ZHAN Hua · CHINA JUAN

47rank
+71.6Butler · 90 bds
+0.80per board
±5.0swing
+0.74vs par /bd · #103/471
+0.83adjusted /bd
Butler per round: -0.9 21.7 -2.4 3.2 14.4 7.9 6.5 -21.8 43by round

vs par split: bidding +0.90 · play -0.16

Strength of schedule: opponents averaged +0.03/bd (an average draw) → opponent-adjusted +0.83/bd

Card play — on target: opening leads 76.2% #282 of 469 · declarer play 80.0% #129 of 469 · defence 84.1% #245 of 471

Card play by contract type — on target
vs NTvs a suit
Opening leads57.1% (7)85.7% (14)
Declarer play42.9% (7)94.4% (18)
Defence85.7% (14)83.3% (30)

Opening leads by suit led: ♠ 100.0% (3) · ♥ 100.0% (3) · ♦ 57.1% (7) · ♣ 75.0% (8)

vs par by strain: NT -0.64 (28) · a suit +1.37 (62)

vs par by level: part-score +1.06 (35) · game +0.00 (48) · slam +4.29 (7)

By role: declaring +0.86/bd (-2.13 vs par · 46) · defending +0.73/bd (+3.75 vs par · 44)

By vulnerability: vulnerable +1.48/bd (+1.59 vs par · 46) · not vulnerable +0.08/bd (-0.14 vs par · 44)

By round↑ top

RoundPartnerOpponentsRoomBdsButlerAvgvs par
Round 3T.LiangD.Lindop – R.LebiOpen10-0.9-0.09+0.50
Round 4T.LiangD.Hnaris – C.DepasqualeOpen10+21.7+2.17+4.10
Round 5T.LiangH.Bangur – N.ChitlangiaOpen10-2.4-0.24+1.30
Round 8T.LiangJ.Shivdasani – K.AnklesariaClosed10+3.2+0.32-4.20
Round 9T.LiangE.Wijnen – A.BosOpen10+14.4+1.44+3.50
Round 10T.LiangJ.He – Z.WangOpen10+7.9+0.79+0.80
Round 13T.LiangS.Lev – B.HammanOpen10+6.5+0.65+2.30
Round 14T.LiangW.Wu – W.JiangOpen10-21.8-2.18-4.60
Round 15T.LiangN.Cantatore – P.RogersClosed10+43.0+4.30+3.00

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
+13.4Round 15CLARK286♠x♦6=+6
+12.2Round 9HRG NETHERLANDS287♠♦Q-2+17
+11.8Round 13SCHWARTZ102NT♣6+4+15
+11.5Round 5SHREE CEMENT135♥x♣K-3+12
+10.0Round 15CLARK294♥♦Q=+10
+8.8Round 3CANALIENS296♠♥8=+0
+8.1Round 9HRG NETHERLANDS276♥♣Q=+0
+8.1Round 13SCHWARTZ13NT♥10-2+11
+7.2Round 14WUHAN124♥♦A=+0
+6.9Round 4HUGHES103♣♠3+3+1
+6.8Round 15CLARK223NT♠Q+1+1
+6.6Round 4HUGHES44♥♣9=+0
+6.5Round 9HRG NETHERLANDS244♠x♥K=+5
+5.4Round 8TEXAN ACES194♠♣Q=-1
+5.0Round 3CANALIENS283NT♥4=+11
+5.0Round 10QUANZHOU FENGDA103NT♠9-2+8
+4.7Round 13SCHWARTZ54♠♣4-3+11
+4.6Round 14WUHAN185♣♠Q=-2
+4.4Round 10QUANZHOU FENGDA82♠♥Q-2+5
+4.4Round 15CLARK234♠♣3-3+10
+4.2Round 5SHREE CEMENT204♦♥J-1+5
+3.6Round 10QUANZHOU FENGDA15♣x♦K+1-7
+3.5Round 5SHREE CEMENT174♥♠J+2+11
+3.2Round 9HRG NETHERLANDS263♠♣9+1+10
+3.1Round 4HUGHES11NT♠4+2+10
+3.1Round 8TEXAN ACES173NT♣6=-14
+3.1Round 15CLARK254♠♣A-1+5
+2.9Round 4HUGHES23♣♠A-1+6
+2.9Round 13SCHWARTZ94♠♥2+1+0
+2.7Round 8TEXAN ACES132♠♥7+1+1
+2.6Round 9HRG NETHERLANDS252♥♥6+1+6
+2.5Round 4HUGHES33♥♠10=+1
+2.4Round 8TEXAN ACES125♦♥A=-1
+2.4Round 10QUANZHOU FENGDA24♥♥J-1-2
+2.1Round 3CANALIENS242♥x♦J-3+2
+2.0Round 9HRG NETHERLANDS213♥♣4-1+5
+1.9Round 15CLARK271♣♣3=-1
+1.7Round 15CLARK263♦♥K+1+0
+1.4Round 3CANALIENS222♠♣Q+1-8
+1.3Round 10QUANZHOU FENGDA64♥♠A=+0
+1.3Round 15CLARK212♠♦Q=-1
+1.1Round 4HUGHES96♠♥A+1+11
+1.1Round 5SHREE CEMENT144♥♣6=+0
+0.7Round 4HUGHES73NT♥7=+1
+0.5Round 8TEXAN ACES113NT♥6+1-10
+0.3Round 15CLARK244♥♦3+2+1
+0.1Round 9HRG NETHERLANDS221NT♦3+1+1
+0.1Round 13SCHWARTZ83NT♦K+2+0
+0.1Round 15CLARK303NT♣K+2-1
-0.1Round 14WUHAN144♠♥3+2-8
-0.3Round 4HUGHES83♦♠A=+0
-0.3Round 14WUHAN133NT♣3=+0
-0.5Round 3CANALIENS255♦♠A-1-5
-0.5Round 4HUGHES53♠♥5+1+1
-0.6Round 10QUANZHOU FENGDA71NT♥J-1+1
-0.7Round 8TEXAN ACES143♥♣3-1-2
-0.8Round 13SCHWARTZ32♥♠2+2-6
-0.8Round 14WUHAN195♣♦K=+5
-0.9Round 8TEXAN ACES153♣♦A+2+6
-1.0Round 9HRG NETHERLANDS233♠♦2-2+10
-1.1Round 3CANALIENS264♥♦Q=+0
-1.2Round 10QUANZHOU FENGDA93♦♥Q+1+0
-1.3Round 3CANALIENS271NT♠2+1+0
-1.3Round 4HUGHES64♠♦J+1+10
-1.4Round 10QUANZHOU FENGDA33NT♦10-2+2
-1.6Round 8TEXAN ACES201♥♣K+4-2
-1.8Round 10QUANZHOU FENGDA53NT♠2=+1
-2.0Round 13SCHWARTZ23NT♠2+1-1
-2.3Round 14WUHAN202♠♦Q-1+0
-2.7Round 5SHREE CEMENT181NT♦6=+8
-2.9Round 5SHREE CEMENT124♥♦A+2-1
-3.1Round 3CANALIENS214♠♣7-2+0
-3.2Round 8TEXAN ACES181NT♣5+1-11
-3.3Round 14WUHAN171NT♦8-5-4
-3.8Round 10QUANZHOU FENGDA41NT♥7+1+0
-4.1Round 5SHREE CEMENT113NT♠2+2-1
-4.2Round 5SHREE CEMENT192♥♠J+1-7
-4.3Round 5SHREE CEMENT162♠♣A+1-6
-4.5Round 5SHREE CEMENT153NT♣6-2-8
-4.5Round 8TEXAN ACES163NT♣K+2-8
-4.9Round 13SCHWARTZ43NT♠K-1-12
-5.2Round 13SCHWARTZ73NT♥6-2-8
-5.3Round 3CANALIENS305♥x♠J=+8
-6.4Round 14WUHAN165♥♦Q=-8
-6.9Round 3CANALIENS234♥♦4=-3
-8.2Round 13SCHWARTZ66♠♣K=+13
-8.4Round 14WUHAN154♠♥K-1-12
-8.6Round 9HRG NETHERLANDS293NT♠8-3-10
-10.7Round 9HRG NETHERLANDS303♣x♥A-4-9
-12.0Round 14WUHAN117♠♠8-1-17