ZHUANG Zejun · SAIC VW

16rank
+84.8Butler · 80 bds
+1.06per board
±4.5swing
-0.10vs par /bd · #263/471
+1.51adjusted /bd
Butler per round: 2.6 24.2 30.2 -12.3 -11.6 32.9 5 13.8by round

vs par split: bidding -0.39 · play +0.29

Strength of schedule: opponents averaged +0.45/bd (a tough draw) → opponent-adjusted +1.51/bd

Card play — on target: opening leads 68.8% #405 of 469 · declarer play 82.6% #93 of 469 · defence 94.3% #18 of 471

Card play by contract type — on target
vs NTvs a suit
Opening leads50.0% (4)75.0% (12)
Declarer play66.7% (6)88.2% (17)
Defence100.0% (7)92.9% (28)

Opening leads by suit led: ♠ 50.0% (2) · ♥ 75.0% (4) · ♦ 80.0% (5) · ♣ 60.0% (5)

vs par by strain: NT -0.67 (18) · a suit +0.07 (62)

vs par by level: part-score -0.66 (35) · game +0.00 (40) · slam +3.00 (5)

By role: declaring +1.35/bd (-2.11 vs par · 45) · defending +0.69/bd (+2.49 vs par · 35)

By vulnerability: vulnerable +1.39/bd (+0.40 vs par · 40) · not vulnerable +0.73/bd (-0.60 vs par · 40)

By round↑ top

RoundPartnerOpponentsRoomBdsButlerAvgvs par
Round 5Z.ShaoD.Poerwanti – F.FelisiaClosed10+2.6+0.26+1.60
Round 8Z.ShaoS.Sun – M.KangClosed10+24.2+2.42-2.10
Round 9Z.ShaoB.Satyanarayana – K.NadarOpen10+30.2+3.02+0.00
Round 10Z.ShaoM.Sun – D.ChenOpen10-12.3-1.23-1.30
Round 11Z.ShaoH.Lasut – E.ManoppoClosed10-11.6-1.16+0.00
Round 13Z.ShaoJ.Jansma – G.PaulissenClosed10+32.9+3.29+4.50
Round 14Z.ShaoZ.Mahmood – C.MartelOpen10+5.0+0.50-2.90
Round 15Z.ShaoC.Ho – A.ChaoOpen10+13.8+1.38-0.60

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
+14.0Round 13WHITE HOUSE107♣♠J-1+17
+10.5Round 9NADAR263♠x♣9+1+7
+10.5Round 15CHINESE TAIPEI263♦x♥A=+11
+10.2Round 13WHITE HOUSE73NT♦2+1+10
+9.0Round 10YEH MIX104♥♦4=+10
+8.9Round 5TELKOM UNIVERSITY134♠♥3=+10
+8.3Round 13WHITE HOUSE43NT♠K=+0
+7.9Round 14FLEISHER166♥♠7-1+9
+7.2Round 8BEIJING TRINERGY164♣x♦A-1+5
+6.6Round 5TELKOM UNIVERSITY115♦♥10-1+10
+5.5Round 13WHITE HOUSE22NT♣Q=+7
+5.4Round 8BEIJING TRINERGY194♠♣Q=-1
+5.3Round 15CHINESE TAIPEI253♠♣A-2+7
+4.6Round 13WHITE HOUSE64♠♣K+2+17
+4.6Round 14FLEISHER185♣♠K=-2
+4.4Round 8BEIJING TRINERGY152NT♦A-1+10
+4.4Round 15CHINESE TAIPEI234♠♠6-3+10
+4.3Round 14FLEISHER116♠♥5=-11
+3.8Round 9NADAR253♥♦A-2+0
+3.7Round 8BEIJING TRINERGY173NT♣6+1-14
+3.7Round 9NADAR211♠♥8+3+1
+3.5Round 5TELKOM UNIVERSITY174♥♠J+2+11
+3.2Round 9NADAR242♠♥K+2+6
+3.1Round 9NADAR233♠♥2-3-8
+2.9Round 13WHITE HOUSE94♠♠4+1+0
+2.7Round 8BEIJING TRINERGY132♠♥10+1+1
+2.6Round 5TELKOM UNIVERSITY183NT♦6-2+11
+2.6Round 9NADAR286♥♥J=-11
+2.4Round 8BEIJING TRINERGY125♦♣J=-1
+2.4Round 9NADAR274♥♣Q+2+11
+2.1Round 11INDONESIA SENIORS183♠♣K-2+11
+1.8Round 10YEH MIX53NT♣4=-1
+1.8Round 11INDONESIA SENIORS164♥♠3=+0
+1.6Round 10YEH MIX72♠♠Q+1+0
+1.4Round 9NADAR293♦♥Q+1+0
+1.4Round 10YEH MIX33NT♦J-2-2
+1.2Round 10YEH MIX93♦♥Q+1+0
+1.0Round 8BEIJING TRINERGY143♣♠A=+0
+0.9Round 10YEH MIX82NT♣7-2+0
+0.8Round 9NADAR222♠♦4+1+0
+0.5Round 8BEIJING TRINERGY113NT♥10+1-10
+0.3Round 15CHINESE TAIPEI244♥♦K+2+1
+0.2Round 11INDONESIA SENIORS113NT♠3=-11
+0.1Round 13WHITE HOUSE83NT♥7+2+0
+0.1Round 15CHINESE TAIPEI303NT♣K+2-1
-0.1Round 11INDONESIA SENIORS196♣♥A=+11
-0.1Round 14FLEISHER144♠♣Q+2-8
-0.3Round 14FLEISHER133NT♥J=+0
-0.3Round 15CHINESE TAIPEI222♠♦A-1-7
-0.4Round 14FLEISHER173♣♠K-3-1
-0.6Round 15CHINESE TAIPEI213♥♣J-1-3
-0.7Round 8BEIJING TRINERGY201♥♣K+3-1
-1.2Round 5TELKOM UNIVERSITY202♦♥2+2-1
-1.2Round 15CHINESE TAIPEI271NT♥10-1-4
-1.3Round 9NADAR303♣♥A-3-6
-1.3Round 14FLEISHER195♣♦K+1+5
-1.4Round 11INDONESIA SENIORS172♥♦10=-8
-1.6Round 13WHITE HOUSE32♥♣4+1-6
-2.0Round 11INDONESIA SENIORS125♥♦10=+0
-2.1Round 5TELKOM UNIVERSITY124♥♦10+1+0
-2.3Round 11INDONESIA SENIORS142♥♠3-3-1
-2.3Round 14FLEISHER203♣♣5-1+0
-2.3Round 15CHINESE TAIPEI294♥♠5-1-6
-2.4Round 8BEIJING TRINERGY182♦♦10+3-10
-2.4Round 10YEH MIX24♥♦K-1+2
-2.4Round 15CHINESE TAIPEI285♦x♠J-3-14
-2.6Round 14FLEISHER122♠♥5=-11
-3.0Round 11INDONESIA SENIORS152♦♣6=+0
-3.0Round 13WHITE HOUSE14♠♥5=+0
-3.4Round 5TELKOM UNIVERSITY162♠♣A=-5
-3.4Round 11INDONESIA SENIORS133NT♣6=+1
-3.5Round 11INDONESIA SENIORS205♣♦4=-3
-3.6Round 5TELKOM UNIVERSITY144♥x♣2=-5
-3.7Round 10YEH MIX44♥♣6-2-8
-4.2Round 5TELKOM UNIVERSITY192♥♠10+1-7
-4.5Round 5TELKOM UNIVERSITY153NT♣6-2-8
-4.8Round 14FLEISHER153♠♥K=-10
-8.1Round 13WHITE HOUSE53NT♣2=+0
-9.6Round 10YEH MIX15♣xx♦K+1-2
-12.5Round 10YEH MIX65♣x♠K-4-12