🇵🇱 KAZMIERCZAK Wojciech · POLAND

4rank
+241.1Butler · 224 bds
+1.08per board
±4.5swing
+0.14vs par /bd · #61/116
+0.91adjusted /bd
Butler per round: 26.8 -3.2 8.7 40.3 18.4 17.8 -15.6 35 -2.9 49.4 12.1 24.3 12.5 -18.6 33 3.1by round

vs par split: bidding -0.13 · play +0.27

Strength of schedule: opponents averaged -0.17/bd (an easy draw) → opponent-adjusted +0.91/bd

Card play — on target: opening leads 77.8% #69 of 116 · declarer play 71.2% #72 of 116 · defence 89.0% #19 of 116

Card play by contract type — on target
vs NTvs a suit
Opening leads58.3% (12)84.8% (33)
Declarer play72.7% (22)70.7% (58)
Defence83.3% (24)91.0% (67)

Opening leads by suit led: ♠ 63.6% (11) · ♥ 90.0% (10) · ♦ 82.4% (17) · ♣ 71.4% (7)

vs par by strain: NT +0.48 (63) · a suit +0.01 (161)

vs par by level: part-score +0.13 (85) · game +0.23 (129) · slam -0.90 (10)

By role: declaring +0.99/bd (-1.52 vs par · 133) · defending +1.20/bd (+2.56 vs par · 91)

By vulnerability: vulnerable +0.64/bd (-0.88 vs par · 112) · not vulnerable +1.52/bd (+1.15 vs par · 112)

By round↑ top

RoundPartnerOpponentsRoomBdsButlerAvgvs par
Round 3K.NowakM.Henbest – A.EdgttonOpen14+26.8+1.91+3.07
Round 4K.NowakP.Haw – R.ChanOpen14-3.2-0.23-0.86
Round 5K.NowakO.Rimstedt – M.RimstedtClosed14+8.7+0.62+0.71
Round 6K.NowakG.Herman – J.KayeOpen14+40.3+2.88-1.14
Round 7K.NowakF.Nordmann – V.OttoClosed14+18.4+1.31+2.00
Round 9K.NowakA.Calmanovici – R.SauClosed14+17.8+1.27+0.93
Round 10K.NowakB.Szirmay-Kalos – C.KonkolyOpen14-15.6-1.11-3.57
Round 12K.NowakR.Yamada – K.KobayashiClosed14+35.0+2.50+2.00
Round 13K.NowakA.Khandelwal – A.RobertsOpen14-2.9-0.21-2.64
Round 15K.NowakO.Shaheen – M.ShoumanClosed14+49.4+3.53+2.14
Round 16K.NowakJ.Etchepareborda – S.RuedaClosed14+12.1+0.86+1.36
Round 17K.NowakF.Charignon – C.LaloubeyreClosed14+24.3+1.74-0.29
Round 18K.NowakX.Feng – V.LamoureuxOpen14+12.5+0.89-1.57
Round 19K.NowakK.Rosenberg – B.KristensenClosed14-18.6-1.33-0.71
Round 20K.NowakR.Westerbeek – C.WesterbeekOpen14+33.0+2.36+0.36
Round 21K.NowakM.Myllaeri – V.FagerlundClosed14+3.1+0.22+0.43

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
+13.0Round 16🇦🇷 ARGENTINA183♣x♣8=+13
+12.8Round 15🇪🇬 EGYPT136♠♥9-1+17
+12.0Round 17🇫🇷 FRANCE125♥♠K-1+12
+11.8Round 6🇺🇸 USA2194NT♠5+3+12
+11.6Round 12🇯🇵 JAPAN161♠xx♥K-2+13
+11.5Round 10🇭🇺 HUNGARY234♠x♥A=+12
+10.4Round 3🇦🇺 AUSTRALIA74♦♥8-1+7
+10.2Round 17🇫🇷 FRANCE15♦♣K-1+11
+10.0Round 15🇪🇬 EGYPT23NT♣6+2+4
+9.3Round 15🇪🇬 EGYPT94♠♦3=+7
+9.2Round 18🇨🇦 CANADA214♦♦2+1+11
+9.0Round 6🇺🇸 USA2244♠x♥K-3+8
+9.0Round 9🇮🇹 ITALY144♠x♥A=+10
+8.7Round 5🇸🇪 SWEDEN54♠♥A=+3
+8.7Round 20🇳🇱 NETHERLANDS266♠♥K=+0
+8.6Round 7🇩🇪 GERMANY93♦♠A=+12
+8.5Round 9🇮🇹 ITALY113NTx♠A-3+12
+8.1Round 5🇸🇪 SWEDEN133♣♦Q-1+12
+8.1Round 21🇫🇮 FINLAND63NT♣7+1+7
+7.5Round 18🇨🇦 CANADA204♠♥K=+1
+7.4Round 3🇦🇺 AUSTRALIA113NT♥8=+6
+7.3Round 12🇯🇵 JAPAN183NT♥5=+10
+7.3Round 12🇯🇵 JAPAN235♣x♠3-1+12
+7.0Round 13🏴󠁧󠁢󠁥󠁮󠁧󠁿 ENGLAND136♥♠2=+0
+6.9Round 15🇪🇬 EGYPT44♠♦9+1+1
+6.6Round 6🇺🇸 USA2152♠♦A-1+10
+6.5Round 16🇦🇷 ARGENTINA194♥♥4-1+12
+6.2Round 3🇦🇺 AUSTRALIA83NT♦4-1+10
+6.0Round 13🏴󠁧󠁢󠁥󠁮󠁧󠁿 ENGLAND65♣♥9-2+8
+5.9Round 15🇪🇬 EGYPT75♦♥A+2+4
+5.8Round 15🇪🇬 EGYPT143♥♦8+1+7
+5.5Round 13🏴󠁧󠁢󠁥󠁮󠁧󠁿 ENGLAND75♥♣K=-13
+5.5Round 15🇪🇬 EGYPT66NT♣3-2+13
+5.4Round 16🇦🇷 ARGENTINA153♦♠K=+11
+5.2Round 20🇳🇱 NETHERLANDS171NTx♥3-2+5
+5.1Round 7🇩🇪 GERMANY105♠x♥K+1+11
+5.1Round 18🇨🇦 CANADA163♥♠6-3+2
+5.0Round 4🇸🇬 SINGAPORE234♥♦3-1+6
+5.0Round 6🇺🇸 USA2186♦♥K=+0
+5.0Round 21🇫🇮 FINLAND34♠♥4+1+1
+4.9Round 3🇦🇺 AUSTRALIA123NT♠A=+7
+4.8Round 13🏴󠁧󠁢󠁥󠁮󠁧󠁿 ENGLAND114♥♠2=+8
+4.8Round 19🇺🇸 USA1142♥♥4+1+1
+4.7Round 9🇮🇹 ITALY34♠x♠5-1+2
+4.6Round 3🇦🇺 AUSTRALIA13♦♠Q+3+13
+4.5Round 12🇯🇵 JAPAN194♥♦9+1+2
+4.5Round 12🇯🇵 JAPAN243NT♥Q-4+3
+4.4Round 10🇭🇺 HUNGARY173NT♠K-3+6
+4.3Round 6🇺🇸 USA2213NT♠5+1+0
+4.0Round 4🇸🇬 SINGAPORE151♦x♥K-1-2
+3.9Round 3🇦🇺 AUSTRALIA34♥♦6=+0
+3.9Round 7🇩🇪 GERMANY134♠♠Q=+0
+3.9Round 21🇫🇮 FINLAND113♣♦K=+5
+3.7Round 9🇮🇹 ITALY24♥♦K=+8
+3.7Round 20🇳🇱 NETHERLANDS223NT♣Q=-1
+3.6Round 5🇸🇪 SWEDEN42♥♠7-1+0
+3.6Round 19🇺🇸 USA1133♦♣K+1-1
+3.5Round 12🇯🇵 JAPAN174♥♦9=+3
+3.5Round 21🇫🇮 FINLAND84♥♥Q-1+5
+3.4Round 4🇸🇬 SINGAPORE203♥♣7=+0
+3.4Round 17🇫🇷 FRANCE114♠♣K=-1
+3.3Round 5🇸🇪 SWEDEN63♣♣8+1+6
+3.2Round 18🇨🇦 CANADA264♠♣J-2+8
+3.1Round 6🇺🇸 USA2163NT♠2+3-11
+3.1Round 18🇨🇦 CANADA274♣♠10=+1
+3.1Round 20🇳🇱 NETHERLANDS275♦x♦7-3+2
+3.0Round 20🇳🇱 NETHERLANDS243♦♠J+3+13
+2.9Round 17🇫🇷 FRANCE53♠♣7+1+1
+2.7Round 6🇺🇸 USA2252♠♥A+1+0
+2.6Round 17🇫🇷 FRANCE73♦♣K+1+0
+2.5Round 17🇫🇷 FRANCE23NT♥2+3+1
+2.5Round 19🇺🇸 USA181NT♦3-1+4
+2.4Round 6🇺🇸 USA2202♥♠2-3-8
+2.3Round 7🇩🇪 GERMANY53NT♠3+2+1
+2.2Round 7🇩🇪 GERMANY13NT♦J+1+0
+2.2Round 21🇫🇮 FINLAND54♥♣K=+8
+2.1Round 3🇦🇺 AUSTRALIA91NT♥2+1+6
+2.1Round 20🇳🇱 NETHERLANDS183♦♠6+1+0
+2.0Round 16🇦🇷 ARGENTINA243NT♦2=+0
+2.0Round 18🇨🇦 CANADA234♠♦A=+0
+2.0Round 20🇳🇱 NETHERLANDS155♣x♥K-1-6
+2.0Round 20🇳🇱 NETHERLANDS193NT♠4+1+1
+1.9Round 4🇸🇬 SINGAPORE173NT♣5=-2
+1.9Round 5🇸🇪 SWEDEN12♠♥10=+1
+1.9Round 7🇩🇪 GERMANY73♥♣A-3+4
+1.9Round 9🇮🇹 ITALY74♠♥7+1+1
+1.9Round 19🇺🇸 USA115♦♦9=+3
+1.8Round 15🇪🇬 EGYPT13♠♦4+1+6
+1.8Round 20🇳🇱 NETHERLANDS214♥♣A=-11
+1.8Round 20🇳🇱 NETHERLANDS232♠♣5-1-5
+1.7Round 3🇦🇺 AUSTRALIA144♠+1+0
+1.7Round 16🇦🇷 ARGENTINA263NT♥K+1+0
+1.7Round 20🇳🇱 NETHERLANDS252♣♦A-1+4
+1.7Round 21🇫🇮 FINLAND44♠♦Q+1+1
+1.5Round 4🇸🇬 SINGAPORE283NT♦6=-1
+1.5Round 9🇮🇹 ITALY62♥♦7-1+11
+1.5Round 19🇺🇸 USA162♠♦2-1-2
+1.4Round 9🇮🇹 ITALY12♠♦9-1+3
+1.4Round 9🇮🇹 ITALY105♣♠A=-13
+1.4Round 16🇦🇷 ARGENTINA254♠♦3+2+13
+1.4Round 19🇺🇸 USA1113♣♠K=+0
+1.3Round 5🇸🇪 SWEDEN91NT♥6-2+3
+1.3Round 9🇮🇹 ITALY44♠♦Q+1+0
+1.3Round 19🇺🇸 USA143♣♦A-2-9
+1.2Round 7🇩🇪 GERMANY85♣♥A=+0
+1.2Round 12🇯🇵 JAPAN222NT♠3-1+6
+1.2Round 12🇯🇵 JAPAN274♥♦5+2+1
+1.2Round 13🏴󠁧󠁢󠁥󠁮󠁧󠁿 ENGLAND144♥x♠8-1+6
+1.2Round 18🇨🇦 CANADA152♠♠J+1+0
+1.0Round 4🇸🇬 SINGAPORE253♣♠K+1+0
+1.0Round 5🇸🇪 SWEDEN33NT♣2=+2
+1.0Round 10🇭🇺 HUNGARY224♠♦A+1+0
+1.0Round 12🇯🇵 JAPAN153NT♥3+2+11
+1.0Round 17🇫🇷 FRANCE141NT♥4=+0
+0.9Round 10🇭🇺 HUNGARY262♣♠J-1-11
+0.9Round 18🇨🇦 CANADA282♦♦4+1-7
+0.8Round 6🇺🇸 USA2263♠♦A+2-7
+0.8Round 9🇮🇹 ITALY84♥♦K=+0
+0.8Round 12🇯🇵 JAPAN212♥♦4=+0
+0.8Round 15🇪🇬 EGYPT83NT♦2+2+0
+0.8Round 15🇪🇬 EGYPT114♥♣9+2-11
+0.8Round 20🇳🇱 NETHERLANDS204♠♥2-1+6
+0.7Round 4🇸🇬 SINGAPORE185♦♥Q=-13
+0.7Round 5🇸🇪 SWEDEN104♥♥A=+0
+0.7Round 6🇺🇸 USA2223NT♣6+1-1
+0.7Round 13🏴󠁧󠁢󠁥󠁮󠁧󠁿 ENGLAND23♥♥10+1-8
+0.6Round 7🇩🇪 GERMANY124♠♥4+1+0
+0.6Round 12🇯🇵 JAPAN264♥♣K=+0
+0.5Round 12🇯🇵 JAPAN256♣♠5=-12
+0.5Round 17🇫🇷 FRANCE134♥♠9=-3
+0.4Round 4🇸🇬 SINGAPORE244♥♥3+1+0
+0.4Round 17🇫🇷 FRANCE63NT♠7=-1
+0.4Round 21🇫🇮 FINLAND13NT♠J=-1
+0.4Round 21🇫🇮 FINLAND143NT♥6+1+1
+0.3Round 3🇦🇺 AUSTRALIA43♣♥K-2+2
+0.3Round 6🇺🇸 USA2173NT♠3=-11
+0.3Round 7🇩🇪 GERMANY64♠♣Q+1+0
+0.2Round 7🇩🇪 GERMANY43♥♦8=+0
+0.1Round 18🇨🇦 CANADA194♥♠K=+0
+0.0Round 10🇭🇺 HUNGARY202♠♣Q=-6
-0.1Round 16🇦🇷 ARGENTINA173NT♠4=-1
-0.2Round 10🇭🇺 HUNGARY194♠♣A=+1
-0.2Round 15🇪🇬 EGYPT54♥♦6=+1
-0.2Round 16🇦🇷 ARGENTINA204♥♠9=+0
-0.3Round 21🇫🇮 FINLAND103NT♠10-1-6
-0.4Round 13🏴󠁧󠁢󠁥󠁮󠁧󠁿 ENGLAND33NT♦2+2+0
-0.4Round 13🏴󠁧󠁢󠁥󠁮󠁧󠁿 ENGLAND54♠♣6=+0
-0.5Round 5🇸🇪 SWEDEN21NT♠10=-1
-0.7Round 13🏴󠁧󠁢󠁥󠁮󠁧󠁿 ENGLAND92♠♥K=-7
-0.7Round 17🇫🇷 FRANCE44♥♦3+1+0
-0.8Round 9🇮🇹 ITALY123NT♠A+1-1
-0.9Round 3🇦🇺 AUSTRALIA22NT♦A-1+1
-0.9Round 20🇳🇱 NETHERLANDS283NT♣4+2+0
-1.0Round 3🇦🇺 AUSTRALIA132♥♦8+1+0
-1.0Round 16🇦🇷 ARGENTINA273NT♥K=+0
-1.1Round 7🇩🇪 GERMANY31NT♥A-2+0
-1.1Round 19🇺🇸 USA1122♥♣K=+0
-1.2Round 4🇸🇬 SINGAPORE274NT♠4+2+11
-1.2Round 5🇸🇪 SWEDEN73NT♠6=+1
-1.2Round 21🇫🇮 FINLAND23♦♥5-1-2
-1.3Round 10🇭🇺 HUNGARY273♥♠A-1+2
-1.3Round 16🇦🇷 ARGENTINA223NT♠3-1-10
-1.4Round 10🇭🇺 HUNGARY254♠♠5-1-5
-1.4Round 17🇫🇷 FRANCE102♦♠9+2+0
-1.5Round 13🏴󠁧󠁢󠁥󠁮󠁧󠁿 ENGLAND82NT♥K+1-1
-1.5Round 21🇫🇮 FINLAND125♣♠A=-2
-1.7Round 3🇦🇺 AUSTRALIA61♥♦5+1+0
-1.9Round 7🇩🇪 GERMANY25♣♠K=+0
-1.9Round 7🇩🇪 GERMANY143NT♣A+1+0
-1.9Round 9🇮🇹 ITALY51NT♠8+1+0
-1.9Round 16🇦🇷 ARGENTINA211NT♥4-2-2
-1.9Round 19🇺🇸 USA174♠x♦4-1-8
-1.9Round 21🇫🇮 FINLAND92♠♦A=-1
-2.0Round 3🇦🇺 AUSTRALIA102♠♦4=+0
-2.0Round 6🇺🇸 USA2233♠♣K-1-5
-2.0Round 6🇺🇸 USA2284♥♦5=+0
-2.0Round 20🇳🇱 NETHERLANDS162♣x♠A-3-3
-2.1Round 10🇭🇺 HUNGARY152♦x♣10-1-2
-2.1Round 13🏴󠁧󠁢󠁥󠁮󠁧󠁿 ENGLAND101NT♣6=-2
-2.1Round 17🇫🇷 FRANCE33♦♠K+1-10
-2.1Round 18🇨🇦 CANADA185♦♠2=-15
-2.2Round 4🇸🇬 SINGAPORE214♥♣K=+1
-2.2Round 17🇫🇷 FRANCE83NT♥2-2-5
-2.4Round 6🇺🇸 USA2274♠♥6=-3
-2.5Round 9🇮🇹 ITALY93♠♠10-1-5
-2.5Round 13🏴󠁧󠁢󠁥󠁮󠁧󠁿 ENGLAND13♠♥K-2-5
-2.5Round 15🇪🇬 EGYPT123NT♥Q+1+0
-2.8Round 16🇦🇷 ARGENTINA284♠♦9=+1
-3.0Round 7🇩🇪 GERMANY112♠♦8-3+0
-3.1Round 5🇸🇪 SWEDEN84♣♥A-1-4
-3.1Round 10🇭🇺 HUNGARY284♥♠2=+0
-3.1Round 19🇺🇸 USA1106♠♦6+1+13
-3.2Round 19🇺🇸 USA193NT♣5+1-1
-3.3Round 10🇭🇺 HUNGARY163♠♥Q+1-6
-3.3Round 15🇪🇬 EGYPT104♠♥K-1-12
-3.3Round 18🇨🇦 CANADA244♥♠A+1+0
-3.4Round 4🇸🇬 SINGAPORE193NT♠K+2-2
-3.6Round 10🇭🇺 HUNGARY216♠♥6+1-13
-3.7Round 12🇯🇵 JAPAN281NTx♥6-3-9
-3.8Round 4🇸🇬 SINGAPORE165♦x♥J-1-11
-3.9Round 4🇸🇬 SINGAPORE264♦x♠7-2+4
-4.2Round 15🇪🇬 EGYPT35♣♠3-3-7
-4.3Round 18🇨🇦 CANADA222♥♦8+2-10
-4.6Round 16🇦🇷 ARGENTINA233♦x♣J-1-7
-4.8Round 5🇸🇪 SWEDEN144♠♥J+1-4
-4.8Round 17🇫🇷 FRANCE92♥♥3-2-9
-5.0Round 18🇨🇦 CANADA253NT♠5-1-9
-5.1Round 5🇸🇪 SWEDEN122♦♦5-3-4
-5.1Round 18🇨🇦 CANADA174♥♣8-1-4
-5.2Round 5🇸🇪 SWEDEN114♥♦2-2-5
-5.3Round 12🇯🇵 JAPAN203NT♠3-1-12
-6.0Round 16🇦🇷 ARGENTINA164♥♣4-3-11
-6.6Round 4🇸🇬 SINGAPORE224♠♥A=-3
-6.7Round 21🇫🇮 FINLAND134♠♦A=+0
-6.8Round 19🇺🇸 USA154♥♦K-2+0
-8.8Round 10🇭🇺 HUNGARY245♥♠2-2-11
-9.1Round 3🇦🇺 AUSTRALIA51NTx♣4-2-9
-9.4Round 13🏴󠁧󠁢󠁥󠁮󠁧󠁿 ENGLAND123NTx♠7-2-14
-9.6Round 10🇭🇺 HUNGARY186♠♣9-2-17
-9.6Round 19🇺🇸 USA123NT♠Q+1+0
-9.9Round 19🇺🇸 USA132♥x♥2+1-10
-10.5Round 21🇫🇮 FINLAND77♣♦6=-10
-11.1Round 13🏴󠁧󠁢󠁥󠁮󠁧󠁿 ENGLAND42♠x♥6-2-9
-11.2Round 9🇮🇹 ITALY134♠x♠7=-15