ZHOU Tao · ZHAOHENG

83rank
+13.1Butler · 56 bds
+0.23per board
±3.8swing
+0.11vs par /bd
+0.19adjusted /bd
Butler per round: 11.3 11.3 11.3 1.8by round

vs par split: bidding +0.27 · play -0.15

Strength of schedule: opponents averaged -0.04/bd (an average draw) → opponent-adjusted +0.19/bd

Card play — on target: opening leads 100.0% · declarer play 80.0% · defence 92.3%

Card play by contract type — on target
vs NTvs a suit
Opening leads100.0% (2)100.0% (11)
Declarer play80.0% (5)80.0% (10)
Defence83.3% (6)95.0% (20)

Opening leads by suit led: ♠ 100.0% (6) · ♥ 100.0% (1) · ♦ 100.0% (2) · ♣ 100.0% (4)

vs par by strain: NT -0.94 (18) · a suit +0.65 (37)

vs par by level: part-score +0.30 (23) · game -0.83 (29) · slam +8.00 (3)

By role: declaring -0.14/bd (-1.83 vs par · 30) · defending +0.66/bd (+2.35 vs par · 26)

By vulnerability: vulnerable -0.03/bd (+0.46 vs par · 28) · not vulnerable +0.49/bd (-0.25 vs par · 28)

By round↑ top

RoundPartnerOpponentsRoomBdsButlerAvgvs par
Round of 64S.WuN.Gartaganis – J.GartaganisOpen14+7.1+0.51+2.14
Round of 64S.WuJ.Sprung – D.SprungOpen14-6.7-0.48-0.36
Round of 64S.WuJ.Sprung – D.SprungOpen14+10.9+0.78+0.21
Round of 32S.WuS.Hult – S.EkenbergClosed14+1.8+0.13-1.57

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
+10.6Round of 32SCHWARTZ164♠♣2=+10
+8.8Round of 64MIXED UP546♠♠4-1+13
+7.9Round of 64MIXED UP494♠♦10=+0
+5.9Round of 64MIXED UP202NT♣3-1+6
+5.5Round of 64MIXED UP373♣♠K-4+7
+4.8Round of 64MIXED UP282♠♣6-2-6
+4.2Round of 64MIXED UP504♥♠2-2+0
+3.6Round of 64MIXED UP346♠♦2-3+11
+3.5Round of 32SCHWARTZ183NT♠A+3+1
+2.9Round of 64MIXED UP153♠♦A-1+5
+2.9Round of 64MIXED UP295♥x♠8-2+3
+2.4Round of 64MIXED UP483NT♥3+2-12
+2.2Round of 64MIXED UP214♠x♥K-1+9
+2.0Round of 64MIXED UP242NT♥Q+2+2
+2.0Round of 64MIXED UP392♥♠3-1+5
+2.0Round of 32SCHWARTZ173NT♠5+2+0
+1.8Round of 64MIXED UP563NT♣10+1+1
+1.6Round of 64MIXED UP412♥♣K-2+2
+1.5Round of 32SCHWARTZ213NT♣4+3-10
+1.3Round of 32SCHWARTZ153NT♣9+2+0
+0.9Round of 64MIXED UP304♠♦Q+1+1
+0.8Round of 64MIXED UP434♦♥2=+5
+0.8Round of 64MIXED UP461NT♣2-1+3
+0.7Round of 64MIXED UP444♥♦3+1+4
+0.7Round of 64MIXED UP524♠♥2+1+0
+0.4Round of 64MIXED UP194♠♥K+1+0
+0.4Round of 64MIXED UP223NT♣6=-1
+0.2Round of 32SCHWARTZ243♥♣3-3+1
+0.1Round of 64MIXED UP384♥♣J+1+0
+0.1Round of 64MIXED UP471NT♦10+1+0
-0.2Round of 64MIXED UP451NT♥Q+1+1
-0.2Round of 64MIXED UP533NT♠2+1+0
-0.2Round of 32SCHWARTZ283NT♣K-1-10
-0.5Round of 32SCHWARTZ263NT♠J+3-1
-0.6Round of 32SCHWARTZ203♠♥3+1+1
-0.7Round of 64MIXED UP164♥♠6=+11
-0.8Round of 64MIXED UP263N♥5+1-1
-0.9Round of 64MIXED UP181NT♣Q=-2
-0.9Round of 64MIXED UP253♥♦K=+0
-0.9Round of 64MIXED UP404♠♥2+2-11
-1.3Round of 64MIXED UP174♠x♣5-1+0
-1.3Round of 64MIXED UP271NT♠4+1+5
-1.5Round of 64MIXED UP422♠♥9+1+0
-1.5Round of 32SCHWARTZ273♦♠7-1-5
-1.8Round of 64MIXED UP352♠♦2=-6
-1.9Round of 32SCHWARTZ256♦x♠A-3+0
-2.2Round of 32SCHWARTZ224♥♠A+1+0
-2.3Round of 32SCHWARTZ192♠x♠2-1-2
-2.6Round of 64MIXED UP361NTx♣3-1+0
-4.0Round of 64MIXED UP324♠♥K-2-2
-5.6Round of 64MIXED UP235♦♠J=+2
-5.7Round of 64MIXED UP313♦♦3+1-10
-6.8Round of 64MIXED UP333♠x♥3-2-5
-7.2Round of 64MIXED UP554♠♦A=+0
-8.1Round of 32SCHWARTZ235♠x♦K-2-7
-9.7Round of 64MIXED UP514♠♥A-1-12