HSIEH Ding-Hwa · DH888

109rank
+46.7Butler · 111 bds
+0.42per board
±3.9swing
+0.38vs par /bd · #128/488
+0.68adjusted /bd
Butler per round: 27.1 -3 4.9 -10.9 34.1 25.1 -28.9 -1.7by round

vs par split: bidding +0.44 · play -0.06

Strength of schedule: opponents averaged +0.26/bd (a tough draw) → opponent-adjusted +0.68/bd

Card play — on target: opening leads 82.4% #232 of 488 · declarer play 78.6% #154 of 488 · defence 81.8% #408 of 488

Bidding activity — not a pass: 42.0% #277 of 488 (136/324)

Card play by contract type — on target
vs NTvs a suit
Opening leads75.0% (8)84.6% (26)
Declarer play·78.6% (28)
Defence76.9% (13)83.3% (42)

Opening leads by suit led: ♠ 80.0% (5) · ♥ 81.8% (11) · ♦ 90.0% (10) · ♣ 75.0% (8)

vs par by strain: NT +0.79 (24) · a suit +0.26 (87)

vs par by level: part-score +1.62 (40) · game +0.39 (62) · slam -5.22 (9)

By role: declaring +0.69/bd (-2.30 vs par · 56) · defending +0.15/bd (+3.11 vs par · 55)

By vulnerability: vulnerable +0.60/bd (+0.58 vs par · 55) · not vulnerable +0.24/bd (+0.18 vs par · 56)

By round↑ top

RoundPartnerOpponentsRoomBdsButlerAvgvs par
Round 1L.ChenZ.Moszczynska – A.WasiakOpen14+27.1+1.94+4.21
Round 2L.ChenM.Yilmaz – I.OzbayOpen14-3.0-0.21-1.79
Round 3L.ChenV.Chediak – A.LengyOpen13+4.9+0.38+0.46
Round 4L.ChenS.Hult – K.BertheauClosed14-10.9-0.78-1.79
Round 5L.ChenA.Wiankowska – P.WiankowskiOpen14+34.1+2.44+3.21
Round 6L.ChenK.Bogo – R.SivertsvikOpen14+25.1+1.79+0.86
Round 7L.ChenC.Dwyer Rimstedt – K.Dwyer RimstedtOpen14-28.9-2.06-2.50
Round 8L.ChenZ.Grossack – O.SchiresonOpen14-1.7-0.12+0.36

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 3PATRICK SAADA46♥♠T+1-13
+9.5Round 5GAMEWON72♣♥Q+1+15
+8.8Round 6POLAR FORMOSA185♣♦2=+7
+8.1Round 1ZORZA134♠♥K+3+17
+7.8Round 5GAMEWON86♣♥T=-2
+6.3Round 1ZORZA23♠♥A+2+12
+6.2Round 1ZORZA52♦♠K-2+8
+6.1Round 5GAMEWON103NT♣A=-1
+5.7Round 4ASHE196♣♦3+1-13
+5.4Round 2DINKIN263♠♥T=+0
+5.4Round 5GAMEWON93♣♦6-2+11
+5.3Round 5GAMEWON44♥♦4-1+12
+5.3Round 6POLAR FORMOSA224♥♠J-1+5
+5.1Round 8YETTICK243NT♥9=+6
+5.0Round 2DINKIN236♦♠2+1-13
+4.6Round 1ZORZA104♠x♣A-3+4
+4.5Round 5GAMEWON63NT♥4-1+10
+4.4Round 8YETTICK233NT♥2-1+12
+3.9Round 1ZORZA42♥♣Q=+6
+3.8Round 8YETTICK194♥x♦A-3-3
+3.4Round 2DINKIN252NT♣6=+6
+3.2Round 3PATRICK SAADA122♥♠3+1+10
+2.9Round 6POLAR FORMOSA203NT♦9-1+6
+2.8Round 6POLAR FORMOSA174♥♦K=+3
+2.8Round 8YETTICK176NT♣8=+0
+2.6Round 4ASHE172♥♠2+2+6
+2.6Round 6POLAR FORMOSA151♠♥T-1+5
+2.6Round 6POLAR FORMOSA244♠♥A=+3
+2.5Round 6POLAR FORMOSA233♦♣K-1+0
+2.2Round 4ASHE274♣♣2-1+9
+2.1Round 8YETTICK275♣♠J-1+4
+2.0Round 2DINKIN193NT♠2-2+11
+2.0Round 3PATRICK SAADA14♥♣J-2+0
+1.9Round 2DINKIN213♥♦K+2+7
+1.9Round 2DINKIN284♥♦K=-1
+1.7Round 2DINKIN153♣♠7+1+0
+1.7Round 8YETTICK203♣♠5-1-1
+1.6Round 4ASHE154♠♣J+1+0
+1.6Round 7MILLENS52♥♠8=+0
+1.5Round 1ZORZA125♣x♥4-3+4
+1.5Round 1ZORZA144♥♣7+1+0
+1.3Round 1ZORZA74♥♠A-1+3
+1.3Round 1ZORZA92♠♥K+2+6
+1.3Round 5GAMEWON11NT♥6-1-2
+1.1Round 3PATRICK SAADA144♠♦Q+1+0
+1.0Round 6POLAR FORMOSA263NT♥4=-1
+1.0Round 8YETTICK212♠♥A+1+0
+0.9Round 2DINKIN274♥♣3+1+0
+0.9Round 6POLAR FORMOSA274♥♠A=-1
+0.8Round 3PATRICK SAADA136♥♦T+1+13
+0.8Round 5GAMEWON142♠♣4-2+0
+0.6Round 3PATRICK SAADA23♦♥A+1+6
+0.5Round 7MILLENS144♠♥T-1+4
+0.5Round 8YETTICK253NT♥8+2+0
+0.4Round 3PATRICK SAADA63♦♣5=+7
+0.4Round 3PATRICK SAADA73NT♦K+1+0
+0.3Round 6POLAR FORMOSA164♥♦6=+0
+0.3Round 7MILLENS84♥♣T=+0
+0.3Round 7MILLENS93NT♥5+3-13
+0.2Round 3PATRICK SAADA113NT♦2+2+0
+0.1Round 3PATRICK SAADA54♥♣T=-1
+0.1Round 6POLAR FORMOSA284♠♦6+1-11
-0.0Round 1ZORZA85♣x♥A-1+0
-0.1Round 5GAMEWON35♣♥6+1-13
-0.1Round 5GAMEWON114♠♥6=+0
-0.2Round 4ASHE222♥♦J+2+6
-0.2Round 6POLAR FORMOSA254♠♣3+1+0
-0.3Round 1ZORZA14♥♠6+3+10
-0.3Round 7MILLENS64♥♦A=+0
-0.3Round 8YETTICK224♠♥K+2+11
-0.4Round 2DINKIN163♥♦K-1-5
-0.5Round 5GAMEWON122♥♠8-1+2
-0.5Round 7MILLENS111NT♥3+1-7
-0.5Round 7MILLENS136♥♥2+1-13
-0.6Round 4ASHE201NT♠2-1-1
-0.6Round 7MILLENS103NT♠T+1+1
-0.7Round 8YETTICK164♠♥9=+0
-0.9Round 4ASHE212♠♣4+1+0
-0.9Round 5GAMEWON23NT♦6=+0
-1.0Round 1ZORZA64♥♣K=+0
-1.1Round 4ASHE234♠♠9-1-6
-1.1Round 5GAMEWON135♣♥J=+13
-1.1Round 7MILLENS12♥♠2+1+7
-1.2Round 4ASHE162♣♥K=+0
-1.5Round 2DINKIN223NT♦9+1+11
-1.6Round 1ZORZA34♠♦2+1-1
-1.6Round 6POLAR FORMOSA193NT♥6=+1
-1.6Round 7MILLENS21NT♥6+1+0
-1.9Round 4ASHE242♠♦J-2-5
-2.5Round 2DINKIN174♥♣7+1-11
-2.9Round 6POLAR FORMOSA214♥♠Q-1-5
-3.0Round 2DINKIN242♥♣T+2-7
-3.0Round 3PATRICK SAADA33♠♥6=-6
-3.5Round 4ASHE184♠♠2=-3
-3.7Round 4ASHE282♠♣K+1-1
-3.9Round 5GAMEWON52♥♦6=+0
-4.3Round 7MILLENS122♠♥T+1-8
-4.4Round 8YETTICK154♠♣A+2-11
-4.7Round 1ZORZA112♠♣T-1-10
-4.8Round 3PATRICK SAADA83NT♥6+1+0
-4.8Round 4ASHE253♣♠Q-3-5
-5.1Round 4ASHE264♠x♦A-1-12
-5.5Round 8YETTICK284♠x♥K-3+3
-5.9Round 2DINKIN183NT♦J=-10
-6.1Round 8YETTICK184♠♠2-1-10
-6.1Round 8YETTICK262♥♠K=-6
-6.6Round 7MILLENS76♦♠A+1+7
-7.5Round 3PATRICK SAADA103NT♦Q=-10
-7.9Round 7MILLENS34♥♠3=-7
-8.2Round 7MILLENS44♠♥8-1-6
-11.9Round 2DINKIN206♠♥T-1-13