KWIECIEN Michal · PIONEERS

78rank
+40.3Butler · 84 bds
+0.48per board
±4.6swing
+0.13vs par /bd · #76/161
+0.54adjusted /bd
Butler per round: -4 0.9 0.7 30.6 3 9.1by round

vs par split: bidding -0.14 · play +0.27

Strength of schedule: opponents averaged +0.06/bd (a tough draw) → opponent-adjusted +0.54/bd

Card play — on target: opening leads 87.5% #27 of 161 · declarer play 91.7% #12 of 161 · defence 89.1% #75 of 161

Bidding activity — not a pass: 41.5% #105 of 161 (98/236)

Card play by contract type — on target
vs NTvs a suit
Opening leads77.8% (9)93.3% (15)
Declarer play100.0% (3)88.9% (9)
Defence100.0% (13)84.8% (33)

Opening leads by suit led: ♠ 83.3% (6) · ♥ 80.0% (10) · ♦ 100.0% (3) · ♣ 100.0% (5)

vs par by strain: NT -0.76 (21) · a suit +0.43 (63)

vs par by level: part-score -0.36 (28) · game +0.30 (47) · slam +0.78 (9)

By role: declaring +0.71/bd (-2.16 vs par · 38) · defending +0.29/bd (+2.02 vs par · 46)

By vulnerability: vulnerable -0.01/bd (-0.43 vs par · 42) · not vulnerable +0.97/bd (+0.69 vs par · 42)

By round↑ top

RoundPartnerOpponentsRoomBdsButlerAvgvs par
Round 2W.StarkowskiL.Tijssen – G.Mendes De LeonClosed14-4.0-0.29+1.29
Round 3W.StarkowskiD.Neumann – M.Van Der VlugtClosed14+0.9+0.06-0.64
Round 4W.StarkowskiJ.Chen – J.ZhangClosed14+0.7+0.05+1.50
Round 6W.StarkowskiP.Nawrocki – P.WiankowskiClosed14+30.6+2.19-1.07
Round 7W.StarkowskiJ.Kalisoras – M.WrobelOpen14+3.0+0.21+0.21
Round 8W.StarkowskiG.Ho – W.HoOpen14+9.1+0.65-0.50

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
+10.0Round 3POST PANDA14♠x♣K+1+11
+10.0Round 4CHINA 2274♥♥3+2+11
+9.8Round 6SV BRIDGE CLUB236♣♦T=-1
+9.7Round 3POST PANDA54♥♠5=+6
+9.0Round 6SV BRIDGE CLUB194♠x♣J-2+8
+9.0Round 8HOBRA213NT♣4-4+12
+7.2Round 4CHINA 2204♠x♠7-1+2
+6.6Round 7EMI102♥♥J+2+10
+6.2Round 6SV BRIDGE CLUB254♥♠6=+7
+6.0Round 6SV BRIDGE CLUB206♠♥A+1-13
+5.7Round 6SV BRIDGE CLUB223♣♥3+1+9
+5.7Round 8HOBRA276♠♦A=+0
+5.6Round 4CHINA 2197♠♠4-1+20
+5.3Round 2ASHE204♥♠9=+10
+5.2Round 7EMI84♠♥A+1+11
+4.7Round 2ASHE283♠♦A-1+10
+4.7Round 3POST PANDA24♠♣Q=+0
+4.3Round 2ASHE154♣♣2=+0
+4.2Round 6SV BRIDGE CLUB153NT♣6=+0
+4.2Round 8HOBRA173NT♠J-1+10
+4.0Round 8HOBRA233NT♠Q-1+6
+3.6Round 4CHINA 2153NT♣7-1+11
+3.3Round 3POST PANDA144♥♦A-1+8
+2.8Round 2ASHE233♦♥Q+1+10
+2.7Round 8HOBRA154♠♠K=+1
+2.6Round 7EMI52♥♥J-1+4
+1.9Round 6SV BRIDGE CLUB243♦♠3-2+0
+1.8Round 7EMI133NT♦5+1+0
+1.5Round 6SV BRIDGE CLUB262♠♦5-1+5
+1.4Round 7EMI12♥♣Q+1+1
+1.3Round 3POST PANDA103NT♦J+1+0
+1.3Round 7EMI73♣♣T-1+6
+1.2Round 6SV BRIDGE CLUB273♠♥J+1+2
+1.1Round 7EMI34♥♠5+1+0
+0.9Round 7EMI144♥♦T=+1
+0.8Round 2ASHE212NT♣K-2+0
+0.8Round 6SV BRIDGE CLUB173NT♣T+2+0
+0.7Round 4CHINA 2173NT♥Q+3-11
+0.6Round 8HOBRA222♠♣K+2-6
+0.4Round 7EMI114♠♣Q+1+0
+0.3Round 2ASHE164♥♦4+1+0
+0.3Round 3POST PANDA63NT♣T+1+0
+0.3Round 3POST PANDA92♥♠6+2-8
+0.3Round 3POST PANDA134♣♥A-1+1
+0.2Round 2ASHE224♠♥T=-3
-0.0Round 8HOBRA242NT♣2=+1
-0.3Round 2ASHE254♥♣2-1+2
-0.4Round 3POST PANDA123NT♦2+2-14
-0.5Round 2ASHE264♠♥2+1+0
-0.5Round 8HOBRA252♥♦Q-1+2
-0.6Round 4CHINA 2163NT♦Q+2+0
-0.7Round 4CHINA 2252♦♠T-1-5
-0.8Round 7EMI64♥♠A=+0
-0.9Round 3POST PANDA83NT♥6+1+0
-1.1Round 4CHINA 2243♣♠7+2-1
-1.1Round 8HOBRA283♥♣9-2-11
-1.3Round 4CHINA 2213NT♠8=-2
-1.5Round 8HOBRA262NT♥6=-6
-1.6Round 2ASHE175♥x♦A-1+0
-1.6Round 8HOBRA164♠♣A+1+0
-1.7Round 7EMI41NT♥A+1+0
-1.8Round 6SV BRIDGE CLUB181NT♠7-1-6
-2.1Round 2ASHE195♦♣A=+0
-2.3Round 6SV BRIDGE CLUB285♣♠Q-1-6
-2.6Round 3POST PANDA113♣♦Q=+0
-2.8Round 8HOBRA184♥x♦2-1-3
-3.0Round 4CHINA 2263♣♦3-1-5
-3.3Round 2ASHE184♠♣7=+0
-3.5Round 7EMI23♦♥K=-5
-3.9Round 4CHINA 2286♣♣3+1+11
-4.1Round 4CHINA 2226♣♥Q-2+0
-4.3Round 8HOBRA194♠♥K-1-6
-4.6Round 2ASHE244♠♥Q+2-1
-5.0Round 4CHINA 2233NT♠7=-10
-5.1Round 3POST PANDA75♣♥A-1-6
-5.3Round 8HOBRA202NT♥J-2-7
-5.7Round 6SV BRIDGE CLUB214♠♥6=-7
-5.8Round 7EMI94♣♦J-2-11
-5.9Round 6SV BRIDGE CLUB165♣♥A=-13
-6.1Round 3POST PANDA34♠♦K-2-7
-6.5Round 7EMI124♠♥2-1-14
-6.7Round 4CHINA 2186♥♥3=+0
-10.0Round 2ASHE276♠♥3-1-10
-13.9Round 3POST PANDA46♦♥J=+0