CHEN Dawei · PLATINUM

74rank
+12.1Butler · 168 bds
+0.07per board
±4.7swing
-0.03vs par /bd · #25/40
+0.09adjusted /bd
Butler per round: 43.1 43.1 43.1 43.1 12.5 12.5 12.5 12.5 -43.5 -43.5 -43.5 -43.5by round

vs par split: bidding +0.29 · play -0.32

Strength of schedule: opponents averaged +0.02/bd (an average draw) → opponent-adjusted +0.09/bd

Card play — on target: opening leads 83.7% #20 of 40 · declarer play 83.6% #13 of 40 · defence 74.7% #39 of 40

Bidding activity — not a pass: 44.0% #21 of 40 (218/496)

Card play by contract type — on target
vs NTvs a suit
Opening leads85.7% (14)82.8% (29)
Declarer play81.8% (11)84.1% (44)
Defence62.5% (24)79.7% (59)

Opening leads by suit led: ♠ 78.6% (14) · ♥ 100.0% (9) · ♦ 81.8% (11) · ♣ 77.8% (9)

vs par by strain: NT +0.51 (39) · a suit -0.19 (129)

vs par by level: part-score +0.13 (67) · game -0.44 (90) · slam +2.36 (11)

By role: declaring +0.76/bd (-1.08 vs par · 85) · defending -0.64/bd (+1.05 vs par · 83)

By vulnerability: vulnerable +0.20/bd (+0.14 vs par · 84) · not vulnerable -0.06/bd (-0.20 vs par · 84)

By round↑ top

RoundPartnerOpponentsRoomBdsButlerAvgvs par
Round of 32M.ShiroganeC.Dwyer Rimstedt – K.Dwyer RimstedtOpen14-14.1-1.01+0.43
Round of 32M.ShiroganeJ.Millens – S.HuangOpen14+45.3+3.24+4.21
Round of 32M.ShiroganeC.Dwyer Rimstedt – K.Dwyer RimstedtOpen14+4.7+0.34+0.57
Round of 32M.ShiroganeC.Dwyer Rimstedt – K.Dwyer RimstedtOpen14+7.2+0.51-2.36
Round of 16M.ShiroganeK.Jin – P.ZhuClosed14+1.3+0.09+1.14
Round of 16M.ShiroganeA.Zareba – Y.ShenOpen14+15.7+1.12+1.93
Round of 16M.ShiroganeL.Gan – X.SunOpen14-30.5-2.18-5.43
Round of 16M.ShiroganeK.Jin – P.ZhuClosed14+26.0+1.86+1.50
QuarterfinalM.ShiroganeL.De Wijs – G.YettickOpen14-1.2-0.09-2.00
QuarterfinalM.ShiroganeL.De Wijs – G.YettickOpen14-8.9-0.64+1.21
QuarterfinalM.ShiroganeZ.Grossack – O.SchiresonClosed14-16.9-1.21-0.93
QuarterfinalM.ShiroganeA.Kaplan – G.VistOpen14-16.5-1.18-0.64

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
+13.9Round of 16SHEN546♣♦3-1+17
+12.2Round of 32MILLENS246♠♣T=+11
+12.1QuarterfinalYETTICK93NT♥T+1+0
+10.0Round of 32MILLENS394♥x♠A=+10
+9.4QuarterfinalYETTICK313NT♥6-2+8
+9.3QuarterfinalYETTICK66♣♥A=-2
+8.9Round of 32MILLENS274♥♠A=+7
+8.7QuarterfinalYETTICK182♥x♣3+1+10
+8.6Round of 16SHEN553NT♥6=-1
+8.4QuarterfinalYETTICK353NT♠5=+10
+8.2Round of 32MILLENS267NT♠5-1+17
+7.9Round of 32MILLENS314♥♠K+1+11
+7.7QuarterfinalYETTICK252NT♣J-1+10
+6.9Round of 32MILLENS153NT♠7-3+9
+6.4Round of 32MILLENS166♥♣8=+13
+6.3QuarterfinalYETTICK402♥♦K+1+6
+6.1Round of 16SHEN92♠♣K+3+3
+5.7QuarterfinalYETTICK105♥x♦Q=+12
+5.5Round of 32MILLENS174NT♦Q+2+11
+5.3Round of 16SHEN522♥♣K+1+6
+5.1Round of 32MILLENS484♠♥K=+0
+5.1QuarterfinalYETTICK545♥♠A-1-3
+4.9Round of 16SHEN152♥♣A+2+6
+4.7QuarterfinalYETTICK192♠♦K=+6
+4.5Round of 32MILLENS384♠x♥A-1+8
+4.5Round of 16SHEN204♦♥6=+0
+4.4Round of 16SHEN362♥♣Q+1+1
+4.3Round of 32MILLENS542♠♥A=+6
+4.3Round of 16SHEN162♣♠Q+2+0
+3.9Round of 32MILLENS144♠♥3=+8
+3.5Round of 16SHEN124♣♦A+1+0
+3.5Round of 16SHEN483NT♠3-1+0
+3.5Round of 16SHEN565♥♦A+1+3
+3.3Round of 32MILLENS456♣♥A+1-11
+3.3Round of 16SHEN173NT♥K-2+5
+3.3Round of 16SHEN223♠♥8=+1
+3.3Round of 16SHEN511NT♠5+1+6
+3.1Round of 32MILLENS182NT♠A-2+3
+3.1QuarterfinalYETTICK523NT♠5=+0
+2.7Round of 16SHEN232NT♠K+1+10
+2.5Round of 16SHEN44♥♦4-1-9
+2.2Round of 16SHEN473NT♥3=+0
+2.0Round of 32MILLENS53♥♦A-1+5
+2.0Round of 32MILLENS114♥♦7=-1
+2.0QuarterfinalYETTICK295♣♦K-1+5
+1.9Round of 32MILLENS332♥♠J+1+0
+1.8Round of 32MILLENS193♥♦A-1+5
+1.6Round of 32MILLENS33♦♠A-1-2
+1.6Round of 32MILLENS494♦♠6=+0
+1.5Round of 32MILLENS123♠♥2-1+6
+1.5Round of 16SHEN14♥♣2-2+6
+1.5Round of 16SHEN214♠♣6-1+5
+1.4Round of 16SHEN184♥♦3+2+11
+1.3Round of 16SHEN263♣♠9-1-5
+1.3QuarterfinalYETTICK174♠♣3=-1
+1.2Round of 16SHEN25♠♣A-3+8
+1.1Round of 32MILLENS72♠♠5+1+10
+1.1Round of 32MILLENS533♦♠2-1-2
+1.1Round of 16SHEN114♠♣5+1+1
+1.1Round of 16SHEN324♠♦K+1+0
+1.1Round of 16SHEN534♥♦J+1+0
+1.1QuarterfinalYETTICK493NT♥4=+13
+1.0Round of 32MILLENS134♠♥A=+0
+0.9Round of 32MILLENS233♥♣6-1-1
+0.9Round of 16SHEN304♥♣K+2-12
+0.9Round of 16SHEN403♥x♦5-1-11
+0.9QuarterfinalYETTICK244♦♠T-1+4
+0.7Round of 16SHEN423NT♦7+1-11
+0.7Round of 16SHEN452♠♣K=+0
+0.7QuarterfinalYETTICK54♣♥T-1+2
+0.7QuarterfinalYETTICK423♠♣4+1-6
+0.7QuarterfinalYETTICK474♠♦6+1-10
+0.5Round of 32MILLENS64♥♥3+2+11
+0.5Round of 32MILLENS94♠x♣9-2-5
+0.5Round of 32MILLENS102♥♠2=-1
+0.5Round of 32MILLENS433♦♦5+1+0
+0.5Round of 16SHEN34♥♦7+1+0
+0.5Round of 16SHEN63♦♣8+2+0
+0.5Round of 16SHEN244♥♣K-2+0
+0.4Round of 32MILLENS353NT♦2+2+0
+0.4QuarterfinalYETTICK113NT♥4+1+1
+0.3Round of 16SHEN393♠♥Q=-7
+0.3QuarterfinalYETTICK15♦♣K=+1
+0.2Round of 32MILLENS323♥♠Q-1+0
+0.2Round of 16SHEN134♥♠3+1+0
+0.1Round of 32MILLENS283♦♣2-1-4
+0.1Round of 32MILLENS463♣♥Q+1+0
+0.0Round of 32MILLENS513NT♠4+2-13
-0.0QuarterfinalYETTICK25♣♦A=-3
-0.1QuarterfinalYETTICK554♠♦5+2+11
-0.2Round of 32MILLENS564♥♣3=+0
-0.3Round of 32MILLENS224♠♠5+1+0
-0.3Round of 32MILLENS446♣♦5=-1
-0.3QuarterfinalYETTICK511NT♦3=-1
-0.4QuarterfinalYETTICK123NT♥3+1+0
-0.4QuarterfinalYETTICK143NT♠8+1+0
-0.5Round of 32MILLENS346♣x♠A-1+0
-0.5Round of 32MILLENS364♥♦Q=-3
-0.6QuarterfinalYETTICK322NT♥9+1-6
-0.6QuarterfinalYETTICK344♥♦7=-1
-0.6QuarterfinalYETTICK463♠♦J-1+2
-0.7Round of 16SHEN274♥♦6=+0
-0.7Round of 16SHEN464♠♠7+3+12
-0.7QuarterfinalYETTICK42♦♣Q=-6
-0.8Round of 16SHEN413NT♠K+1+0
-0.9Round of 16SHEN502♥♠6+1+0
-1.0Round of 16SHEN193♦♠K-2+0
-1.0QuarterfinalYETTICK382NT♦3+3+9
-1.1QuarterfinalYETTICK224♥♣7-1+10
-1.1QuarterfinalYETTICK563♣♠Q=+0
-1.2Round of 32MILLENS472♠♣Q+1+0
-1.2Round of 16SHEN75♦♣3+2-1
-1.3QuarterfinalYETTICK445♣♠A-1-2
-1.4Round of 16SHEN144♥♠2-2+1
-1.5Round of 32MILLENS202♥♦K=+1
-1.7Round of 16SHEN255♣♠A=+5
-1.7QuarterfinalYETTICK34♥♦3+2-1
-1.7QuarterfinalYETTICK263NT♥J+1+0
-1.8Round of 32MILLENS411NT♦Q+1-1
-1.8Round of 32MILLENS504♥♦A=+0
-2.0Round of 32MILLENS553♣♥T+1-1
-2.1Round of 16SHEN442♠♣T+1-1
-2.1QuarterfinalYETTICK394♣♥A-1-3
-2.2Round of 32MILLENS212♠♥3=-6
-2.5Round of 32MILLENS303♠♣A-1-4
-2.5Round of 16SHEN84♥♠3=-3
-2.6Round of 32MILLENS402♥♠T-1+1
-2.6Round of 16SHEN384♥♠6+1+0
-2.6QuarterfinalYETTICK482♠♠8-1-5
-2.7QuarterfinalYETTICK332NT♣Q+1-1
-2.9Round of 32MILLENS424♣♠A=-1
-2.9QuarterfinalYETTICK284♥♣3-2-6
-3.0QuarterfinalYETTICK85♦♣5-1-8
-3.0QuarterfinalYETTICK273♥♠4=+0
-3.1Round of 16SHEN495♥♠A+1-8
-3.1QuarterfinalYETTICK533NT♥2-1-6
-3.3Round of 32MILLENS524♠♦Q+2-11
-3.3Round of 16SHEN52♠♦A+1+10
-3.4QuarterfinalYETTICK211♠♦4+1-7
-3.5Round of 16SHEN315♠♣9+1-11
-3.6QuarterfinalYETTICK453NT♠5=+1
-3.7Round of 16SHEN336♦♣4=+11
-3.7QuarterfinalYETTICK203NT♣5+1+0
-3.9Round of 32MILLENS374♦♠Q-3-8
-4.0Round of 16SHEN293NT♥3+3-11
-4.0Round of 16SHEN372NT♥K+1-2
-4.2Round of 32MILLENS24♥♦7+1-1
-4.7Round of 32MILLENS253NT♠3=-7
-4.9QuarterfinalYETTICK154♠♣A-1-8
-4.9QuarterfinalYETTICK233♠♥A+1-1
-5.5Round of 32MILLENS85♣♥7=-6
-5.5Round of 32MILLENS294♠♠5-1-5
-5.7QuarterfinalYETTICK501NT♥5+1-6
-6.0QuarterfinalYETTICK363NT♥3=-7
-6.6QuarterfinalYETTICK164♥♣2=+0
-7.1Round of 16SHEN353NT♠7-2-9
-7.4Round of 16SHEN105♠x♣9-2+0
-7.8Round of 32MILLENS44♠♦8-1-6
-8.1QuarterfinalYETTICK434♥♦A=-3
-8.3QuarterfinalYETTICK375♣x♥T-2-5
-8.6Round of 16SHEN283NTx♦T+1-11
-9.3Round of 16SHEN435♥♠J-2-13
-9.4QuarterfinalYETTICK304♠x♥A-1-5
-10.6QuarterfinalYETTICK73♣x♠7-2-9
-11.2Round of 32MILLENS13♥x♠K=-12
-12.9QuarterfinalYETTICK137♥x♠A-2-15
-13.0QuarterfinalYETTICK414♠♥6-2-17
-13.1Round of 16SHEN346♠♦7-1-14