🇬🇵 KEMPCZYNSKI Alain · GUADELOUPE

87rank
-57.5Butler · 224 bds
-0.26per board
±3.9swing
-0.32vs par /bd · #93/126
-0.47adjusted /bd
Butler per round: 4.9 -6.6 -3.8 13.2 -13.7 -10.8 12.7 -11.3 -0.9 20.9 16.6 -48.1 -19.4 -11.2by round

vs par split: bidding -0.32 · play +0.00

Strength of schedule: opponents averaged -0.22/bd (an easy draw) → opponent-adjusted -0.47/bd

Card play — on target: opening leads 81.5% #83 of 126 · declarer play 63.8% #123 of 126 · defence 90.1% #36 of 126

Card play by contract type — on target
vs NTvs a suit
Opening leads73.7% (19)84.8% (46)
Declarer play54.5% (11)66.7% (36)
Defence96.7% (30)87.9% (91)

Opening leads by suit led: ♠ 71.4% (21) · ♥ 82.4% (17) · ♦ 80.0% (15) · ♣ 100.0% (12)

vs par by strain: NT -1.37 (54) · a suit +0.02 (170)

vs par by level: part-score -0.48 (91) · game -0.70 (122) · slam +5.27 (11)

By role: declaring -0.33/bd (-2.85 vs par · 103) · defending -0.19/bd (+1.83 vs par · 121)

By vulnerability: vulnerable -0.18/bd (-0.79 vs par · 112) · not vulnerable -0.34/bd (+0.15 vs par · 112)

By round↑ top

RoundPartnerOpponentsRoomBdsButlerAvgvs par
Round 1P.MathieuM.Nonoo – I.SyedOpen16+4.9+0.31+0.50
Round 2P.MathieuC.Ho – A.ChaoOpen16-6.6-0.41+0.75
Round 4P.MathieuS.De Wijs – B.MullerClosed16-3.8-0.24-0.31
Round 5P.MathieuG.Alujas – P.RavennaClosed16+13.2+0.82-2.69
Round 7P.MathieuK.Dwyer – K.BathurstOpen16-13.7-0.86-1.75
Round 8P.MathieuG.Tislevoll – M.WareClosed16-10.8-0.68-1.50
Round 10P.MathieuS.Noshy – A.SamirClosed16+12.7+0.79+2.75
Round 11P.MathieuD.Gold – T.ForresterOpen16-11.3-0.71-2.00
Round 13P.MathieuK.Venkataraman – S.ChokshiClosed16-0.9-0.06+0.75
Round 15P.MathieuM.Ino – T.TeramotoOpen16+20.9+1.31+2.38
Round 16P.MathieuN.Eber – C.BosenbergOpen16+16.6+1.04+0.19
Round 17P.MathieuR.Lian – H.ShiOpen16-48.1-3.01-1.94
Round 20P.MathieuF.Karwur – J.GeorgeOpen16-19.4-1.21-1.19
Round 21P.MathieuG.Bilski – T.BrownClosed16-11.2-0.70-0.38

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
+13.1Round 1🇧🇭 BAHRAIN82♦x♥5-4+14
+10.1Round 7🇺🇸 USA153NT♠7-2+13
+9.9Round 10🇪🇬 EGYPT213NT♥6-1+15
+8.8Round 1🇧🇭 BAHRAIN113NT♥5=+6
+8.7Round 15🇯🇵 JAPAN104♠♦3+2+13
+8.2Round 1🇧🇭 BAHRAIN74♥♣K=+10
+8.0Round 5🇦🇷 ARGENTINA152♦x♠3+2+10
+7.1Round 8🇳🇿 NEW ZEALAND184♥♦6-2+13
+6.9Round 2🇹🇼 CHINESE TAIPEI317♣♥6-1+17
+6.9Round 7🇺🇸 USA174♠♠3+2+13
+6.9Round 11🏴󠁧󠁢󠁥󠁮󠁧󠁿 ENGLAND72♠♣3-3+10
+6.5Round 16🇿🇦 SOUTH AFRICA313♠x♠Q-2+3
+6.2Round 15🇯🇵 JAPAN125♣x♥K=+13
+6.2Round 21🇦🇺 AUSTRALIA24♠x♦A=+9
+5.8Round 16🇿🇦 SOUTH AFRICA321NT♣2-1+5
+5.7Round 16🇿🇦 SOUTH AFRICA284♥♠Q-3+4
+5.5Round 15🇯🇵 JAPAN83♦♠5+1+7
+5.0Round 20🇮🇩 INDONESIA175♦♠A=-1
+4.9Round 5🇦🇷 ARGENTINA14♠♣K+2-11
+4.9Round 20🇮🇩 INDONESIA185♣♥A-1+12
+4.8Round 13🇮🇳 INDIA123♥♠A=+6
+4.5Round 10🇪🇬 EGYPT184♠♦K-1+12
+4.3Round 21🇦🇺 AUSTRALIA105♣♠A=-2
+4.2Round 16🇿🇦 SOUTH AFRICA193NT♥Q=-1
+4.1Round 4🇳🇱 NETHERLANDS274♠♦2+1+0
+4.1Round 16🇿🇦 SOUTH AFRICA243♦x♦4-1+5
+4.0Round 5🇦🇷 ARGENTINA76♥♣3+1+1
+4.0Round 8🇳🇿 NEW ZEALAND223♠♥K=+8
+3.9Round 5🇦🇷 ARGENTINA124♥♠Q+1-13
+3.6Round 17🇨🇳 CHINA133NT♦2=+0
+3.5Round 4🇳🇱 NETHERLANDS203♥♠3-1+6
+3.5Round 11🏴󠁧󠁢󠁥󠁮󠁧󠁿 ENGLAND27♥♥3=+0
+3.4Round 20🇮🇩 INDONESIA322♥♥8-2+5
+3.4Round 21🇦🇺 AUSTRALIA124♠♦A=+1
+3.3Round 13🇮🇳 INDIA32♠♦A+1+0
+3.2Round 13🇮🇳 INDIA144♠♦A+2+11
+3.2Round 15🇯🇵 JAPAN62NT♥J-1-1
+3.0Round 7🇺🇸 USA144♥♠3=+0
+3.0Round 16🇿🇦 SOUTH AFRICA184♥♣7=+0
+2.9Round 2🇹🇼 CHINESE TAIPEI225♠♦A+2+17
+2.8Round 4🇳🇱 NETHERLANDS214♠♣4-1+6
+2.8Round 21🇦🇺 AUSTRALIA44♥♠9=+0
+2.7Round 20🇮🇩 INDONESIA272♠♠Q+1-7
+2.6Round 10🇪🇬 EGYPT224♠♥K-2+11
+2.6Round 10🇪🇬 EGYPT232♠♥A-2+9
+2.4Round 7🇺🇸 USA114♠♦8+2+11
+2.1Round 13🇮🇳 INDIA86♥♦4=+11
+2.0Round 1🇧🇭 BAHRAIN94♥♦5-1+5
+2.0Round 5🇦🇷 ARGENTINA32NT♦Q=+1
+2.0Round 5🇦🇷 ARGENTINA43NT♦2+1+12
+2.0Round 10🇪🇬 EGYPT253♥♦5=+0
+2.0Round 10🇪🇬 EGYPT301NT♥7=+0
+2.0Round 11🏴󠁧󠁢󠁥󠁮󠁧󠁿 ENGLAND32♠♦K=+0
+1.9Round 5🇦🇷 ARGENTINA103NT♣3=-1
+1.9Round 13🇮🇳 INDIA62♠♦7=+0
+1.8Round 8🇳🇿 NEW ZEALAND293♠♣J-2+3
+1.8Round 21🇦🇺 AUSTRALIA33♠♣5-2-1
+1.7Round 11🏴󠁧󠁢󠁥󠁮󠁧󠁿 ENGLAND133♠♥A=+8
+1.7Round 15🇯🇵 JAPAN94♠♣J=-1
+1.7Round 16🇿🇦 SOUTH AFRICA202♥♣K-1+1
+1.6Round 13🇮🇳 INDIA164♥♦3=+8
+1.5Round 13🇮🇳 INDIA43♠♦7-1-1
+1.5Round 15🇯🇵 JAPAN14♥♠A-1-3
+1.5Round 15🇯🇵 JAPAN142♥♣7=+5
+1.4Round 1🇧🇭 BAHRAIN152♥♦Q+1+1
+1.4Round 16🇿🇦 SOUTH AFRICA263NT♠5-1+6
+1.4Round 17🇨🇳 CHINA22NT♥7+1+6
+1.4Round 20🇮🇩 INDONESIA293NT♠4+1+1
+1.3Round 15🇯🇵 JAPAN33♣♦A=+7
+1.2Round 5🇦🇷 ARGENTINA145♦x♣6-2-5
+1.2Round 7🇺🇸 USA1153♠♥3=-7
+1.2Round 11🏴󠁧󠁢󠁥󠁮󠁧󠁿 ENGLAND103♣♦A+2-10
+1.2Round 17🇨🇳 CHINA124♠♥K=+1
+1.1Round 4🇳🇱 NETHERLANDS303NT♠6-1+10
+1.0Round 8🇳🇿 NEW ZEALAND264♠♣5+2-13
+1.0Round 15🇯🇵 JAPAN73NT♥4+1+0
+0.9Round 2🇹🇼 CHINESE TAIPEI324♠♦A+1+0
+0.8Round 2🇹🇼 CHINESE TAIPEI193♦♥6+2+8
+0.8Round 8🇳🇿 NEW ZEALAND274♠♥A+2-11
+0.8Round 11🏴󠁧󠁢󠁥󠁮󠁧󠁿 ENGLAND14♠♥9=+1
+0.8Round 11🏴󠁧󠁢󠁥󠁮󠁧󠁿 ENGLAND54♥♠2=+0
+0.8Round 20🇮🇩 INDONESIA264♥♣6+1+0
+0.7Round 1🇧🇭 BAHRAIN13♣♠5-2+0
+0.7Round 5🇦🇷 ARGENTINA83♥♣J=+1
+0.7Round 11🏴󠁧󠁢󠁥󠁮󠁧󠁿 ENGLAND113♦♠3-1+3
+0.7Round 15🇯🇵 JAPAN162♠♣A+1+0
+0.6Round 1🇧🇭 BAHRAIN25♥♠A-1-1
+0.6Round 16🇿🇦 SOUTH AFRICA213NT♠6=+2
+0.5Round 10🇪🇬 EGYPT243♠♦4-1-2
+0.4Round 2🇹🇼 CHINESE TAIPEI281NT♦4=-1
+0.4Round 4🇳🇱 NETHERLANDS244♠♣4+2-11
+0.4Round 8🇳🇿 NEW ZEALAND173♥♣A-1+4
+0.4Round 16🇿🇦 SOUTH AFRICA303NT♣9=+1
+0.2Round 4🇳🇱 NETHERLANDS324♥♣K+1-1
+0.2Round 10🇪🇬 EGYPT263♠♦A+1+1
+0.2Round 15🇯🇵 JAPAN44♠♣8+1+4
+0.2Round 16🇿🇦 SOUTH AFRICA231NT♠2=-1
+0.1Round 8🇳🇿 NEW ZEALAND313♣♠J-2+1
+0.1Round 13🇮🇳 INDIA154♠♣A-1+6
+0.1Round 21🇦🇺 AUSTRALIA164♥♠A+1+10
-0.0Round 1🇧🇭 BAHRAIN35♠♦A=+0
+0.0Round 2🇹🇼 CHINESE TAIPEI252♠♥10+2+1
-0.0Round 5🇦🇷 ARGENTINA113NT♠8=+0
-0.0Round 10🇪🇬 EGYPT294♥♣4+1+0
-0.0Round 15🇯🇵 JAPAN134♥♦5+1+0
+0.0Round 20🇮🇩 INDONESIA313NT♠6+1+0
-0.1Round 2🇹🇼 CHINESE TAIPEI183NT♥6+1-1
-0.1Round 4🇳🇱 NETHERLANDS251NT♠10-2-1
-0.1Round 8🇳🇿 NEW ZEALAND284♠♦2+1+0
-0.1Round 11🏴󠁧󠁢󠁥󠁮󠁧󠁿 ENGLAND62♠♠8-2-1
-0.1Round 11🏴󠁧󠁢󠁥󠁮󠁧󠁿 ENGLAND144♥♦J+1-14
-0.1Round 21🇦🇺 AUSTRALIA154♥♠A=-1
-0.2Round 10🇪🇬 EGYPT202♣♥K=+1
-0.2Round 10🇪🇬 EGYPT324NT♠4=+1
-0.2Round 16🇿🇦 SOUTH AFRICA252♣♠J+1+0
-0.3Round 4🇳🇱 NETHERLANDS264♠♥A=+1
-0.3Round 8🇳🇿 NEW ZEALAND213♦♣A+1+1
-0.3Round 16🇿🇦 SOUTH AFRICA292♠♥6-1-1
-0.4Round 2🇹🇼 CHINESE TAIPEI174♥♦6=+0
-0.4Round 7🇺🇸 USA1143♥♠3-1-5
-0.5Round 10🇪🇬 EGYPT313NT♥J+2+0
-0.5Round 21🇦🇺 AUSTRALIA63♦♣5=+1
-0.6Round 13🇮🇳 INDIA73NT♦8+2+0
-0.6Round 20🇮🇩 INDONESIA304♠♣10=+0
-0.7Round 2🇹🇼 CHINESE TAIPEI264♥♠J+1+0
-0.7Round 7🇺🇸 USA133NT♥4+2-13
-0.7Round 10🇪🇬 EGYPT286♦♣Q+1+13
-0.7Round 20🇮🇩 INDONESIA241NT♥2+1+0
-0.7Round 21🇦🇺 AUSTRALIA84♥♣9+1+0
-0.8Round 2🇹🇼 CHINESE TAIPEI302♠♠Q+1-7
-0.8Round 4🇳🇱 NETHERLANDS293♣♥A-1+1
-0.8Round 11🏴󠁧󠁢󠁥󠁮󠁧󠁿 ENGLAND93NT♦6+2+0
-0.9Round 2🇹🇼 CHINESE TAIPEI234♠♥2-1-9
-0.9Round 2🇹🇼 CHINESE TAIPEI274♥♠7+1+0
-0.9Round 4🇳🇱 NETHERLANDS222♠♥8-1-2
-0.9Round 5🇦🇷 ARGENTINA54♥♦J+1-6
-0.9Round 13🇮🇳 INDIA23NT♠3+2-1
-1.0Round 1🇧🇭 BAHRAIN56♥♥K+1+13
-1.0Round 13🇮🇳 INDIA114♥♠A+2-11
-1.0Round 21🇦🇺 AUSTRALIA51♠♥Q+3+10
-1.1Round 4🇳🇱 NETHERLANDS312NT♥Q-2+0
-1.1Round 5🇦🇷 ARGENTINA63♠♥10-1-5
-1.1Round 15🇯🇵 JAPAN53NT♦J-2-6
-1.1Round 17🇨🇳 CHINA165♦♦4=+0
-1.1Round 21🇦🇺 AUSTRALIA93NT♠5+2+0
-1.1Round 21🇦🇺 AUSTRALIA133NT♠5=+1
-1.2Round 17🇨🇳 CHINA71NT♠3=-5
-1.3Round 2🇹🇼 CHINESE TAIPEI293♥♠5=-10
-1.3Round 4🇳🇱 NETHERLANDS174♦♠A-1-4
-1.3Round 10🇪🇬 EGYPT174♣♠A+1-6
-1.3Round 15🇯🇵 JAPAN24♠x♣10-2+0
-1.3Round 17🇨🇳 CHINA66♦♣2=+2
-1.4Round 4🇳🇱 NETHERLANDS232NT♣6-2-8
-1.4Round 13🇮🇳 INDIA104♠♥A+1-4
-1.4Round 20🇮🇩 INDONESIA221♠♠2+3-1
-1.4Round 21🇦🇺 AUSTRALIA71NT♥3+1-1
-1.5Round 16🇿🇦 SOUTH AFRICA274♠♣K=-3
-1.6Round 8🇳🇿 NEW ZEALAND254♠♦3+1+0
-1.6Round 11🏴󠁧󠁢󠁥󠁮󠁧󠁿 ENGLAND82NT♥2+1+6
-1.6Round 17🇨🇳 CHINA54♠♥J+2-1
-1.7Round 5🇦🇷 ARGENTINA24♥♠4+1+0
-1.7Round 7🇺🇸 USA1113♠♦A-2+1
-1.8Round 7🇺🇸 USA1124♥♦2+1+0
-1.8Round 20🇮🇩 INDONESIA233♠♦Q-1+1
-2.0Round 7🇺🇸 USA1102♠♠4+1-1
-2.0Round 7🇺🇸 USA1133NT♦3+2-12
-2.0Round 8🇳🇿 NEW ZEALAND303NT♥2=+0
-2.1Round 1🇧🇭 BAHRAIN165♥♣9-1+3
-2.2Round 8🇳🇿 NEW ZEALAND321NT♠4=-11
-2.2Round 13🇮🇳 INDIA134♠♣3-1+1
-2.3Round 17🇨🇳 CHINA32NT♦2-2-6
-2.4Round 1🇧🇭 BAHRAIN143♠♥5-3+6
-2.4Round 15🇯🇵 JAPAN154♠♠6=+0
-2.6Round 1🇧🇭 BAHRAIN63NT♣5=-16
-2.7Round 17🇨🇳 CHINA145♥x♦3-2+4
-2.9Round 8🇳🇿 NEW ZEALAND233NT♠6+1-11
-3.0Round 5🇦🇷 ARGENTINA133♣♠A+2-10
-3.0Round 8🇳🇿 NEW ZEALAND203♥♣2-1+1
-3.2Round 4🇳🇱 NETHERLANDS184♣♥K+1-2
-3.2Round 17🇨🇳 CHINA154♠♥A=+0
-3.3Round 4🇳🇱 NETHERLANDS281♠♣J+4-2
-3.5Round 4🇳🇱 NETHERLANDS196♣♠K=+2
-3.5Round 20🇮🇩 INDONESIA191♠♥6+1-5
-3.7Round 5🇦🇷 ARGENTINA163NT♠2-2-11
-3.9Round 17🇨🇳 CHINA113♦♥Q=+0
-3.9Round 20🇮🇩 INDONESIA254♥♦9=+0
-4.0Round 2🇹🇼 CHINESE TAIPEI204♠♣10+1+0
-4.2Round 2🇹🇼 CHINESE TAIPEI213♥♣J-2-3
-4.2Round 7🇺🇸 USA162♠♣J-1-5
-4.2Round 10🇪🇬 EGYPT193NT♣Q-1-6
-4.2Round 13🇮🇳 INDIA14♥♣J=+0
-4.4Round 1🇧🇭 BAHRAIN42♠x♣10-1-2
-4.4Round 1🇧🇭 BAHRAIN104♦x♠A-1-9
-4.4Round 11🏴󠁧󠁢󠁥󠁮󠁧󠁿 ENGLAND162♠♣9-1-5
-4.5Round 1🇧🇭 BAHRAIN134♠♦J-2-9
-4.5Round 10🇪🇬 EGYPT273NT♥7-2-5
-4.5Round 11🏴󠁧󠁢󠁥󠁮󠁧󠁿 ENGLAND42♥♦8-1-6
-4.5Round 13🇮🇳 INDIA94♠x♥5-1-8
-4.6Round 11🏴󠁧󠁢󠁥󠁮󠁧󠁿 ENGLAND153NT♦10-3-11
-4.6Round 13🇮🇳 INDIA54♠♥A-2-6
-4.6Round 17🇨🇳 CHINA83♥♣K+1-1
-5.0Round 5🇦🇷 ARGENTINA93♣♦A=-6
-5.1Round 7🇺🇸 USA126♦♥K=+0
-5.2Round 2🇹🇼 CHINESE TAIPEI246♥♦K=+0
-5.2Round 17🇨🇳 CHINA43♥♠3+2-10
-5.6Round 7🇺🇸 USA185♠x♥K-3-9
-5.8Round 15🇯🇵 JAPAN114♥♣K=+0
-5.9Round 8🇳🇿 NEW ZEALAND243NT♦K=+0
-6.0Round 16🇿🇦 SOUTH AFRICA223♣x♥A-1-8
-6.0Round 21🇦🇺 AUSTRALIA142♥♠9=-9
-6.4Round 21🇦🇺 AUSTRALIA12♥♠K-1-10
-6.8Round 7🇺🇸 USA194♥♣7=-7
-7.0Round 7🇺🇸 USA1163NT♣J-4-7
-7.3Round 17🇨🇳 CHINA93NT♦A=+0
-8.0Round 8🇳🇿 NEW ZEALAND194♠x♦K-2-9
-8.0Round 20🇮🇩 INDONESIA203NT♦Q-1-12
-8.3Round 20🇮🇩 INDONESIA286♥♣A=-1
-8.5Round 1🇧🇭 BAHRAIN125♠♣7=-13
-9.0Round 16🇿🇦 SOUTH AFRICA175♠♣9-1-10
-9.4Round 20🇮🇩 INDONESIA213NT♠J+1-11
-9.6Round 17🇨🇳 CHINA14♥♠3-1-11
-10.3Round 17🇨🇳 CHINA104♠♣3=-10
-11.5Round 21🇦🇺 AUSTRALIA115♠♥7-1-14
-12.8Round 11🏴󠁧󠁢󠁥󠁮󠁧󠁿 ENGLAND122♠x♦J=-13