEBOWITZ256♠♦2-1-17
-10.4Round 7WOLFSON146♠♣6=+0
-11.2Round 8SIMSON156♥♣5-2-14