🇹🇼 CHOU Ching-Chieh · CHINESE TAIPEI

111rank
-53.4Butler · 182 bds
-0.29per board
±4.0swing
-0.54vs par /bd · #111/139
-0.37adjusted /bd
Butler per round: -4.5 -17.3 3.1 -38.2 3.3 9.1 -20.6 26.1 -26.4 11.4 1.6 3 -4by round

vs par split: bidding -0.60 · play +0.06

Strength of schedule: opponents averaged -0.08/bd (an easy draw) → opponent-adjusted -0.37/bd

Card play — on target: opening leads 80.6% #65 of 139 · declarer play 78.4% #52 of 139 · defence 83.1% #114 of 139

Bidding activity — not a pass: 47.7% #13 of 139 (238/499)

Card play by contract type — on target
vs NTvs a suit
Opening leads71.4% (7)82.8% (29)
Declarer play75.0% (8)79.1% (43)
Defence84.2% (19)82.8% (58)

Opening leads by suit led: ♠ 57.1% (7) · ♥ 87.5% (8) · ♦ 80.0% (15) · ♣ 100.0% (6)

vs par by strain: NT -0.47 (40) · a suit -0.56 (142)

vs par by level: part-score -0.73 (63) · game -0.25 (105) · slam -1.93 (14)

By role: declaring -0.37/bd (-2.23 vs par · 105) · defending -0.19/bd (+1.75 vs par · 77)

By vulnerability: vulnerable -0.46/bd (-0.09 vs par · 91) · not vulnerable -0.13/bd (-1.00 vs par · 91)

By round↑ top

RoundPartnerOpponentsRoomBdsButlerAvgvs par
Round 1E.HuangJ.Smith – F.PollackClosed14-4.5-0.32-1.64
Round 4E.HuangO.Rimstedt – M.RimstedtClosed14-17.3-1.24-1.50
Round 5E.HuangR.Tewari – S.MukherjeeOpen14+3.1+0.22-2.57
Round 7E.HuangM.Villas-Boas – M.TomaClosed14-38.2-2.73-3.71
Round 9E.HuangM.Mayer – B.MaceClosed14+3.3+0.24-1.93
Round 12E.HuangS.Kang – S.RohOpen14+9.1+0.65+0.07
Round 13E.HuangK.Konow – M.AskgaardOpen14-20.6-1.47-3.00
Round 15E.HuangM.Nowosadzki – P.ZimmermannOpen14+26.1+1.86+3.07
Round 16E.HuangC.Gower – A.AptekerClosed14-26.4-1.89+0.00
Round 17E.HuangS.Tommasini – B.NortonOpen14+11.4+0.81+1.21
Round 20E.HuangL.Milne – J.CouttsOpen14+1.6+0.11+2.14
Round 22E.HuangD.Gerin – C.GarnierOpen14+3.0+0.21+0.64
Round 23E.HuangM.Rahman – M.IspahaniOpen14-4.0-0.29+0.14

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
+12.7Round 15🇨🇭 SWITZERLAND64♥♥7=+11
+12.0Round 17🏴󠁧󠁢󠁥󠁮󠁧󠁿 ENGLAND94♥♠2-2+14
+11.3Round 4🇸🇪 SWEDEN194♠♣3=+10
+10.6Round 23🇧🇩 BANGLADESH16♣♦J-1+14
+9.6Round 5🇮🇳 INDIA26♦♣3=-2
+9.2Round 15🇨🇭 SWITZERLAND55♥♦Q-1+12
+6.9Round 9🇳🇿 NEW ZEALAND15♥x♠7-1+11
+6.7Round 22🇬🇵 GUADELOUPE264♥♦K=+3
+6.7Round 23🇧🇩 BANGLADESH126♠♥4-3+17
+6.0Round 20🇦🇺 AUSTRALIA222♥♠3+4+6
+5.7Round 5🇮🇳 INDIA115♣♦Q=+0
+5.7Round 20🇦🇺 AUSTRALIA183NT♠A=+5
+4.7Round 22🇬🇵 GUADELOUPE174♥♣K+1+1
+4.6Round 1🇨🇦 CANADA62♥♠J=+0
+4.4Round 15🇨🇭 SWITZERLAND24♠♦K-1+12
+4.4Round 15🇨🇭 SWITZERLAND133NT♣T-3+10
+4.0Round 9🇳🇿 NEW ZEALAND124♠♦T+1+1
+4.0Round 12🇰🇷 KOREA151♠♦Q-1+5
+4.0Round 17🏴󠁧󠁢󠁥󠁮󠁧󠁿 ENGLAND52♠♥5+1+0
+4.0Round 20🇦🇺 AUSTRALIA164♥♠6-2+5
+3.9Round 1🇨🇦 CANADA43♥♠Q-2+2
+3.8Round 12🇰🇷 KOREA247♥♣K=+0
+3.8Round 20🇦🇺 AUSTRALIA272♠♦9=+8
+3.3Round 5🇮🇳 INDIA42♠♦7-1+5
+3.2Round 16🇿🇦 SOUTH AFRICA243NT♥K-2+6
+3.0Round 9🇳🇿 NEW ZEALAND113NT♦6+2+0
+3.0Round 22🇬🇵 GUADELOUPE232♠♥6+3+2
+2.9Round 15🇨🇭 SWITZERLAND83NT♦7-1+5
+2.7Round 9🇳🇿 NEW ZEALAND41♠♣5=+5
+2.5Round 1🇨🇦 CANADA23NT♥J=+0
+2.5Round 23🇧🇩 BANGLADESH115♥♣3+1+8
+2.4Round 17🏴󠁧󠁢󠁥󠁮󠁧󠁿 ENGLAND61NT♦3+2+6
+2.4Round 22🇬🇵 GUADELOUPE241NT♦8+2+6
+2.3Round 7🇧🇷 BRAZIL133♠♣6=+8
+2.3Round 9🇳🇿 NEW ZEALAND64♠♥Q=+0
+2.3Round 12🇰🇷 KOREA194♠♥A=+3
+2.2Round 17🏴󠁧󠁢󠁥󠁮󠁧󠁿 ENGLAND71NT♠2-1+1
+2.1Round 23🇧🇩 BANGLADESH142♥♦Q+2-6
+2.0Round 16🇿🇦 SOUTH AFRICA213♣♠5=-1
+1.9Round 5🇮🇳 INDIA54♥♥3+1+0
+1.9Round 12🇰🇷 KOREA164♠♠2+1+0
+1.9Round 20🇦🇺 AUSTRALIA244♥♠2=+0
+1.8Round 12🇰🇷 KOREA185♦♦2+2+1
+1.8Round 17🏴󠁧󠁢󠁥󠁮󠁧󠁿 ENGLAND81♠♦A+1+1
+1.7Round 9🇳🇿 NEW ZEALAND144♦♣4+1-7
+1.5Round 5🇮🇳 INDIA126♥♠K+1-11
+1.5Round 9🇳🇿 NEW ZEALAND105♦x♣A-1+0
+1.5Round 15🇨🇭 SWITZERLAND93NT♣4-1-6
+1.4Round 5🇮🇳 INDIA64♠♣7+1+1
+1.4Round 12🇰🇷 KOREA274♥♥7+2-11
+1.3Round 9🇳🇿 NEW ZEALAND134♥♠8+1+0
+1.3Round 16🇿🇦 SOUTH AFRICA194♠♣K+1+14
+1.3Round 17🏴󠁧󠁢󠁥󠁮󠁧󠁿 ENGLAND43♦♠T=+0
+1.3Round 22🇬🇵 GUADELOUPE272♠♣K+3+6
+1.3Round 23🇧🇩 BANGLADESH61NT♣5=+5
+1.2Round 4🇸🇪 SWEDEN154♥♠4=+11
+1.2Round 17🏴󠁧󠁢󠁥󠁮󠁧󠁿 ENGLAND14♥♣3=+0
+1.2Round 20🇦🇺 AUSTRALIA153♥♠Q=+1
+1.1Round 12🇰🇷 KOREA285♦♦2-2-6
+1.0Round 16🇿🇦 SOUTH AFRICA263NT♠6=+10
+1.0Round 17🏴󠁧󠁢󠁥󠁮󠁧󠁿 ENGLAND101NT♣6+1+0
+0.9Round 1🇨🇦 CANADA132NT♣3-1-1
+0.9Round 4🇸🇪 SWEDEN273♥♦Q-2-5
+0.9Round 13🇩🇰 DENMARK44♥♣T+1+0
+0.8Round 13🇩🇰 DENMARK56♠♣A=+0
+0.6Round 13🇩🇰 DENMARK23NT♦6+1+0
+0.6Round 13🇩🇰 DENMARK84♥♠Q+1+1
+0.6Round 15🇨🇭 SWITZERLAND14♥♦J=-1
+0.6Round 15🇨🇭 SWITZERLAND144♥♣A=+1
+0.6Round 22🇬🇵 GUADELOUPE154♥♦3+1+0
+0.5Round 7🇧🇷 BRAZIL71NT♦2+2+1
+0.5Round 13🇩🇰 DENMARK104♠x♥A-2+0
+0.5Round 20🇦🇺 AUSTRALIA233NT♥7+1-1
+0.4Round 12🇰🇷 KOREA204♠♥A+1+13
+0.4Round 17🏴󠁧󠁢󠁥󠁮󠁧󠁿 ENGLAND131NT♦7=+1
+0.4Round 20🇦🇺 AUSTRALIA193♣♥A-2-1
+0.4Round 20🇦🇺 AUSTRALIA282♦♣A-1+2
+0.3Round 1🇨🇦 CANADA115♦♠7=-1
+0.3Round 22🇬🇵 GUADELOUPE194♣♥5-2+0
+0.2Round 13🇩🇰 DENMARK73NT♠3+2+0
+0.2Round 15🇨🇭 SWITZERLAND43♣♦A-1+0
+0.2Round 23🇧🇩 BANGLADESH84♥♦Q+1+0
+0.1Round 4🇸🇪 SWEDEN163NT♥7=+0
+0.1Round 5🇮🇳 INDIA132♦♥Q+1+0
+0.0Round 1🇨🇦 CANADA55♠♦A=+0
-0.0Round 1🇨🇦 CANADA94♥♦K+2+11
-0.0Round 1🇨🇦 CANADA144♥♠A=+0
+0.0Round 4🇸🇪 SWEDEN173NT♥5+1+1
-0.0Round 12🇰🇷 KOREA174♠♥Q+1+0
-0.0Round 13🇩🇰 DENMARK63♥♦A+1+1
-0.0Round 15🇨🇭 SWITZERLAND126♠♦K=+0
+0.0Round 17🏴󠁧󠁢󠁥󠁮󠁧󠁿 ENGLAND125♦♠T-1+5
-0.0Round 20🇦🇺 AUSTRALIA264♠♥3+1+0
-0.1Round 7🇧🇷 BRAZIL63♦♦J=-1
-0.2Round 7🇧🇷 BRAZIL34NT♦5+1+0
-0.2Round 9🇳🇿 NEW ZEALAND83♥♣A=-1
-0.2Round 15🇨🇭 SWITZERLAND105♠♦2=+0
-0.2Round 16🇿🇦 SOUTH AFRICA284♠x♥A-2+5
-0.2Round 23🇧🇩 BANGLADESH44♥♥2+1+0
-0.3Round 1🇨🇦 CANADA104♥♠9=+0
-0.3Round 7🇧🇷 BRAZIL114♠x♥K-1-5
-0.3Round 12🇰🇷 KOREA224♠♦6+1+0
-0.3Round 12🇰🇷 KOREA253NT♥5+2+0
-0.3Round 23🇧🇩 BANGLADESH33NT♠4+1+0
-0.4Round 12🇰🇷 KOREA232♥♦T+2+1
-0.4Round 13🇩🇰 DENMARK94♠♦T-2-11
-0.4Round 15🇨🇭 SWITZERLAND73♥♥6+2+9
-0.4Round 23🇧🇩 BANGLADESH71NT♥3=+0
-0.5Round 4🇸🇪 SWEDEN234♠♣5+1+13
-0.5Round 5🇮🇳 INDIA104♠♦4=+0
-0.5Round 9🇳🇿 NEW ZEALAND54♥♥9+2-11
-0.5Round 22🇬🇵 GUADELOUPE214♠♣3+1+0
-0.6Round 1🇨🇦 CANADA35♦♠A+1-10
-0.6Round 20🇦🇺 AUSTRALIA173NT♠4+3+11
-0.7Round 16🇿🇦 SOUTH AFRICA184♥♠T-2-6
-0.8Round 1🇨🇦 CANADA83NT♥2+1+0
-0.8Round 4🇸🇪 SWEDEN242♠♦J+1+0
-0.8Round 5🇮🇳 INDIA15♥♣A-1+2
-0.8Round 5🇮🇳 INDIA71NT♦7+2-1
-0.8Round 5🇮🇳 INDIA94♥♦K=+0
-0.9Round 4🇸🇪 SWEDEN223♦♠A-1-5
-0.9Round 9🇳🇿 NEW ZEALAND25♣♠7-1+5
-0.9Round 13🇩🇰 DENMARK124♥♦7=-3
-1.0Round 5🇮🇳 INDIA146♥♥4+1-11
-1.0Round 7🇧🇷 BRAZIL12♠♦J+2-2
-1.0Round 22🇬🇵 GUADELOUPE254♥♦K=+1
-1.2Round 4🇸🇪 SWEDEN203♠♣A-1+0
-1.4Round 17🏴󠁧󠁢󠁥󠁮󠁧󠁿 ENGLAND33NT♣Q=+0
-1.8Round 16🇿🇦 SOUTH AFRICA163♣♦K=+0
-1.8Round 22🇬🇵 GUADELOUPE165♣♥K-1-12
-1.9Round 1🇨🇦 CANADA72♠♦A+3-10
-1.9Round 13🇩🇰 DENMARK134♦x♣2-1+14
-2.0Round 17🏴󠁧󠁢󠁥󠁮󠁧󠁿 ENGLAND112♥♥3+1+0
-2.1Round 22🇬🇵 GUADELOUPE284♥♣T-2+1
-2.2Round 7🇧🇷 BRAZIL53NT♠J+1-1
-2.2Round 16🇿🇦 SOUTH AFRICA173♥♦2+1-6
-2.4Round 7🇧🇷 BRAZIL93♠♠A-2-9
-2.4Round 22🇬🇵 GUADELOUPE203♣♦J=-6
-2.8Round 16🇿🇦 SOUTH AFRICA225♦x♣K=-4
-2.9Round 23🇧🇩 BANGLADESH132♣x♣7-1-2
-3.0Round 9🇳🇿 NEW ZEALAND94♥♠Q-1-5
-3.0Round 16🇿🇦 SOUTH AFRICA274♠♦8+2-11
-3.3Round 12🇰🇷 KOREA212♥♠2+1+0
-3.3Round 12🇰🇷 KOREA263♠♣Q-1-5
-3.3Round 22🇬🇵 GUADELOUPE224♠x♥K-1+6
-3.4Round 7🇧🇷 BRAZIL81NT♣6-4-3
-3.4Round 13🇩🇰 DENMARK113♦♣A+3-13
-3.5Round 7🇧🇷 BRAZIL103NT♠A+1-1
-3.6Round 13🇩🇰 DENMARK13♥♠J-4-7
-3.8Round 16🇿🇦 SOUTH AFRICA233♦x♠8-3+12
-3.9Round 1🇨🇦 CANADA14♥♠7-1-4
-4.0Round 7🇧🇷 BRAZIL124♥♣K-2+0
-4.0Round 15🇨🇭 SWITZERLAND32♥♥2+1-7
-4.1Round 7🇧🇷 BRAZIL144♥♦K=-8
-4.1Round 20🇦🇺 AUSTRALIA203♥♦5+1-10
-4.6Round 4🇸🇪 SWEDEN264♥♣2+1-10
-4.8Round 4🇸🇪 SWEDEN254♣♠A-2-9
-4.8Round 23🇧🇩 BANGLADESH23♠♦A=-6
-4.9Round 16🇿🇦 SOUTH AFRICA152♠♦K+1-7
-4.9Round 22🇬🇵 GUADELOUPE184♠♥J=+1
-5.0Round 16🇿🇦 SOUTH AFRICA254♥♦7-1-12
-5.2Round 5🇮🇳 INDIA83NT♠Q=-7
-5.3Round 13🇩🇰 DENMARK143NT♣2+2-14
-5.3Round 17🏴󠁧󠁢󠁥󠁮󠁧󠁿 ENGLAND25♣x♥8-4-4
-5.4Round 4🇸🇪 SWEDEN182♥♣A+3-13
-5.4Round 23🇧🇩 BANGLADESH55♣x♥3-1-5
-5.8Round 15🇨🇭 SWITZERLAND113NT♦6=-3
-6.2Round 17🏴󠁧󠁢󠁥󠁮󠁧󠁿 ENGLAND143NT♥Q=-7
-6.3Round 4🇸🇪 SWEDEN213NTx♠J-1-6
-6.3Round 4🇸🇪 SWEDEN285♥x♠K-3-8
-6.3Round 7🇧🇷 BRAZIL24♥♣5+2-14
-6.4Round 23🇧🇩 BANGLADESH96NT♦A-1-11
-7.0Round 9🇳🇿 NEW ZEALAND33NT♠6-2-13
-7.0Round 23🇧🇩 BANGLADESH104♠x♥A-2-12
-8.0Round 20🇦🇺 AUSTRALIA256♦♣A+1+2
-8.5Round 9🇳🇿 NEW ZEALAND73NT♠J-1-12
-8.7Round 13🇩🇰 DENMARK32♥♣J+3-10
-9.2Round 1🇨🇦 CANADA126♠♦A-1-10
-9.5Round 16🇿🇦 SOUTH AFRICA206♥♠Q=+0
-9.6Round 20🇦🇺 AUSTRALIA216♦♠9=+2
-11.3Round 5🇮🇳 INDIA34♥♦A-1-12
-13.5Round 7🇧🇷 BRAZIL47♦x♣A-1-17