🇹🇼 CHEN Cheng-Chieh · CHINESE TAIPEI

120rank
-138.4Butler · 156 bds
-0.89per board
±4.5swing
-0.40vs par /bd · #106/126
-0.84adjusted /bd
Butler per round: -34.9 -21.4 -30.5 -23.5 -6.6 -2.1 -15.4 12.3 -0.6 1 5 -4.6 -17.1by round

vs par split: bidding +0.07 · play -0.55

Strength of schedule: opponents averaged +0.05/bd (an average draw) → opponent-adjusted -0.84/bd

Card play — on target: opening leads 82.4% #71 of 126 · declarer play 45.5% #125 of 125 · defence 79.3% #113 of 126

Card play by contract type — on target
vs NTvs a suit
Opening leads53.8% (13)100.0% (21)
Declarer play42.9% (7)46.2% (26)
Defence66.7% (24)84.1% (63)

Opening leads by suit led: ♠ 66.7% (9) · ♥ 87.5% (8) · ♦ 75.0% (8) · ♣ 100.0% (9)

vs par by strain: NT -0.50 (44) · a suit -0.47 (109)

vs par by level: part-score -1.93 (61) · game +0.05 (80) · slam +3.42 (12)

By role: declaring -0.48/bd (-2.85 vs par · 68) · defending -1.20/bd (+1.50 vs par · 88)

By vulnerability: vulnerable -1.61/bd (-0.96 vs par · 78) · not vulnerable -0.16/bd (+0.17 vs par · 78)

By round↑ top

RoundPartnerOpponentsRoomBdsButlerAvgvs par
Round 1C.HsuR.Ritmeijer – M.TichaOpen12-34.9-2.91-0.25
Round 3C.HsuV.Aronov – D.DamianovaClosed12-21.4-1.78-2.00
Round 5C.HsuC.Serek – D.KazmuchaClosed12-30.5-2.54-3.17
Round 6C.HsuE.Orenstein – D.BirmanClosed12-23.5-1.96+1.08
Round 8C.HsuA.Ornstein – S.PicusClosed12-6.6-0.55-0.58
Round 10C.HsuT.Bakr – S.ElabyariOpen12-2.1-0.18+1.67
Round 11C.HsuN.Jacob – E.PattisonClosed12-15.4-1.28+0.25
Round 13C.HsuS.Karmarkar – M.KarmarkarOpen12+12.3+1.03+2.33
Round 14K.ChenJ.Thrower – S.TeshomeOpen12-0.6-0.05-1.58
Round 18C.HsuB.Efraimsson – A.Zack EfraimssonClosed12+1.0+0.08+0.67
Round 19C.HsuP.Poizat – R.PoizatClosed12+5.0+0.42+0.17
Round 20C.HsuM.Montanari – B.CesariClosed12-4.6-0.38-1.42
Round 23C.HsuA.Gromov – V.GromovaClosed12-17.1-1.43-2.33

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
+11.5Round 13🇮🇳 INDIA16NTx♦3=+6
+10.0Round 6🇮🇱 ISRAEL215♠♦2-1+12
+9.2Round 20🇮🇹 ITALY146NT♣2=+0
+8.7Round 11🇳🇿 NEW ZEALAND57♣♣9-2+16
+7.1Round 23🇷🇺 RUSSIA114♥♥2=+0
+7.0Round 19🇫🇷 FRANCE44♠♦5-2+8
+6.8Round 10🇦🇪 UNITED ARAB EMIRATES164♠♦J+1+0
+6.8Round 19🇫🇷 FRANCE53♠♦K-4+8
+6.7Round 14🏴󠁧󠁢󠁥󠁮󠁧󠁿 ENGLAND145♥♠A-3+2
+6.6Round 14🏴󠁧󠁢󠁥󠁮󠁧󠁿 ENGLAND212♠x♥7-4-11
+6.2Round 13🇮🇳 INDIA34♠♥K-1+10
+5.7Round 1🇳🇱 NETHERLANDS56NT♥4=+0
+5.3Round 14🏴󠁧󠁢󠁥󠁮󠁧󠁿 ENGLAND224♥♣A-2+8
+5.1Round 8🇺🇸 USA173NT♥6+1+1
+5.0Round 14🏴󠁧󠁢󠁥󠁮󠁧󠁿 ENGLAND153♦♣10=+6
+4.8Round 18🇸🇪 SWEDEN143NT♠K-1+13
+4.6Round 23🇷🇺 RUSSIA6Pass+12
+4.3Round 3🇧🇬 BULGARIA54♥♦8+2+12
+4.3Round 8🇺🇸 USA163♠♣2=+0
+4.0Round 13🇮🇳 INDIA52♥♥8+2+10
+4.0Round 20🇮🇹 ITALY202♦♦J=+0
+3.8Round 3🇧🇬 BULGARIA12♦♣K+1-1
+3.8Round 8🇺🇸 USA152NT♣J-2+7
+3.7Round 18🇸🇪 SWEDEN233♥♠8-2+2
+3.5Round 20🇮🇹 ITALY166NT♥4=+0
+3.4Round 10🇦🇪 UNITED ARAB EMIRATES184♥♦9-1+5
+3.3Round 11🇳🇿 NEW ZEALAND24♠♠3-1+6
+3.2Round 11🇳🇿 NEW ZEALAND83♦♥3=+0
+3.0Round 8🇺🇸 USA244♠♥5=+0
+3.0Round 19🇫🇷 FRANCE35♦x♣3-1+0
+2.7Round 13🇮🇳 INDIA73NT♠2-2+8
+2.6Round 11🇳🇿 NEW ZEALAND41NT♥J-3-8
+2.4Round 3🇧🇬 BULGARIA63♥♣K=+0
+2.2Round 19🇫🇷 FRANCE122♦♣A+3+7
+2.1Round 10🇦🇪 UNITED ARAB EMIRATES223NT♥10+3+12
+2.1Round 20🇮🇹 ITALY243NT♥2+1+1
+2.0Round 6🇮🇱 ISRAEL145♠♠2+1+11
+2.0Round 23🇷🇺 RUSSIA122♦♠8+1-1
+1.7Round 23🇷🇺 RUSSIA7Pass+3
+1.6Round 18🇸🇪 SWEDEN165♣♦A+1+9
+1.6Round 20🇮🇹 ITALY214♥♣2-1+12
+1.5Round 10🇦🇪 UNITED ARAB EMIRATES244♥♥2-2+0
+1.5Round 18🇸🇪 SWEDEN184♥♦4=-1
+1.4Round 23🇷🇺 RUSSIA52♠♣J=-1
+1.3Round 3🇧🇬 BULGARIA93NT♠J-1+4
+1.1Round 18🇸🇪 SWEDEN194♥x♣9=-11
+1.0Round 8🇺🇸 USA233♥♣A-2+10
+1.0Round 19🇫🇷 FRANCE104♠♥Q-2+8
+1.0Round 20🇮🇹 ITALY133NT♥10+1+0
+0.9Round 8🇺🇸 USA142NT♦J-2+5
+0.7Round 5🇵🇱 POLAND64♠♦J=+0
+0.6Round 10🇦🇪 UNITED ARAB EMIRATES213♠♥K-1+5
+0.6Round 13🇮🇳 INDIA44♥♣10+1-10
+0.5Round 13🇮🇳 INDIA104♥♦5+2+12
+0.5Round 18🇸🇪 SWEDEN244♦♠5+1+7
+0.4Round 5🇵🇱 POLAND24♠♥5+2+1
+0.4Round 10🇦🇪 UNITED ARAB EMIRATES204♠♣K+1+0
+0.1Round 14🏴󠁧󠁢󠁥󠁮󠁧󠁿 ENGLAND163NT♣8=+6
+0.1Round 18🇸🇪 SWEDEN204♠♣10+1-13
+0.1Round 18🇸🇪 SWEDEN222♥♦2+1+0
-0.0Round 1🇳🇱 NETHERLANDS61NT♦4=-2
+0.0Round 13🇮🇳 INDIA114♥♦6=-1
-0.1Round 8🇺🇸 USA194♥♣J+1+11
-0.1Round 11🇳🇿 NEW ZEALAND114♥♠K=-1
-0.1Round 13🇮🇳 INDIA123NT♦5=-1
-0.3Round 23🇷🇺 RUSSIA32♠♦10=-1
-0.4Round 3🇧🇬 BULGARIA42♠♣A+1+0
-0.4Round 8🇺🇸 USA13Pass-4
-0.4Round 19🇫🇷 FRANCE23♦♠2=+1
-0.4Round 19🇫🇷 FRANCE71NT♣4+1-6
-0.5Round 18🇸🇪 SWEDEN214♠♥7+1+0
-0.6Round 14🏴󠁧󠁢󠁥󠁮󠁧󠁿 ENGLAND243NT♣7+2+0
-0.6Round 19🇫🇷 FRANCE14♥♦K=+1
-0.7Round 1🇳🇱 NETHERLANDS21NT♣6+1+0
-0.7Round 5🇵🇱 POLAND44♥♠J=-1
-0.7Round 13🇮🇳 INDIA64♥♦Q+1+0
-0.7Round 23🇷🇺 RUSSIA13NT♠3=-2
-0.8Round 14🏴󠁧󠁢󠁥󠁮󠁧󠁿 ENGLAND184♥♠7-1-5
-0.9Round 5🇵🇱 POLAND12NT♠4-2-1
-0.9Round 6🇮🇱 ISRAEL153NT♥6+1+0
-1.0Round 10🇦🇪 UNITED ARAB EMIRATES151♠♣8+3-1
-1.1Round 1🇳🇱 NETHERLANDS34♠♣J+1+10
-1.1Round 6🇮🇱 ISRAEL243NT♥K+2+0
-1.2Round 11🇳🇿 NEW ZEALAND65♥♦J=+0
-1.2Round 11🇳🇿 NEW ZEALAND122♠♥K-2-6
-1.4Round 5🇵🇱 POLAND102♠♥6=+1
-1.4Round 10🇦🇪 UNITED ARAB EMIRATES172NT♣5=-7
-1.4Round 11🇳🇿 NEW ZEALAND74♠♣A+2+13
-1.5Round 1🇳🇱 NETHERLANDS104♠x♥K-2-8
-1.5Round 5🇵🇱 POLAND111NT♠8+2-2
-1.5Round 8🇺🇸 USA222♠♥3+1+0
-1.5Round 14🏴󠁧󠁢󠁥󠁮󠁧󠁿 ENGLAND204♥♥9+1-4
-1.7Round 10🇦🇪 UNITED ARAB EMIRATES143♣♥Q+1+0
-1.9Round 1🇳🇱 NETHERLANDS46♠♦K=+0
-1.9Round 5🇵🇱 POLAND83♦♥A-2+0
-1.9Round 10🇦🇪 UNITED ARAB EMIRATES134♥♦10+2+13
-1.9Round 10🇦🇪 UNITED ARAB EMIRATES191NT♦A=+0
-2.0Round 3🇧🇬 BULGARIA33♣♦3+2+0
-2.3Round 6🇮🇱 ISRAEL204♠♦8=-13
-2.4Round 1🇳🇱 NETHERLANDS71NT♦3+2+0
-2.4Round 13🇮🇳 INDIA23NT♠5+1+0
-2.4Round 18🇸🇪 SWEDEN153♦♠Q-1-8
-2.5Round 5🇵🇱 POLAND73♠♥K=-8
-2.5Round 13🇮🇳 INDIA84♠♦K=+0
-2.5Round 23🇷🇺 RUSSIA93♥♦J=-7
-2.6Round 1🇳🇱 NETHERLANDS86♥♣8+1+9
-2.7Round 6🇮🇱 ISRAEL194♥♣A=+1
-2.8Round 6🇮🇱 ISRAEL221NT♣2-1+0
-2.9Round 3🇧🇬 BULGARIA114♠♠6-1-5
-3.0Round 3🇧🇬 BULGARIA74♠♦Q-1+1
-3.0Round 8🇺🇸 USA213♥♠A=-8
-3.0Round 11🇳🇿 NEW ZEALAND14♠♥8+2+11
-3.0Round 19🇫🇷 FRANCE62♠♦K+1-7
-3.0Round 23🇷🇺 RUSSIA87♦♦5=+2
-3.2Round 1🇳🇱 NETHERLANDS113NT♠K=+1
-3.2Round 6🇮🇱 ISRAEL173NT♥5+2-1
-3.2Round 20🇮🇹 ITALY234♥♠8=+0
-3.3Round 19🇫🇷 FRANCE83♥♣9=-6
-3.3Round 19🇫🇷 FRANCE94♣♦A-2-6
-3.6Round 20🇮🇹 ITALY154♠♥7=-10
-3.7Round 14🏴󠁧󠁢󠁥󠁮󠁧󠁿 ENGLAND174♥x♥K+1-9
-3.8Round 14🏴󠁧󠁢󠁥󠁮󠁧󠁿 ENGLAND233NT♠J-2-8
-3.8Round 23🇷🇺 RUSSIA101NT♠4-1-5
-3.9Round 1🇳🇱 NETHERLANDS16♣♠6+1+11
-4.0Round 19🇫🇷 FRANCE112♥♦K-2-6
-4.1Round 20🇮🇹 ITALY183♣♦3-2-6
-4.1Round 20🇮🇹 ITALY193♠x♥9-2-2
-4.2Round 6🇮🇱 ISRAEL134♦♠4=+0
-4.3Round 3🇧🇬 BULGARIA123♣♠Q-1-5
-4.3Round 5🇵🇱 POLAND93NT♦5-1-5
-4.3Round 18🇸🇪 SWEDEN133NT♣3+2+0
-4.6Round 3🇧🇬 BULGARIA24♠♦7+2-11
-4.6Round 6🇮🇱 ISRAEL183♣♥5=-6
-4.7Round 5🇵🇱 POLAND122♦♥Q-1-5
-4.7Round 6🇮🇱 ISRAEL162NT♦J+2-3
-4.8Round 8🇺🇸 USA184♥♠6+2-14
-4.9Round 20🇮🇹 ITALY172♠♣8+2-13
-5.2Round 18🇸🇪 SWEDEN173NT♣5+3+10
-5.5Round 14🏴󠁧󠁢󠁥󠁮󠁧󠁿 ENGLAND192♠x♦10-2-4
-6.1Round 20🇮🇹 ITALY224♠♥A=+1
-6.5Round 11🇳🇿 NEW ZEALAND34♥♣K=-6
-6.6Round 5🇵🇱 POLAND33NT♥8=-10
-7.1Round 5🇵🇱 POLAND53♥♠5-2-8
-7.5Round 13🇮🇳 INDIA93NT♣7=-6
-7.7Round 3🇧🇬 BULGARIA104♥♠5=-10
-8.3Round 3🇧🇬 BULGARIA83♦♣Q-1-9
-8.4Round 14🏴󠁧󠁢󠁥󠁮󠁧󠁿 ENGLAND137♠♣K=+0
-9.0Round 6🇮🇱 ISRAEL236NT♥5=+12
-9.0Round 10🇦🇪 UNITED ARAB EMIRATES232♦♣8-4-7
-9.5Round 11🇳🇿 NEW ZEALAND93♥♣4-4-10
-10.3Round 11🇳🇿 NEW ZEALAND104♥♥3-1-12
-10.9Round 1🇳🇱 NETHERLANDS124♥♠Q=-11
-11.8Round 23🇷🇺 RUSSIA23NT♠2+4-17
-11.8Round 23🇷🇺 RUSSIA43NT♦7+1-11
-12.4Round 1🇳🇱 NETHERLANDS93NT♠J-2-13
-14.9Round 8🇺🇸 USA206♠x♥K=-15