ZHOU Tao · ZHAOHENG

146rank
-5.0Butler · 126 bds
-0.04per board
±5.2swing
+0.04vs par /bd · #26/31
-0.04adjusted /bd
Butler per round: 19.6 11.5 11.5 17.3 18.9 18.9 -47.7 -47.7 -24.6by round

vs par split: bidding +0.14 · play -0.10

Strength of schedule: opponents averaged -0.01/bd (an average draw) → opponent-adjusted -0.04/bd

Card play — on target: opening leads 86.5% #5 of 31 · declarer play 76.7% #10 of 31 · defence 91.4% #11 of 31

Card play by contract type — on target
vs NTvs a suit
Opening leads83.3% (6)87.1% (31)
Declarer play100.0% (11)68.8% (32)
Defence100.0% (9)89.8% (49)

Opening leads by suit led: ♠ 91.7% (12) · ♥ 100.0% (10) · ♦ 75.0% (4) · ♣ 72.7% (11)

vs par by strain: NT -1.62 (24) · a suit +0.43 (102)

vs par by level: part-score +1.40 (53) · game +0.38 (58) · slam -6.07 (15)

By role: declaring -0.41/bd (-1.34 vs par · 68) · defending +0.40/bd (+1.66 vs par · 58)

By vulnerability: vulnerable -1.16/bd (-1.67 vs par · 63) · not vulnerable +1.08/bd (+1.75 vs par · 63)

By round↑ top

RoundPartnerOpponentsRoomBdsButlerAvgvs par
Round of 64J.LiV.Tagliaferri – F.HugonyClosed14+19.6+1.40+1.57
Round of 32J.LiJ.Pszczola – J.Seamon-MolsonClosed14+23.1+1.65-0.29
Round of 32J.LiJ.Pszczola – J.Seamon-MolsonClosed14-11.6-0.83+0.36
Round of 16J.LiJ.Shih – P.WangOpen14+17.3+1.24+2.36
QuarterfinalJ.LiC.Rimstedt – J.UpmarkClosed14+7.1+0.51+0.21
QuarterfinalJ.LiJ.Kranyak – M.WortelClosed14+11.8+0.84+0.36
SemifinalJ.LiS.Brock – C.WillenkenClosed14-22.4-1.60-1.50
SemifinalJ.LiR.Ritmeijer – M.TichaClosed14-25.3-1.81-1.36
FinalJ.LiC.Madsen – B.DrijverOpen14-24.6-1.76-1.36

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
+13.7SemifinalWILSON267♦♠10=+0
+13.6QuarterfinalPERLMUTTER85♠x♣Q=+13
+10.7Round of 32PSZCZOLA146♥♥10-1+11
+10.2Round of 32PSZCZOLA12♦x♥K-4+9
+10.0SemifinalWILSON454♠♥6-1+10
+9.0QuarterfinalPERLMUTTER226♣♠3+1-2
+9.0FinalFERM471NTx♦10=+10
+8.6QuarterfinalPERLMUTTER184♥♦K-2+11
+8.0QuarterfinalPERLMUTTER214♠♦10-1+12
+7.5Round of 64KEY LIME PIE165♦x♥2-1+11
+7.0FinalFERM554♠♣Q=+0
+6.6Round of 32PSZCZOLA73♠x♠A-1+7
+6.3QuarterfinalPERLMUTTER243NT♠10=+7
+6.3SemifinalWILSON244♥♥2+2+11
+6.3SemifinalWILSON524♠♥2=+0
+5.8Round of 16YBM153♥♣J-1+5
+5.6Round of 32PSZCZOLA114♥♦8-1+8
+5.2Round of 64KEY LIME PIE226♦♥K=-2
+5.0Round of 16YBM163♠♥A+1+6
+4.9QuarterfinalPERLMUTTER123♥♣A+1-1
+4.7SemifinalWILSON545♦x♣A-1+8
+4.5Round of 16YBM174♣♥Q=+1
+4.3Round of 16YBM273♠♣J+1+7
+4.3SemifinalWILSON182♥♥2=+12
+3.9Round of 16YBM233♠♥K-2+10
+3.3Round of 16YBM251NT♣4-1+4
+3.3SemifinalWILSON152♥x♣2-1+2
+3.3FinalFERM464♠♦Q-1+5
+3.1Round of 16YBM224♥♣K-2+6
+3.0FinalFERM432NT♠6-1+0
+2.9Round of 64KEY LIME PIE172♥♠Q=+5
+2.8Round of 32PSZCZOLA82♥♣3+2+2
+2.7QuarterfinalPERLMUTTER133♠♣5-3+5
+2.6QuarterfinalPERLMUTTER263NT♥Q=+0
+2.5Round of 64KEY LIME PIE154♠♥A-2+5
+2.3Round of 64KEY LIME PIE183♣♥A=+5
+2.3Round of 64KEY LIME PIE214♥♣3+1+0
+2.3Round of 64KEY LIME PIE243♥♠J-1+5
+2.3QuarterfinalPERLMUTTER43NT♥A=+0
+2.3QuarterfinalPERLMUTTER65♦x♠K-2+5
+2.2Round of 64KEY LIME PIE263♠♣A-1+5
+2.1Round of 32PSZCZOLA274♥♠J-1+4
+2.0QuarterfinalPERLMUTTER23♠♥K=+0
+2.0SemifinalWILSON284♦♣K-2+7
+2.0FinalFERM501NT♦8-1+2
+1.9Round of 64KEY LIME PIE272♠♦K=+0
+1.8Round of 32PSZCZOLA153♥♦A=+6
+1.7Round of 32PSZCZOLA94♠x♣8-2-5
+1.7QuarterfinalPERLMUTTER174♥♣K+2+1
+1.6Round of 32PSZCZOLA132♥♠A+2-1
+1.3Round of 32PSZCZOLA104♥♠7-1+0
+1.3FinalFERM523NT♥9=+1
+1.1Round of 32PSZCZOLA246NT♣7=+0
+1.0QuarterfinalPERLMUTTER154♦♥J-1+5
+0.8Round of 32PSZCZOLA204♠♦A=+1
+0.4Round of 32PSZCZOLA54♠♠7+1+0
+0.4Round of 32PSZCZOLA124♠♦Q=+0
+0.4Round of 32PSZCZOLA214♦♣5-1+6
+0.3Round of 32PSZCZOLA233NT♦A+1+0
+0.3SemifinalWILSON534♥♠5=+1
+0.2Round of 64KEY LIME PIE203NT♠10+2+0
+0.2Round of 64KEY LIME PIE234♠♦K+1+0
+0.1Round of 16YBM214♥♣J+1+13
+0.1QuarterfinalPERLMUTTER163NT♠Q+1+0
-0.0QuarterfinalPERLMUTTER114♥♦A+2-11
-0.0QuarterfinalPERLMUTTER282♠♥8-1-4
-0.0SemifinalWILSON175♦♠8=+7
-0.5Round of 16YBM243♣♠A=+0
-0.7Round of 32PSZCZOLA223♠♥K-1-2
-0.7SemifinalWILSON233♠♣8-2-7
-0.7FinalFERM532♥♥3-1-4
-0.9QuarterfinalPERLMUTTER253♥♣K-4+3
-1.1Round of 16YBM263♦♥A+1+0
-1.2Round of 32PSZCZOLA163NT♠J-3+0
-1.2Round of 32PSZCZOLA282♥x♦A-1+11
-1.3QuarterfinalPERLMUTTER53♠♥3+1+7
-1.3SemifinalWILSON502♥♥5-2+5
-1.6QuarterfinalPERLMUTTER144♥♠K=+0
-1.7Round of 64KEY LIME PIE193♦♠5=+0
-1.7Round of 32PSZCZOLA63♣♥Q-1-3
-1.7SemifinalWILSON513♣♦10=+1
-1.8Round of 32PSZCZOLA264♣x♦A-1+2
-2.0Round of 16YBM282♥♦10+1+0
-2.0QuarterfinalPERLMUTTER72♠♣10-2-9
-2.0SemifinalWILSON553NT♥J=+0
-2.0SemifinalWILSON562♦♦6-1+2
-2.1Round of 64KEY LIME PIE286♣♥6=-11
-2.1Round of 32PSZCZOLA253♥♣J-1-6
-2.3Round of 32PSZCZOLA46♠♦J+1-13
-2.3Round of 16YBM192♥♦6=-11
-2.3QuarterfinalPERLMUTTER32♥♦2+1+1
-2.7QuarterfinalPERLMUTTER103♥♠6=-7
-2.7SemifinalWILSON485♣x♥2+1-10
-2.8Round of 32PSZCZOLA176♦♣K+1-11
-2.9Round of 32PSZCZOLA194♠♠3+1+0
-3.4Round of 16YBM182♦♦2=-5
-3.4Round of 16YBM204♠♥7=-3
-3.7QuarterfinalPERLMUTTER13NT♦10+2+0
-3.7QuarterfinalPERLMUTTER201NT♦A-3-5
-3.7SemifinalWILSON254♠♥A-3-9
-4.0SemifinalWILSON163♥♦4=-10
-4.3QuarterfinalPERLMUTTER193NT♥2=-6
-4.3SemifinalWILSON442♥♣6-2-3
-4.3SemifinalWILSON494♥♦Q-2-6
-4.3FinalFERM444♠♥K+1+0
-4.3FinalFERM484♥♠K+1+10
-4.3FinalFERM546♣♦10-1-13
-5.1Round of 32PSZCZOLA24♥♣8-2-6
-5.4Round of 32PSZCZOLA183♣♦8+3-6
-6.1Round of 64KEY LIME PIE254♥♦2+1-1
-6.3SemifinalWILSON276♥♣2-1-11
-6.3FinalFERM453NT♦10=-11
-6.9QuarterfinalPERLMUTTER233NT♥Q-1-6
-7.1QuarterfinalPERLMUTTER93NT♥6+1+0
-7.3SemifinalWILSON206♦♣8=+0
-7.3FinalFERM494♥♥3-2-7
-7.7SemifinalWILSON225♠♦K-1-12
-8.0SemifinalWILSON434♥♠4=+0
-8.0SemifinalWILSON466♣♦7-2-14
-9.1Round of 32PSZCZOLA36♠x♣7=-13
-9.3SemifinalWILSON193NT♠5-3-10
-9.3FinalFERM513NT♣7=-1
-9.7QuarterfinalPERLMUTTER274♥♦J-1-11
-12.3SemifinalWILSON473NT♥7-1-13
-13.0SemifinalWILSON216♠x♣K-6-1
-13.7FinalFERM567NTx♦A-1-11