DONG Chunhui · CHINA OPEN TEAM 1

144rank
+2.7Butler · 84 bds
+0.03per board
±3.9swing
+0.54vs par /bd
-0.01adjusted /bd
Butler per round: -9.7 -9.7 -9.7 12.4 12.4 12.4by round

vs par split: bidding +0.67 · play -0.13

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

Card play — on target: opening leads 82.8% · declarer play 83.3% · defence 87.5%

Bidding activity — not a pass: 38.3% (87/227)

Card play by contract type — on target
vs NTvs a suit
Opening leads70.0% (10)89.5% (19)
Declarer play·83.3% (12)
Defence84.6% (13)88.6% (35)

Opening leads by suit led: ♠ 66.7% (6) · ♥ 77.8% (9) · ♦ 90.0% (10) · ♣ 100.0% (4)

vs par by strain: NT -0.78 (23) · a suit +1.03 (61)

vs par by level: part-score -0.50 (30) · game +0.71 (48) · slam +4.33 (6)

By role: declaring +1.39/bd (-1.42 vs par · 36) · defending -0.99/bd (+2.00 vs par · 48)

By vulnerability: vulnerable -0.66/bd (-0.62 vs par · 42) · not vulnerable +0.72/bd (+1.69 vs par · 42)

By round↑ top

RoundPartnerOpponentsRoomBdsButlerAvgvs par
Round of 64G.ShenN.Saada – I.BareketOpen14+11.8+0.84-1.57
Round of 64G.ShenO.Herbst – A.AsulinOpen14+15.1+1.08+0.93
Round of 64G.ShenO.Herbst – A.AsulinOpen14-36.6-2.61-0.07
Round of 32G.ShenR.Gomez – P.GoncalvesOpen14-10.5-0.75+3.29
Round of 32G.ShenR.Gomez – P.GoncalvesOpen14+20.5+1.46+0.71
Round of 32G.ShenR.Gomez – P.GoncalvesOpen14+2.4+0.17-0.07

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
+13.6Round of 32TRICK OR TREAT367♥x♠K-5+15
+9.3Round of 32TRICK OR TREAT63NT♥K-3+10
+7.9Round of 64PATRICK SAADA147♠♣7=+0
+7.8Round of 32TRICK OR TREAT383♥♦6+1+10
+7.5Round of 64PATRICK SAADA312♦♦K-3+9
+6.6Round of 64PATRICK SAADA325♦♦5=-13
+6.0Round of 32TRICK OR TREAT474♠♥A=+6
+5.3Round of 32TRICK OR TREAT104♥♣K+1+4
+4.8Round of 64PATRICK SAADA113NT♠8+3+2
+4.5Round of 32TRICK OR TREAT556♠♦K=+0
+4.3Round of 32TRICK OR TREAT53NT♥8=+0
+4.3Round of 32TRICK OR TREAT482♦x♥3-1+3
+4.1Round of 64PATRICK SAADA61♠♣T=+12
+3.3Round of 32TRICK OR TREAT512♠♣A-1+6
+3.2Round of 64PATRICK SAADA133♥♠5-1-6
+3.0Round of 64PATRICK SAADA43NT♠8+1+1
+3.0Round of 32TRICK OR TREAT462♥♦A=+6
+2.6Round of 32TRICK OR TREAT302♥♦K=+0
+2.5Round of 64PATRICK SAADA403NT♥Q+1+14
+2.3Round of 64PATRICK SAADA425♦x♣K-2+0
+1.9Round of 64PATRICK SAADA393♣♦Q=+0
+1.8Round of 64PATRICK SAADA464♥♥7+2+11
+1.8Round of 32TRICK OR TREAT44♥♦2-1+12
+1.5Round of 32TRICK OR TREAT533NT♥A-1+6
+1.1Round of 64PATRICK SAADA532♦♠T=-2
+1.1Round of 32TRICK OR TREAT413NT♦5=-1
+1.1Round of 32TRICK OR TREAT502♠♠2+2-6
+0.8Round of 64PATRICK SAADA295♦x♠K-1+0
+0.8Round of 64PATRICK SAADA363NT♥6+1+0
+0.8Round of 64PATRICK SAADA372♥♣Q+2+8
+0.8Round of 32TRICK OR TREAT352♠♣2=+6
+0.7Round of 64PATRICK SAADA335♦♠A-1+6
+0.3Round of 64PATRICK SAADA13♠♥2-1+8
+0.3Round of 64PATRICK SAADA104♥♦K=+0
+0.3Round of 32TRICK OR TREAT314♥♣K+1+0
+0.3Round of 32TRICK OR TREAT424♥♠7+1+0
+0.2Round of 32TRICK OR TREAT292♦♣Q=+0
+0.1Round of 64PATRICK SAADA53NT♦J-1-12
+0.1Round of 64PATRICK SAADA453NT♥6+3-11
+0.1Round of 64PATRICK SAADA474♠♦5+1+17
+0.1Round of 32TRICK OR TREAT394♠♣Q+1+0
+0.0Round of 32TRICK OR TREAT95♦♠A=+2
-0.1Round of 64PATRICK SAADA92♦♣A+2-7
-0.2Round of 64PATRICK SAADA343NT♣T+1+0
-0.2Round of 32TRICK OR TREAT83NT♥2+1+0
-0.3Round of 32TRICK OR TREAT332♥♦2=+0
-0.4Round of 64PATRICK SAADA24♠♣Q=-11
-0.5Round of 64PATRICK SAADA493NT♣Q+1-1
-0.5Round of 32TRICK OR TREAT444♠♣A+1+0
-0.5Round of 32TRICK OR TREAT522♠♣2+1+0
-0.6Round of 32TRICK OR TREAT562♠♥K+1-10
-0.7Round of 64PATRICK SAADA32♥♦Q-2+1
-0.9Round of 32TRICK OR TREAT373♠♦T-1-8
-1.0Round of 64PATRICK SAADA523♣♦5+2-1
-1.0Round of 32TRICK OR TREAT23NT♠2+1+0
-1.0Round of 32TRICK OR TREAT403♠♦Q+1-12
-1.4Round of 32TRICK OR TREAT344♥♠A=+0
-1.7Round of 64PATRICK SAADA383NT♦Q+1+0
-1.7Round of 64PATRICK SAADA443NT♦Q+3-1
-1.9Round of 64PATRICK SAADA304♥♦5=+0
-2.0Round of 64PATRICK SAADA353♥♣5-3-5
-2.2Round of 64PATRICK SAADA84♠x♥A-2+0
-2.3Round of 32TRICK OR TREAT143♦♣Q-1-2
-2.4Round of 32TRICK OR TREAT125♠♥6=+11
-2.7Round of 32TRICK OR TREAT321NT♥A+1+0
-2.9Round of 64PATRICK SAADA505♠♥5-3+3
-3.0Round of 64PATRICK SAADA414♥♣2-1-6
-3.2Round of 32TRICK OR TREAT542NT♥6=-6
-3.3Round of 64PATRICK SAADA73NT♦4+3-5
-3.4Round of 64PATRICK SAADA543♣♦6-1-5
-3.5Round of 32TRICK OR TREAT15♣♠A=+11
-3.5Round of 32TRICK OR TREAT434♠x♥T+1-6
-3.9Round of 64PATRICK SAADA556♥♦6=+0
-4.0Round of 64PATRICK SAADA566♦♠K=+11
-4.3Round of 32TRICK OR TREAT74♠♣A=+0
-4.8Round of 32TRICK OR TREAT115♦♥K+1-1
-5.2Round of 64PATRICK SAADA123NT♦T=-5
-5.5Round of 32TRICK OR TREAT36♣♥4=+0
-5.9Round of 64PATRICK SAADA433NT♠3=+2
-6.1Round of 64PATRICK SAADA513NT♠4+1-11
-6.1Round of 32TRICK OR TREAT493NT♠2=+0
-6.9Round of 32TRICK OR TREAT455♦♠K=+0
-7.2Round of 32TRICK OR TREAT133♦♥A+1-1
-10.3Round of 64PATRICK SAADA483♠x♥3=-13