🇵🇱 DABROWSKI Maciej · POLAND

115rank
-92.1Butler · 208 bds
-0.44per board
±4.3swing
-0.78vs par /bd · #123/138
-0.50adjusted /bd
Butler per round: 25.1 5.1 -24.3 -2 -20.5 4.1 -14.2 -3.4 -11.7 -23 11.7 -3.5 -35.5by round

vs par split: bidding -0.34 · play -0.44

Strength of schedule: opponents averaged -0.06/bd (an easy draw) → opponent-adjusted -0.50/bd

Card play — on target: opening leads 81.0% #69 of 138 · declarer play 79.2% #40 of 138 · defence 80.0% #129 of 138

Card play by contract type — on target
vs NTvs a suit
Opening leads75.0% (20)83.7% (43)
Declarer play64.7% (17)87.1% (31)
Defence77.1% (35)81.3% (75)

Opening leads by suit led: ♠ 64.7% (17) · ♥ 85.0% (20) · ♦ 87.5% (16) · ♣ 90.0% (10)

vs par by strain: NT -0.57 (67) · a suit -0.88 (141)

vs par by level: part-score -0.09 (76) · game -0.55 (121) · slam -8.09 (11)

By role: declaring -0.27/bd (-2.58 vs par · 98) · defending -0.60/bd (+0.83 vs par · 110)

By vulnerability: vulnerable -0.63/bd (-1.14 vs par · 104) · not vulnerable -0.26/bd (-0.41 vs par · 104)

By round↑ top

RoundPartnerOpponentsRoomBdsButlerAvgvs par
Round 1G.BrewiakM.Ben Abdallah – N.LandaClosed16+25.1+1.57+0.69
Round 2G.BrewiakJ.Thompson – N.RechtmanOpen16+5.1+0.32-0.25
Round 4G.BrewiakW.Burrows – C.MiaoOpen16-24.3-1.52-2.25
Round 5G.BrewiakJ.Henneberg – M.HennebergOpen16-2.0-0.12+1.12
Round 8G.BrewiakN.Sebti – A.TaziClosed16-20.5-1.28-0.62
Round 9G.BrewiakV.Carcassonne-Labaere – A.LabaereClosed16+4.1+0.26-1.44
Round 10G.BrewiakP.Gruenke – M.EggelingClosed16-14.2-0.89-1.00
Round 12G.BrewiakZ.Toh – J.KhoClosed16-3.4-0.21-1.31
Round 13G.BrewiakD.Bernal – J.BarreraOpen16-11.7-0.73-2.00
Round 15G.BrewiakG.Manara – D.AttanasioClosed16-23.0-1.44-0.50
Round 16G.BrewiakR.Mihai – G.MihaiClosed16+11.7+0.73+2.25
Round 19G.BrewiakJ.Millens – S.HuangClosed16-3.5-0.22-1.31
Round 20G.BrewiakC.Pellegrini – S.RoccaOpen16-35.5-2.22-3.50

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
+11.4Round 1🇹🇳 TUNISIA54♠♦K=+11
+10.4Round 19🇺🇸 USA1123NT♠3=+0
+9.3Round 20🇦🇷 ARGENTINA73NT♠2-3+14
+9.1Round 12🇸🇬 SINGAPORE304♠x♥9-3+9
+8.9Round 1🇹🇳 TUNISIA75♦♣A-2+9
+8.4Round 1🇹🇳 TUNISIA143NT♠6-1+5
+8.1Round 9🇧🇪 BELGIUM24♠♦4-1+12
+6.8Round 4🇳🇿 NEW ZEALAND254♠♦A-1+10
+6.7Round 1🇹🇳 TUNISIA65♣♥10=+7
+6.6Round 20🇦🇷 ARGENTINA145♣♥A=+0
+6.4Round 2🇧🇧 BARBADOS173♠♣K=+7
+6.4Round 4🇳🇿 NEW ZEALAND314♥♣4-2+8
+5.7Round 1🇹🇳 TUNISIA31NT♦6+1+1
+5.7Round 16🇷🇴 ROMANIA263NT♦A-1+6
+5.4Round 4🇳🇿 NEW ZEALAND262♣♦3+1+11
+5.4Round 8🇲🇦 MOROCCO323NT♥9-1+12
+5.2Round 9🇧🇪 BELGIUM123♥♦4-1-5
+5.0Round 5🇩🇰 DENMARK143♠♠2+1+14
+5.0Round 10🇩🇪 GERMANY272♠♥4+1+10
+5.0Round 16🇷🇴 ROMANIA224♠♣2=+0
+4.8Round 10🇩🇪 GERMANY263NT♠6-1+6
+4.7Round 9🇧🇪 BELGIUM133NT♥K=-1
+4.7Round 16🇷🇴 ROMANIA252♥♠2-1+6
+4.4Round 5🇩🇰 DENMARK33NT♥Q+2+13
+4.4Round 12🇸🇬 SINGAPORE244♥♠9-1+5
+4.3Round 10🇩🇪 GERMANY186♣♠10=-2
+4.0Round 2🇧🇧 BARBADOS231NT♦2=-2
+4.0Round 16🇷🇴 ROMANIA183♠♥6-2+6
+4.0Round 19🇺🇸 USA126♣♦9=+0
+3.8Round 4🇳🇿 NEW ZEALAND286♦♣5=-2
+3.7Round 10🇩🇪 GERMANY312♥♦4=+6
+3.7Round 19🇺🇸 USA152♠♣6-2-1
+3.6Round 8🇲🇦 MOROCCO265♦♠2+1-3
+3.6Round 19🇺🇸 USA174♠♥A+2+13
+3.4Round 4🇳🇿 NEW ZEALAND293NT♣3-1-6
+3.1Round 10🇩🇪 GERMANY284♠♣K-1+5
+3.1Round 12🇸🇬 SINGAPORE205♣♦A=-1
+3.1Round 12🇸🇬 SINGAPORE262♠♥K=+0
+3.0Round 15🇮🇹 ITALY44♥♠10-1+12
+3.0Round 15🇮🇹 ITALY84♠♥8-1+5
+3.0Round 20🇦🇷 ARGENTINA111NT♦5-2-1
+2.9Round 13🇨🇴 COLOMBIA65♣x♥8-1+2
+2.8Round 13🇨🇴 COLOMBIA163NT♠8+2+2
+2.6Round 2🇧🇧 BARBADOS324♠♦7+1+0
+2.5Round 1🇹🇳 TUNISIA13NT♠8=+0
+2.5Round 8🇲🇦 MOROCCO311NT♠2+2+2
+2.5Round 16🇷🇴 ROMANIA232♠♦Q+1+12
+2.4Round 13🇨🇴 COLOMBIA52♦♥Q+1+6
+2.3Round 8🇲🇦 MOROCCO206NT♦5=+0
+2.2Round 9🇧🇪 BELGIUM63♣♥6=+0
+2.2Round 12🇸🇬 SINGAPORE233♠♥8+1-10
+2.1Round 1🇹🇳 TUNISIA132♦♥A-2+7
+2.1Round 2🇧🇧 BARBADOS293NT♦3+1+0
+2.0Round 8🇲🇦 MOROCCO182♠♥2-1+4
+2.0Round 8🇲🇦 MOROCCO244♠♣Q=+0
+1.9Round 12🇸🇬 SINGAPORE223NT♣6-1+5
+1.9Round 15🇮🇹 ITALY124♣♦J+1-1
+1.7Round 9🇧🇪 BELGIUM56♥♠2+1-11
+1.6Round 16🇷🇴 ROMANIA313NT♥8+3+1
+1.5Round 5🇩🇰 DENMARK134♣♦A=+0
+1.5Round 12🇸🇬 SINGAPORE214♠♥4+1+0
+1.5Round 15🇮🇹 ITALY33NT♣6-2+8
+1.4Round 9🇧🇪 BELGIUM33♠♦10-2-3
+1.4Round 10🇩🇪 GERMANY173NT♥J+2+1
+1.4Round 16🇷🇴 ROMANIA192♦♥6+1+1
+1.3Round 2🇧🇧 BARBADOS201♥♣3+2+0
+1.3Round 2🇧🇧 BARBADOS303♥♦2+1-1
+1.3Round 5🇩🇰 DENMARK54♠♣10+1+0
+1.3Round 5🇩🇰 DENMARK83♥♠4-1+3
+1.3Round 13🇨🇴 COLOMBIA145♥♠Q=-10
+1.2Round 2🇧🇧 BARBADOS254♥♦K+1+0
+1.1Round 9🇧🇪 BELGIUM144♥♠9-1+5
+1.1Round 20🇦🇷 ARGENTINA43NT♠8+2+13
+1.0Round 5🇩🇰 DENMARK64♠♦2+2-11
+1.0Round 8🇲🇦 MOROCCO191NT♠Q+1+1
+1.0Round 13🇨🇴 COLOMBIA92♦♠K+1+5
+0.9Round 2🇧🇧 BARBADOS214♠♣K=+13
+0.7Round 13🇨🇴 COLOMBIA83NT♠10+2-14
+0.7Round 15🇮🇹 ITALY93♦♥K=+5
+0.7Round 19🇺🇸 USA184♠♣5+1+0
+0.6Round 16🇷🇴 ROMANIA173NT♠6+4+9
+0.5Round 2🇧🇧 BARBADOS193NT♠Q=+1
+0.4Round 12🇸🇬 SINGAPORE273NT♦7=+0
+0.3Round 16🇷🇴 ROMANIA272♦♥8=+0
+0.2Round 16🇷🇴 ROMANIA205♥♦K=+0
+0.2Round 20🇦🇷 ARGENTINA94♠♣A=+0
+0.1Round 2🇧🇧 BARBADOS313NT♠8+1-1
+0.1Round 4🇳🇿 NEW ZEALAND244NT♦A+1+0
+0.1Round 13🇨🇴 COLOMBIA112♠♥8-1+2
-0.0Round 1🇹🇳 TUNISIA103NT♣2+1+0
-0.0Round 1🇹🇳 TUNISIA122♥♦K-2+1
-0.0Round 10🇩🇪 GERMANY234♥♦J=+3
+0.0Round 19🇺🇸 USA164♠♦A+1+0
-0.1Round 12🇸🇬 SINGAPORE174♠♥J=-1
-0.1Round 13🇨🇴 COLOMBIA132♦♥4-1+1
-0.1Round 15🇮🇹 ITALY24♠♦3+1+0
-0.2Round 1🇹🇳 TUNISIA22♠♥3+2-6
-0.2Round 1🇹🇳 TUNISIA152♠♥5-1+2
-0.2Round 5🇩🇰 DENMARK114♠♣K-1+5
-0.2Round 8🇲🇦 MOROCCO214♠x♥K-1+6
-0.2Round 8🇲🇦 MOROCCO271NT♣4-2+1
-0.2Round 10🇩🇪 GERMANY222♠♥Q=+0
-0.4Round 5🇩🇰 DENMARK15♥♦A=+11
-0.4Round 13🇨🇴 COLOMBIA12NT♠10+1-4
-0.4Round 15🇮🇹 ITALY152♥♣10-2+0
-0.4Round 19🇺🇸 USA1153♥♦A=+0
-0.5Round 5🇩🇰 DENMARK164♠x♣4-2+11
-0.5Round 9🇧🇪 BELGIUM163NT♠3=+1
-0.5Round 15🇮🇹 ITALY12♦♣4+1+0
-0.5Round 15🇮🇹 ITALY163♥♥4-1+3
-0.6Round 1🇹🇳 TUNISIA163NT♥4+1-12
-0.6Round 5🇩🇰 DENMARK94♠♥7+1+0
-0.6Round 9🇧🇪 BELGIUM101♥♠A=+1
-0.6Round 19🇺🇸 USA1115♠♠2-1-2
-0.6Round 20🇦🇷 ARGENTINA14♥♦Q+1-8
-0.7Round 2🇧🇧 BARBADOS224♥♣K=+0
-0.7Round 2🇧🇧 BARBADOS245♦♠J=+1
-0.7Round 4🇳🇿 NEW ZEALAND182♥♦10=+0
-0.7Round 4🇳🇿 NEW ZEALAND233NT♠Q-1+6
-0.7Round 8🇲🇦 MOROCCO222♣♥J+2+0
-0.7Round 13🇨🇴 COLOMBIA23♥♠2-2-11
-0.7Round 19🇺🇸 USA1104♠♦K=-1
-0.8Round 5🇩🇰 DENMARK74♥♣10+1+0
-0.8Round 10🇩🇪 GERMANY251NT♥J=+0
-0.8Round 10🇩🇪 GERMANY323♠♥K=+7
-0.8Round 12🇸🇬 SINGAPORE253♦♥Q=+0
-0.9Round 5🇩🇰 DENMARK153NT♦5+2-12
-0.9Round 13🇨🇴 COLOMBIA103NT♥5=+0
-0.9Round 16🇷🇴 ROMANIA324♠♦A+1-4
-1.0Round 4🇳🇿 NEW ZEALAND212♠♦5-2-5
-1.0Round 4🇳🇿 NEW ZEALAND272♠♥10-1-2
-1.0Round 13🇨🇴 COLOMBIA43NT♠2=+0
-1.0Round 16🇷🇴 ROMANIA242♠♥4+1+0
-1.1Round 15🇮🇹 ITALY113NT♠6-1-5
-1.1Round 19🇺🇸 USA142NT♠3+1+7
-1.3Round 2🇧🇧 BARBADOS261NT♦2-1+0
-1.3Round 9🇧🇪 BELGIUM73♣♥4=+0
-1.3Round 13🇨🇴 COLOMBIA123NT♥5+2-1
-1.4Round 10🇩🇪 GERMANY191NT♦K+2+0
-1.4Round 12🇸🇬 SINGAPORE194♠♥K+1-1
-1.4Round 12🇸🇬 SINGAPORE312♠♣3+2-6
-1.5Round 19🇺🇸 USA194♥♦4=+0
-1.5Round 20🇦🇷 ARGENTINA23NT♠3+2+0
-1.7Round 1🇹🇳 TUNISIA42NT♠K=+0
-1.9Round 15🇮🇹 ITALY142♠♣10=+1
-1.9Round 19🇺🇸 USA1145♥♠Q=-4
-2.0Round 9🇧🇪 BELGIUM113NT♠7+2+0
-2.0Round 20🇦🇷 ARGENTINA133NT♠Q+2-1
-2.1Round 5🇩🇰 DENMARK23NT♠8-3-9
-2.2Round 5🇩🇰 DENMARK123NT♣6=+0
-2.2Round 9🇧🇪 BELGIUM91NT♠7+3-2
-2.2Round 16🇷🇴 ROMANIA283♥♦4=+0
-2.4Round 12🇸🇬 SINGAPORE183NT♠K-2+0
-2.6Round 5🇩🇰 DENMARK104♥♦J=+0
-2.7Round 2🇧🇧 BARBADOS182NT♣4-1-5
-2.7Round 9🇧🇪 BELGIUM153♥♣2+1-6
-2.7Round 20🇦🇷 ARGENTINA61♥♣8=-5
-2.9Round 8🇲🇦 MOROCCO253♥♦2-1+2
-2.9Round 13🇨🇴 COLOMBIA33NT♥5+3+13
-2.9Round 16🇷🇴 ROMANIA212♠♥8+2-1
-3.3Round 9🇧🇪 BELGIUM14♠x♠3-1-5
-3.3Round 16🇷🇴 ROMANIA304♥♠9+3+10
-3.4Round 15🇮🇹 ITALY63NT♠3=+2
-3.5Round 8🇲🇦 MOROCCO233NT♦2=+1
-3.6Round 9🇧🇪 BELGIUM45♦♣A-1-6
-3.6Round 20🇦🇷 ARGENTINA125♦♣A-1-7
-3.7Round 4🇳🇿 NEW ZEALAND224♦♠7-2-2
-3.7Round 19🇺🇸 USA1165♣♥A=-7
-3.8Round 15🇮🇹 ITALY53NT♠Q+3-1
-3.9Round 1🇹🇳 TUNISIA114♥♠2=+0
-4.0Round 10🇩🇪 GERMANY304♠♥6+2-11
-4.0Round 16🇷🇴 ROMANIA293NT♥6=-10
-4.1Round 9🇧🇪 BELGIUM84♠♣A=-3
-4.3Round 10🇩🇪 GERMANY244♥♠5-1-4
-4.4Round 1🇹🇳 TUNISIA92NT♠4=+0
-4.4Round 19🇺🇸 USA133NT♠7-2-11
-4.5Round 10🇩🇪 GERMANY204♥♠3+1-13
-4.7Round 15🇮🇹 ITALY103♥♣K=-10
-4.8Round 2🇧🇧 BARBADOS284♠♥A=-13
-4.9Round 19🇺🇸 USA114♥♦Q-2-8
-5.1Round 2🇧🇧 BARBADOS272♦x♥A+1-4
-5.2Round 8🇲🇦 MOROCCO293NT♥5-1-6
-5.6Round 13🇨🇴 COLOMBIA74♠♥4-1-12
-5.8Round 12🇸🇬 SINGAPORE283NT♦7+1-10
-6.1Round 20🇦🇷 ARGENTINA106♣♥K-1-12
-6.2Round 5🇩🇰 DENMARK41NT♣9-2-7
-6.6Round 20🇦🇷 ARGENTINA84♥♠9=-8
-6.6Round 20🇦🇷 ARGENTINA162♠♣J-3-10
-6.7Round 19🇺🇸 USA1132♥♠2-4-7
-7.1Round 8🇲🇦 MOROCCO284♥♦A=-7
-7.2Round 4🇳🇿 NEW ZEALAND203NT♣2=-10
-7.4Round 20🇦🇷 ARGENTINA155♣x♥4-2-5
-7.7Round 12🇸🇬 SINGAPORE294♠x♣A-1-7
-7.8Round 15🇮🇹 ITALY73NT♦5-1-12
-8.0Round 4🇳🇿 NEW ZEALAND191♥♦5+4-10
-8.1Round 4🇳🇿 NEW ZEALAND306♠♣6-1-11
-8.8Round 20🇦🇷 ARGENTINA55♥x♠6-2-12
-8.9Round 10🇩🇪 GERMANY213NT♠8=-11
-8.9Round 15🇮🇹 ITALY133NT♥Q-1-15
-9.5Round 12🇸🇬 SINGAPORE324♠x♠A=-4
-9.6Round 1🇹🇳 TUNISIA84♥♣9+3-14
-9.7Round 8🇲🇦 MOROCCO176♣♦2-1-13
-9.8Round 8🇲🇦 MOROCCO304♠x♥A=-10
-9.8Round 20🇦🇷 ARGENTINA36♥♣3-3-14
-9.9Round 4🇳🇿 NEW ZEALAND174♠♥K+1-8
-9.9Round 4🇳🇿 NEW ZEALAND322♠x♥J-1-15
-10.0Round 13🇨🇴 COLOMBIA156♦x♥K=-11
-11.6Round 10🇩🇪 GERMANY296♣♦3-1-13