ZHANG Jiong · BRIDGEFRIENDS

332rank
-1.8Butler · 120 bds
-0.01per board
±4.4swing
+0.00vs par /bd · #287/567
-0.26adjusted /bd
Butler per round: -13.1 -2.7 16.6 9.3 -7.5 -15.5 16.8 -17.4 17 8.5 15.1 -28.9by round

vs par split: bidding +0.23 · play -0.23

Strength of schedule: opponents averaged -0.24/bd (an easy draw) → opponent-adjusted -0.26/bd

Card play — on target: opening leads 80.0% #293 of 567 · declarer play 70.8% #421 of 567 · defence 82.3% #297 of 567

Card play by contract type — on target
vs NTvs a suit
Opening leads57.1% (7)87.0% (23)
Declarer play66.7% (6)72.2% (18)
Defence68.8% (16)87.0% (46)

Opening leads by suit led: ♠ 85.7% (7) · ♥ 90.0% (10) · ♦ 40.0% (5) · ♣ 87.5% (8)

vs par by strain: NT -2.09 (35) · a suit +0.86 (85)

vs par by level: part-score +0.22 (60) · game -0.66 (58) · slam +12.50 (2)

By role: declaring -0.62/bd (-2.60 vs par · 58) · defending +0.55/bd (+2.44 vs par · 62)

By vulnerability: vulnerable +0.35/bd (+0.05 vs par · 62) · not vulnerable -0.41/bd (-0.05 vs par · 58)

By round↑ top

RoundPartnerOpponentsRoomBdsButlerAvgvs par
Round 1W.ShenH.Liu – Y.ZhangOpen10-13.1-1.31-0.60
Round 2W.ShenT.Chodchoy – T.JitngamkusolOpen10-2.7-0.27+2.10
Round 3Y.DuanS.Rungsathit – P.SuriyaOpen10+16.6+1.66+2.70
Round 4W.ShenD.Tao – W.CaiClosed10+9.3+0.93+0.90
Round 5W.ShenK.Fan – P.TsaiOpen10-7.5-0.75-0.20
Round 6W.ShenS.Sze – W.ChiuOpen10-15.5-1.55-3.20
Round 7W.ShenC.Bernstein – S.WheelerClosed10+16.8+1.68-1.10
Round 9Y.DuanX.Guo – S.CaoOpen10-17.4-1.74-4.60
Round 10W.ShenD.Rotchell – P.MathieuOpen10+17.0+1.70+4.20
Round 11W.ShenZ.Ba – H.WangClosed10+8.5+0.85+1.80
Round 13W.ShenJ.Gan – Y.JiangOpen10+15.1+1.51+3.30
Round 15W.ShenE.Mcgowan – F.McquakerClosed10-28.9-2.89-5.30

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
+12.2Round 7LEWIS55♥x♠8-3+12
+11.9Round 13UICC WUHAN87♦♠9-1+14
+9.5Round 10CARIBBEAN PIRATES63NT♣7=+10
+9.0Round 11NEIMENGGU133NT♠A-2+8
+7.7Round 3BANGKOK MIND SPORT284♠♣10-1+11
+7.6Round 11NEIMENGGU115♦x♠4=+10
+7.4Round 4ZJJDWUHANYUAN25♥x♦3=+10
+7.1Round 9WUHAN JIANG AN AREA214♠x♦A-1+11
+7.0Round 13UICC WUHAN14♥♥10-1+10
+6.8Round 2BBC THAILAND193NT♣A=+10
+6.0Round 4ZJJDWUHANYUAN74♠♦3-1+6
+5.9Round 10CARIBBEAN PIRATES91NTx♠2=+3
+5.9Round 15SCOTMARK223NT♥6=+0
+5.0Round 4ZJJDWUHANYUAN43NT♦3+1-1
+5.0Round 5CHINESE TAIPEI Mixed134♠♣Q=+0
+4.9Round 9WUHAN JIANG AN AREA274♠♥A-1+10
+4.9Round 13UICC WUHAN103♠x♠6-1+2
+4.6Round 11NEIMENGGU164♥♣Q-2+6
+4.5Round 7LEWIS64♥♦3-2+5
+4.3Round 3BANGKOK MIND SPORT253♦♦8+1+1
+4.2Round 7LEWIS93NT♦8=-13
+4.1Round 3BANGKOK MIND SPORT233NT♣2-2+7
+4.0Round 10CARIBBEAN PIRATES52♠♦3-2+7
+4.0Round 11NEIMENGGU193NT♦6=+0
+3.8Round 3BANGKOK MIND SPORT212♥♠K+1+7
+3.7Round 10CARIBBEAN PIRATES44♦♠A-1+6
+3.6Round 1HENGZHOU FINANCE32NT♦9-1+5
+3.6Round 5CHINESE TAIPEI Mixed194♠♣A-1+5
+3.6Round 6KONG HAN275♠x♦J-1+9
+2.7Round 2BBC THAILAND183♣♦A-1+1
+2.7Round 3BANGKOK MIND SPORT274♥♠6=+3
+2.3Round 9WUHAN JIANG AN AREA242♠♣K-1-1
+2.2Round 7LEWIS103♥♦4-1-1
+2.0Round 1HENGZHOU FINANCE92♠♣8-1+6
+1.9Round 7LEWIS14♥♣10-2+0
+1.6Round 5CHINESE TAIPEI Mixed152♥♠K=+5
+1.6Round 6KONG HAN232♥♣5+1+0
+1.5Round 1HENGZHOU FINANCE22♦♠4+2+0
+1.3Round 5CHINESE TAIPEI Mixed202♠♣4+2+1
+1.3Round 10CARIBBEAN PIRATES102♠♥A=+0
+1.1Round 3BANGKOK MIND SPORT265♥♠K+1+13
+1.0Round 13UICC WUHAN74♠♥5=-1
+0.9Round 6KONG HAN243♦♣3=+0
+0.9Round 13UICC WUHAN42♠♥2-1+0
+0.8Round 11NEIMENGGU202♦♣2=+1
+0.7Round 13UICC WUHAN62NT♠3=+7
+0.6Round 1HENGZHOU FINANCE13♠♣4+1+6
+0.6Round 2BBC THAILAND131NT♦K=-1
+0.6Round 4ZJJDWUHANYUAN34♥♦3+2+11
+0.5Round 10CARIBBEAN PIRATES34♣♥A=+7
+0.3Round 4ZJJDWUHANYUAN15♥♦3=+0
+0.2Round 5CHINESE TAIPEI Mixed113♠♦J=+0
+0.1Round 2BBC THAILAND203♥x♣A-1+7
+0.1Round 13UICC WUHAN93NT♠10+1-1
+0.0Round 5CHINESE TAIPEI Mixed121NT♦6-1+2
+0.0Round 10CARIBBEAN PIRATES86NT♣7=+11
-0.1Round 1HENGZHOU FINANCE43♥♦9=+0
-0.1Round 3BANGKOK MIND SPORT223NT♠Q-1-5
-0.2Round 11NEIMENGGU182♥♣J-1+0
-0.3Round 2BBC THAILAND173♠♥A=+7
-0.3Round 3BANGKOK MIND SPORT304♥♠A+1+0
-0.3Round 7LEWIS72♣♠2-1+0
-0.4Round 1HENGZHOU FINANCE72♠♦A-1-1
-0.5Round 4ZJJDWUHANYUAN54♠♦3=+0
-0.5Round 15SCOTMARK253NT♦A+1+0
-0.6Round 2BBC THAILAND143♦♥6=-5
-0.6Round 5CHINESE TAIPEI Mixed163♣♠Q+1+7
-0.7Round 9WUHAN JIANG AN AREA254♥♦8+3-10
-0.8Round 7LEWIS32♦♣A+1+0
-0.9Round 6KONG HAN302♣♣3+2-7
-1.2Round 6KONG HAN281NT♦10+1+1
-1.3Round 7LEWIS83NT♦Q=-11
-1.3Round 15SCOTMARK273♠♣K-1-2
-1.5Round 3BANGKOK MIND SPORT243NT♥K+2+0
-1.5Round 11NEIMENGGU172♠♣4+1+6
-1.6Round 4ZJJDWUHANYUAN101NT♦3+1-1
-1.7Round 4ZJJDWUHANYUAN82NT♦3-1-4
-1.8Round 9WUHAN JIANG AN AREA304♠♦Q-1-10
-1.8Round 13UICC WUHAN53♥♥4=+6
-1.8Round 15SCOTMARK233♥♥2=-1
-2.0Round 2BBC THAILAND154♠x♠5-1+0
-2.0Round 4ZJJDWUHANYUAN62♥♦3-2-3
-2.1Round 2BBC THAILAND123♠♥Q=+8
-2.1Round 5CHINESE TAIPEI Mixed142NT♦J=-6
-2.1Round 10CARIBBEAN PIRATES12♥♦10-1+1
-2.4Round 6KONG HAN263♣♠Q-2-2
-2.5Round 7LEWIS22♠♣K-2+0
-2.5Round 15SCOTMARK283NT♥J+3-11
-2.7Round 6KONG HAN222♠♥K-2-2
-2.7Round 10CARIBBEAN PIRATES24♠♥A=-3
-2.8Round 13UICC WUHAN22♥♦K-3+8
-2.8Round 15SCOTMARK262NT♣Q=-11
-2.8Round 15SCOTMARK303NT♦5-1-5
-3.1Round 1HENGZHOU FINANCE84♠♥4-1-10
-3.1Round 10CARIBBEAN PIRATES73NT♦7=+0
-3.2Round 9WUHAN JIANG AN AREA225♦♣A-1-5
-3.3Round 2BBC THAILAND115♦♥3=+1
-3.3Round 7LEWIS45♦♠5+1-3
-3.5Round 1HENGZHOU FINANCE64♦♥3-2+6
-3.5Round 15SCOTMARK212♥♦6+2-1
-3.7Round 9WUHAN JIANG AN AREA283♥♦4=-2
-3.9Round 6KONG HAN213NTx♣8-2-9
-4.1Round 9WUHAN JIANG AN AREA233NT♥9+1-14
-4.2Round 4ZJJDWUHANYUAN92♦♦3-3-9
-4.6Round 2BBC THAILAND163NT♥4+1-7
-4.7Round 11NEIMENGGU123♥♦J+1-6
-5.0Round 6KONG HAN294♠♦J+2-13
-5.2Round 3BANGKOK MIND SPORT294♠♥J=-10
-5.2Round 11NEIMENGGU145♣♦Q=-7
-5.5Round 6KONG HAN253NT♥10-3-9
-5.7Round 5CHINESE TAIPEI Mixed173NT♠2=-6
-5.9Round 11NEIMENGGU153NT♦K+2+0
-6.8Round 1HENGZHOU FINANCE104♣x♠2-1-8
-6.8Round 13UICC WUHAN33NT♥Q-1-12
-6.9Round 1HENGZHOU FINANCE54♠♣10-1-10
-7.9Round 15SCOTMARK242♣♠8+2-8
-8.0Round 9WUHAN JIANG AN AREA294♠♥A=-10
-10.2Round 9WUHAN JIANG AN AREA262♦♣5+3-15
-10.8Round 5CHINESE TAIPEI Mixed183NT♥K=-10
-11.7Round 15SCOTMARK293♣♠K-5-14