ZHOU Bo · HIIMOTOR

202rank
+26.5Butler · 120 bds
+0.22per board
±4.5swing
+0.59vs par /bd · #93/567
+0.31adjusted /bd
Butler per round: -4.2 13.7 2.8 -5.5 22.6 -10.1 7.9 4.9 -20.7 3.1 23 -11by round

vs par split: bidding +0.28 · play +0.34

Strength of schedule: opponents averaged +0.09/bd (a tough draw) → opponent-adjusted +0.31/bd

Card play — on target: opening leads 86.2% #111 of 567 · declarer play 78.0% #255 of 567 · defence 84.2% #236 of 567

Card play by contract type — on target
vs NTvs a suit
Opening leads90.9% (11)83.3% (18)
Declarer play76.9% (13)78.6% (28)
Defence73.7% (19)89.5% (38)

Opening leads by suit led: ♠ 85.7% (7) · ♥ 75.0% (8) · ♦ 80.0% (5) · ♣ 100.0% (9)

vs par by strain: NT -0.10 (38) · a suit +0.96 (81)

vs par by level: part-score +1.41 (49) · game -0.08 (61) · slam +1.11 (9)

By role: declaring +0.25/bd (-1.08 vs par · 62) · defending +0.19/bd (+2.38 vs par · 58)

By vulnerability: vulnerable +0.67/bd (+1.12 vs par · 60) · not vulnerable -0.23/bd (+0.07 vs par · 60)

By round↑ top

RoundPartnerOpponentsRoomBdsButlerAvgvs par
Round 1T.ChenR.Zhang – F.YuOpen10-4.2-0.42+0.10
Round 3T.ChenH.Nogueira – M.ThomaClosed10+13.7+1.37-0.20
Round 5T.ChenJ.Yan – Q.ZhangClosed10+2.8+0.28+0.80
Round 7T.ChenS.Punch – L.BildeClosed10-5.5-0.55-3.60
Round 8T.ChenK.Plengsap – K.JanebunjongClosed10+22.6+2.26+2.20
Round 9T.ChenK.Fan – L.ChenOpen10-10.1-1.01+2.60
Round 10T.ChenJ.Yao – X.ZhuOpen10+7.9+0.79+3.10
Round 11T.ChenA.Adamson – D.KaneClosed10+4.9+0.49+1.00
Round 12T.ChenI.Grzejdziak – S.GrzejdziakClosed10-20.7-2.07-1.10
Round 13T.ChenJ.Zhao – F.YangOpen10+3.1+0.31+2.00
Round 14T.ChenH.Chen – X.LiOpen10+23.0+2.30+4.00
Round 15T.ChenW.Wang – S.ChenOpen10-11.0-1.10-3.80

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
+12.9Round 13CCSA43♥x♣3+1+13
+11.5Round 12POLAND Mixed226♣♦J-1+14
+10.2Round 3BRAZIL Mixed254♥♦A=+12
+10.2Round 14FUJIAN BOSSSOFT185♠♦A-1+12
+9.8Round 7SCOTMARK102♦♥3-5+9
+9.5Round 10MINGXIN GROUP63NT♣7=+10
+7.7Round 3BRAZIL Mixed243NTx♥K+2+7
+7.3Round 1SHANGHAI GUHUA95♦x♦2-2+11
+7.0Round 8THAILAND Mixed126♥♦K=+0
+7.0Round 13CCSA14♥♣J-1+10
+6.8Round 5WUHAN XINGYUTU MEDIA113NT♥A+1+7
+5.3Round 11SCOTLAND BLUE145♣♥A-1+5
+5.0Round 5WUHAN XINGYUTU MEDIA133NT♦9+1+0
+4.8Round 9CHINESE TAIPEI Mixed223NT♣10-2+6
+4.8Round 11SCOTLAND BLUE172♥♠2=+11
+4.5Round 8THAILAND Mixed185♣x♠A-2+8
+4.5Round 14FUJIAN BOSSSOFT154♠♥4=+11
+4.5Round 14FUJIAN BOSSSOFT203♥♦A+1+7
+4.3Round 13CCSA54♥♠8=+11
+4.2Round 7SCOTMARK93NT♠2=-13
+4.1Round 15NANGANG POWER231NT♠K=+5
+4.0Round 10MINGXIN GROUP53♠♣A-2+7
+4.0Round 11SCOTLAND BLUE193NT♠9=+0
+3.9Round 5WUHAN XINGYUTU MEDIA142♥♦K=-1
+3.8Round 1SHANGHAI GUHUA62♠♦5=+11
+3.7Round 8THAILAND Mixed163♦♥4=+0
+3.7Round 8THAILAND Mixed193♦♥K-1+10
+3.6Round 8THAILAND Mixed203NT♥2-2+7
+3.5Round 14FUJIAN BOSSSOFT133♠♥3-1+5
+3.2Round 3BRAZIL Mixed232♥♥2=+0
+3.2Round 11SCOTLAND BLUE164♥♠7-1+5
+2.8Round 3BRAZIL Mixed285♥♠Q=+0
+2.7Round 3BRAZIL Mixed214♥♠K=-1
+2.6Round 15NANGANG POWER264♠♣A-4-6
+2.4Round 14FUJIAN BOSSSOFT192♠♣A-1+4
+2.3Round 10MINGXIN GROUP102♠♦4+1+1
+2.1Round 3BRAZIL Mixed223NT♣Q-2+6
+1.9Round 8THAILAND Mixed174♥♠A-1-2
+1.8Round 9CHINESE TAIPEI Mixed304♠♦Q-1+10
+1.7Round 5WUHAN XINGYUTU MEDIA183NT♠9-1+6
+1.5Round 1SHANGHAI GUHUA22♦♦2+2+0
+1.5Round 14FUJIAN BOSSSOFT123NT♥10+2+1
+1.4Round 10MINGXIN GROUP9Pass-3
+1.4Round 11SCOTLAND BLUE124♥♦J=+0
+1.0Round 12POLAND Mixed292♠♣8=+1
+0.8Round 11SCOTLAND BLUE182♠♥A+1+1
+0.8Round 11SCOTLAND BLUE201NT♦9=+1
+0.8Round 14FUJIAN BOSSSOFT174♠♥3=-1
+0.7Round 9CHINESE TAIPEI Mixed254♥♠8+3+10
+0.7Round 14FUJIAN BOSSSOFT143♣♥Q-2+0
+0.6Round 1SHANGHAI GUHUA13♠♦2+1+6
+0.6Round 5WUHAN XINGYUTU MEDIA161NT♥4=+7
+0.6Round 9CHINESE TAIPEI Mixed272♠♥K+2-6
+0.5Round 9CHINESE TAIPEI Mixed263NT♥9+1+12
+0.4Round 5WUHAN XINGYUTU MEDIA202♥♦2+1+0
+0.4Round 13CCSA62♦♥3+2+7
+0.3Round 1SHANGHAI GUHUA73♦♦2=+0
+0.3Round 3BRAZIL Mixed304♥♣6+1+0
+0.2Round 13CCSA32♦x♥A-2-8
-0.0Round 1SHANGHAI GUHUA101NT♦2+1+0
+0.0Round 5WUHAN XINGYUTU MEDIA121NT♦6-1+2
+0.0Round 8THAILAND Mixed114♠♥A+1+0
-0.0Round 8THAILAND Mixed143NT♣6+2+0
+0.0Round 10MINGXIN GROUP86NT♣7=+11
-0.2Round 10MINGXIN GROUP33♣♦10+2+6
-0.2Round 15NANGANG POWER243NT♥4+2+0
-0.3Round 8THAILAND Mixed134♦♠K=+0
-0.3Round 13CCSA23♠♠3-1+10
-0.4Round 7SCOTMARK72♦♦3=-1
-0.5Round 15NANGANG POWER253NT♠9+1+0
-0.7Round 12POLAND Mixed262♣♠6=-2
-0.9Round 13CCSA93NT♠10+2-2
-1.0Round 12POLAND Mixed212♠♦A=+0
-1.1Round 3BRAZIL Mixed264♥♠K+2-13
-1.2Round 7SCOTMARK31NT♣A+1+0
-1.2Round 9CHINESE TAIPEI Mixed283♥♦4-1-4
-1.2Round 10MINGXIN GROUP43♦♠2=+1
-1.3Round 1SHANGHAI GUHUA33♥♦A=+0
-1.3Round 7SCOTMARK83NT♦6=-11
-1.3Round 15NANGANG POWER274♠♥3-1-2
-1.5Round 8THAILAND Mixed153NT♣A+2-1
-1.5Round 13CCSA103♥♠7-1-6
-1.7Round 12POLAND Mixed243NT♥10-5+5
-1.7Round 15NANGANG POWER212♥♠3=+1
-1.8Round 15NANGANG POWER293♥♠6+1-8
-1.9Round 14FUJIAN BOSSSOFT113NT♣10=+1
-2.1Round 9CHINESE TAIPEI Mixed213♠♦A=-7
-2.1Round 10MINGXIN GROUP11NT♦10-1+1
-2.5Round 15NANGANG POWER283NT♥K+3-11
-2.6Round 7SCOTMARK65♦x♥6=-4
-2.6Round 12POLAND Mixed256♥♣K=+11
-2.7Round 10MINGXIN GROUP24♠♥A=-3
-2.8Round 7SCOTMARK54♣♥7-1-5
-2.8Round 15NANGANG POWER303NT♦4-1-5
-3.1Round 1SHANGHAI GUHUA84♠♦Q-1-10
-3.1Round 10MINGXIN GROUP73NT♦2=+0
-3.2Round 14FUJIAN BOSSSOFT161♠♦Q+2+0
-3.3Round 7SCOTMARK45♦♠K+1-3
-3.4Round 9CHINESE TAIPEI Mixed291NT♠6-1-1
-3.6Round 9CHINESE TAIPEI Mixed242♥♦5=-1
-3.7Round 5WUHAN XINGYUTU MEDIA154♥♠A-2+0
-3.7Round 7SCOTMARK23♥♦8-3-2
-4.2Round 7SCOTMARK11NT♦3+1-6
-4.5Round 13CCSA86♦♣J=+0
-4.7Round 1SHANGHAI GUHUA44♠♦2-1-6
-5.1Round 11SCOTLAND BLUE116♦♣5-1-4
-5.1Round 11SCOTLAND BLUE154♠♦5=+1
-5.2Round 11SCOTLAND BLUE133NT♣J+1-10
-5.5Round 12POLAND Mixed234♥♥5-1-6
-5.6Round 12POLAND Mixed273NT♥7-1-10
-5.7Round 5WUHAN XINGYUTU MEDIA173NT♦7=-6
-6.2Round 5WUHAN XINGYUTU MEDIA194♠♥4=-7
-6.7Round 3BRAZIL Mixed274♥x♠3=-7
-6.9Round 15NANGANG POWER223NT♠4-1-12
-7.0Round 12POLAND Mixed304♠x♥K-2-10
-7.5Round 3BRAZIL Mixed294♠♥J-1-6
-8.2Round 9CHINESE TAIPEI Mixed236♦♥9+1+7
-8.6Round 1SHANGHAI GUHUA53NT♦2-3-11
-9.1Round 12POLAND Mixed286♥♣8-2-14
-14.5Round 13CCSA77♣x♥K-2-15