ZHOU Jinguo · CHENGDUGUOLI

400rank
-17.2Butler · 130 bds
-0.13per board
±4.7swing
+0.27vs par /bd · #202/567
-0.05adjusted /bd
Butler per round: -18.8 -17.5 -9.4 10.2 15.1 -16.3 -3.4 14.1 -12.8 11.3 -20.3 7 23.6by round

vs par split: bidding +0.19 · play +0.05

Strength of schedule: opponents averaged +0.09/bd (a tough draw) → opponent-adjusted -0.05/bd

Card play — on target: opening leads 78.8% #332 of 567 · declarer play 75.0% #332 of 567 · defence 78.8% #438 of 567

Card play by contract type — on target
vs NTvs a suit
Opening leads44.4% (9)91.7% (24)
Declarer play57.1% (7)80.0% (25)
Defence80.0% (20)78.3% (46)

Opening leads by suit led: ♠ 66.7% (6) · ♥ 63.6% (11) · ♦ 85.7% (7) · ♣ 100.0% (9)

vs par by strain: NT +1.31 (36) · a suit -0.16 (93)

vs par by level: part-score -0.59 (58) · game +0.49 (65) · slam +5.67 (6)

By role: declaring -0.15/bd (-1.62 vs par · 64) · defending -0.12/bd (+2.11 vs par · 66)

By vulnerability: vulnerable -0.20/bd (+0.69 vs par · 65) · not vulnerable -0.07/bd (-0.15 vs par · 65)

By round↑ top

RoundPartnerOpponentsRoomBdsButlerAvgvs par
Round 1C.PengP.Ravenna – M.ThomaOpen10-18.8-1.88-1.40
Round 2C.PengH.Yang – Y.LuClosed10-17.5-1.75-0.40
Round 3C.PengL.Zhou – J.JinOpen10-9.4-0.94-1.90
Round 4C.PengH.Pitt – H.DawsonOpen10+10.2+1.02+0.70
Round 5C.PengM.Park – I.HwangOpen10+15.1+1.51+2.20
Round 6X.WeiW.Wang – X.HaoClosed10-16.3-1.63-0.10
Round 7X.WeiR.Angeleri – R.PoleschiOpen10-3.4-0.34+2.60
Round 9L.LiJ.Thompson – L.GinnanOpen10+14.1+1.41+3.90
Round 10X.WeiS.Liu – X.ChenClosed10-12.8-1.28-3.70
Round 11X.WeiZ.Yao – D.ZhangOpen10+11.3+1.13+0.40
Round 12L.LiH.Lasut – E.ManoppoOpen10-20.3-2.03-1.50
Round 13X.WeiD.Attanasio – G.ManaraOpen10+7.0+0.70-1.20
Round 15X.WeiA.Riamsree – V.SvangsopakulClosed10+23.6+2.36+3.90

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
+17.0Round 9GINNAN236♠x♥3-3+21
+11.3Round 13ITALY Mixed75♠♦5-1+13
+11.3Round 15BBC THAILAND263NT♣Q-4+14
+11.2Round 7ANIT NEGRA64♥x♠A-4+12
+11.1Round 10DONGFENG FENGSHEN87NT♦4=+0
+10.2Round 15BBC THAILAND223NT♦8-3+14
+8.5Round 11CCSA194♠♣J-1+12
+8.1Round 2CHINESE TAIPEI Mixed163♣♥6-3+7
+6.2Round 9GINNAN274♠♥K=+0
+6.2Round 13ITALY Mixed64♥♣3=+0
+5.6Round 1BRAZIL Mixed101NTx♥2+1+6
+5.2Round 3JILIN BA294♠♥5=+10
+5.1Round 4OZ ANGELS92♥♥2-2+0
+5.1Round 11CCSA154♠♦5=-1
+5.0Round 5NEWB194♠♦3-2+6
+4.8Round 1BRAZIL Mixed93♥♦Q+1+9
+4.6Round 11CCSA133NT♦2=+10
+4.5Round 13ITALY Mixed86♦♠A=+0
+4.4Round 5NEWB133NT♦9=-1
+4.4Round 5NEWB174♠♣3-1+5
+4.4Round 12INDONESIA Seniors231NT♥A-3+4
+4.3Round 5NEWB183NT♥K-2+8
+3.7Round 7ANIT NEGRA23♠♣A-3+2
+3.7Round 10DONGFENG FENGSHEN103♠♦2-1+5
+3.6Round 4OZ ANGELS25♥♦A=+6
+3.6Round 5NEWB121NT♦6=+5
+3.5Round 13ITALY Mixed14♥♦Q=+0
+3.3Round 2CHINESE TAIPEI Mixed154♥♥A=+6
+3.3Round 6HUBEI BRIDGE TEAM252♠♣4-2+7
+3.3Round 7ANIT NEGRA45♦♠3+1+3
+3.3Round 9GINNAN305♠♦7-2+11
+3.2Round 4OZ ANGELS82♥♣10+1+1
+3.1Round 10DONGFENG FENGSHEN73NT♦2=+0
+2.8Round 15BBC THAILAND305♣♣8-1+5
+2.7Round 3JILIN BA214♥♠2=-1
+2.7Round 15BBC THAILAND212♥♣3+1+0
+2.5Round 15BBC THAILAND284♠♥8+2+11
+2.4Round 6HUBEI BRIDGE TEAM262♠♣8-2+2
+2.1Round 2CHINESE TAIPEI Mixed114♦♥K+2+6
+1.8Round 15BBC THAILAND233♥♦2=+1
+1.7Round 9GINNAN254♥♦3+2+11
+1.6Round 2CHINESE TAIPEI Mixed131NT♦K+1+0
+1.6Round 5NEWB152♥♠K=+5
+1.5Round 1BRAZIL Mixed22♦♠4+2+0
+1.0Round 3JILIN BA254♦♦8-2+5
+0.9Round 4OZ ANGELS62♥♠7-1+0
+0.6Round 1BRAZIL Mixed13♠♣4+1+6
+0.6Round 3JILIN BA245♦♣8+1-1
+0.6Round 4OZ ANGELS34♥♠K+2+11
+0.6Round 11CCSA172♠♣8=-7
+0.4Round 4OZ ANGELS54♠♥A+1+1
+0.3Round 3JILIN BA305♥♣3=+0
+0.3Round 4OZ ANGELS14♥♠K+1+0
+0.3Round 13ITALY Mixed22♠♣2-1-10
+0.2Round 5NEWB113♠♣8=+0
+0.2Round 11CCSA182♠♥2=+0
+0.2Round 15BBC THAILAND243NT♠A+2+0
+0.1Round 3JILIN BA223NT♣Q-1+5
+0.1Round 11CCSA161NT♠7=-2
-0.0Round 12INDONESIA Seniors284♥♣2=-11
-0.1Round 4OZ ANGELS73♠♣K+1-1
-0.1Round 6HUBEI BRIDGE TEAM222♠♥K-1-1
-0.4Round 7ANIT NEGRA83NT♥Q+2+10
-0.4Round 12INDONESIA Seniors242NT♥J-4+6
-0.5Round 9GINNAN263NT♠5+2+12
-0.5Round 11CCSA143♣♦3+2+1
-0.5Round 15BBC THAILAND253NT♥10=-1
-0.6Round 4OZ ANGELS101NT♠5=+0
-0.8Round 7ANIT NEGRA53♣♥3=+0
-0.8Round 11CCSA201NT♦5=-1
-0.8Round 12INDONESIA Seniors292♠♣8+2-1
-0.9Round 6HUBEI BRIDGE TEAM243♦♣9=+0
-0.9Round 13ITALY Mixed42♠♥Q-1+0
-1.0Round 12INDONESIA Seniors212♦♥K-1+0
-1.1Round 3JILIN BA264♥♠K+2-13
-1.1Round 13ITALY Mixed93NT♠2=+0
-1.1Round 15BBC THAILAND274♣♠7+1-2
-1.2Round 5NEWB163♣♠Q+2+6
-1.2Round 9GINNAN282NT♦7-1-4
-1.3Round 6HUBEI BRIDGE TEAM213NT♥J-2+5
-1.4Round 10DONGFENG FENGSHEN9Pass+3
-1.4Round 11CCSA123NT♠6+1+0
-1.6Round 6HUBEI BRIDGE TEAM232♠♣2+1+0
-1.6Round 9GINNAN293♠♣5+1+1
-1.7Round 2CHINESE TAIPEI Mixed143♦♥7+2-6
-1.8Round 10DONGFENG FENGSHEN13♦x♦2-1-5
-1.9Round 7ANIT NEGRA14♥♥9-2+0
-2.0Round 6HUBEI BRIDGE TEAM275♠♥A-1-8
-2.1Round 5NEWB142NT♥8=-6
-2.1Round 9GINNAN213♠♦A=-7
-2.2Round 7ANIT NEGRA103♥♦5-1+1
-2.3Round 2CHINESE TAIPEI Mixed181NT♥6=-5
-2.3Round 9GINNAN242♠♦Q-1+1
-2.4Round 12INDONESIA Seniors226♣♥6=+2
-2.5Round 10DONGFENG FENGSHEN53♥♣K=-6
-2.6Round 12INDONESIA Seniors256♥♣A=+11
-2.7Round 3JILIN BA274♥♠2=-3
-2.9Round 1BRAZIL Mixed52♣♣4+2-7
-3.1Round 1BRAZIL Mixed84♠♥4-1-10
-3.2Round 4OZ ANGELS43♦♥7+1-11
-3.2Round 7ANIT NEGRA33NT♥10-1-5
-3.7Round 10DONGFENG FENGSHEN42♠♥5=-6
-4.1Round 6HUBEI BRIDGE TEAM283NT♦4-1-6
-4.3Round 13ITALY Mixed54♥♠8=-11
-4.7Round 10DONGFENG FENGSHEN35♣♥A-1-10
-4.9Round 7ANIT NEGRA93NT♦Q+1+12
-4.9Round 12INDONESIA Seniors263♣♦Q-1-6
-5.1Round 1BRAZIL Mixed72♠♦A=-6
-5.1Round 5NEWB204♠♣2-1-6
-5.1Round 11CCSA113NT♠4+1-8
-5.2Round 2CHINESE TAIPEI Mixed193NT♣Q-1-6
-5.5Round 6HUBEI BRIDGE TEAM303NT♣7=+0
-5.6Round 12INDONESIA Seniors274♠♥J-1-10
-5.6Round 13ITALY Mixed33NT♦2=+1
-5.7Round 1BRAZIL Mixed64♦♥3-3+3
-6.3Round 2CHINESE TAIPEI Mixed174♠♥2=+0
-6.3Round 15BBC THAILAND294♥♠K=-3
-6.4Round 9GINNAN223NT♠6=-7
-6.5Round 6HUBEI BRIDGE TEAM296♠♥10=+0
-6.9Round 1BRAZIL Mixed44♥♣4-2-8
-6.9Round 2CHINESE TAIPEI Mixed203NT♥3=-3
-6.9Round 13ITALY Mixed103♠♣2-3-5
-7.0Round 12INDONESIA Seniors304♠x♥K-2-10
-7.1Round 10DONGFENG FENGSHEN24♥♦A-3-8
-7.6Round 1BRAZIL Mixed34♥♦K=-7
-7.7Round 3JILIN BA285♣♠Q-1-11
-7.8Round 3JILIN BA232♣x♠J+1-10
-8.2Round 7ANIT NEGRA72♣x♠2-2-9
-9.5Round 10DONGFENG FENGSHEN63NT♣7=-10
-10.2Round 2CHINESE TAIPEI Mixed124♠♥Q=-3