ZHOU Jackson · LOMBARD WEIYU

364rank
-55.7Butler · 98 bds
-0.57per board
±4.3swing
-1.19vs par /bd · #329/345
-0.78adjusted /bd
Butler per round: -23.2 -2.1 21.5 -9.2 -16.9 19.6 -45.4by round

vs par split: bidding -0.65 · play -0.54

Strength of schedule: opponents averaged -0.21/bd (an easy draw) → opponent-adjusted -0.78/bd

Card play — on target: opening leads 74.1% #272 of 345 · declarer play 57.6% #339 of 345 · defence 79.2% #291 of 345

Bidding activity — not a pass: 41.4% #234 of 345 (106/256)

Card play by contract type — on target
vs NTvs a suit
Opening leads62.5% (8)78.9% (19)
Declarer play64.3% (14)52.6% (19)
Defence66.7% (12)83.3% (36)

Opening leads by suit led: ♠ 90.9% (11) · ♥ 33.3% (6) · ♦ 60.0% (5) · ♣ 100.0% (5)

vs par by strain: NT -2.28 (29) · a suit -0.74 (69)

vs par by level: part-score -0.82 (40) · game -2.54 (54) · slam +13.25 (4)

By role: declaring -0.60/bd (-2.78 vs par · 50) · defending -0.54/bd (+0.46 vs par · 48)

By vulnerability: vulnerable -0.29/bd (-1.10 vs par · 49) · not vulnerable -0.84/bd (-1.29 vs par · 49)

By round↑ top

RoundPartnerOpponentsRoomBdsButlerAvgvs par
Round 3Y.LiuH.Caspersen – S.CaspersenOpen14-23.2-1.66-1.93
Round 4Y.LiuM.Shirogane – M.KokuboClosed14-2.1-0.15-2.64
Round 6Y.LiuM.Doran – J.ThompsonOpen14+21.5+1.54+4.29
Round 7H.ChenM.Hindie – H.GhoneimOpen14-9.2-0.66-1.36
Round 10H.ChenK.Mccallum – A.JohannssonClosed14-16.9-1.21-2.29
Round 11Y.LiuE.Huang – C.ChouOpen14+19.6+1.40-1.07
Round 12H.ChenA.Brajovic – O.SimicOpen14-45.4-3.24-3.36

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
+13.0Round 4GATHER HERNING167♣♠A-1+15
+11.1Round 7UAE MIXED26♠♥A=+14
+8.9Round 7UAE MIXED113NT♣2=+6
+8.7Round 6AUSSIE SWISS176♠♦2+1+11
+7.6Round 11CHINESE TAIPEI OPEN124♥x♣A-3+9
+7.5Round 10APAHEILI236♦♠K-1+13
+6.4Round 11CHINESE TAIPEI OPEN141NTx♥A+2+7
+5.7Round 6AUSSIE SWISS233NT♥3+1+13
+5.3Round 11CHINESE TAIPEI OPEN64♥x♠K-1+7
+5.1Round 10APAHEILI185♠x♥8-1+0
+4.3Round 3TEAM PHLINK45♦♠3-1+12
+4.1Round 6AUSSIE SWISS222♠♥6=+6
+4.0Round 6AUSSIE SWISS202♥♠7+1+1
+3.6Round 11CHINESE TAIPEI OPEN33♠♦A=+0
+3.5Round 11CHINESE TAIPEI OPEN84♣♠A=+1
+3.2Round 3TEAM PHLINK33♠♣A-3+1
+3.1Round 4GATHER HERNING224♥♠3+1+0
+3.1Round 6AUSSIE SWISS273♦♥6-2+11
+2.9Round 10APAHEILI254♠♣T-1+5
+2.4Round 4GATHER HERNING204♥♦9+1-13
+2.2Round 7UAE MIXED101NT♠7+2+10
+2.1Round 10APAHEILI212♠♦A=+0
+2.0Round 12SERBIA203♠♥T=+1
+1.8Round 6AUSSIE SWISS243♥♦6-1+9
+1.7Round 7UAE MIXED123♥♠7-2-1
+1.5Round 4GATHER HERNING244♥♦9+2+1
+1.3Round 11CHINESE TAIPEI OPEN134♥♣A=+3
+1.1Round 10APAHEILI243♠♣2-1+4
+1.0Round 4GATHER HERNING234♠♦J+2-13
+1.0Round 6AUSSIE SWISS261♥♠9+1-1
+1.0Round 11CHINESE TAIPEI OPEN73♠♥8-1-1
+0.9Round 11CHINESE TAIPEI OPEN93NT♠2+1+7
+0.7Round 12SERBIA234♠♣T=-1
+0.6Round 4GATHER HERNING263♥♥5-3+7
+0.5Round 4GATHER HERNING255♦♠A+1+10
+0.5Round 11CHINESE TAIPEI OPEN14♠♥J+1-11
+0.5Round 12SERBIA252♣♥6+1+1
+0.4Round 6AUSSIE SWISS283NT♦6=+1
+0.3Round 7UAE MIXED81♠♣K+1-1
+0.1Round 4GATHER HERNING281NT♣4+1+0
-0.0Round 7UAE MIXED93NT♦3=+0
-0.3Round 12SERBIA194♠♦K=+1
-0.4Round 3TEAM PHLINK74♣♠A=+0
-0.4Round 3TEAM PHLINK95♠♣7=+0
-0.4Round 6AUSSIE SWISS184♥♣K+1+0
-0.5Round 6AUSSIE SWISS194♥♦K=+13
-0.5Round 10APAHEILI171NT♠2=-1
-0.6Round 10APAHEILI283NT♥2+2-2
-0.8Round 3TEAM PHLINK64♥♦J=+0
-0.8Round 6AUSSIE SWISS162♥♦3-2+2
-0.8Round 6AUSSIE SWISS212♠♦2+1+0
-0.8Round 10APAHEILI203♣♣7+2-10
-0.9Round 3TEAM PHLINK53♣♠A-1-5
-0.9Round 7UAE MIXED41NT♥2+1-1
-1.1Round 4GATHER HERNING184♥♦T+2-17
-1.2Round 3TEAM PHLINK13♥♠A-1-9
-1.2Round 11CHINESE TAIPEI OPEN23NT♣6=+2
-1.3Round 3TEAM PHLINK143NT♠6+1+1
-1.3Round 10APAHEILI194♦x♠2-1-7
-1.4Round 7UAE MIXED13♦♠J-2-5
-1.4Round 11CHINESE TAIPEI OPEN103NT♦5+2-12
-1.5Round 11CHINESE TAIPEI OPEN44♠x♦A-1-10
-1.6Round 12SERBIA224♥♠A+2+1
-1.6Round 12SERBIA263♠♠6-1+1
-1.7Round 3TEAM PHLINK83♥♦A-1-4
-1.9Round 6AUSSIE SWISS153NT♥3=+0
-2.1Round 4GATHER HERNING153NT♠6+1+1
-2.4Round 10APAHEILI264♠♣8+1-1
-2.5Round 7UAE MIXED33♥♦4=-6
-2.5Round 12SERBIA274♠♠J-1-9
-2.8Round 11CHINESE TAIPEI OPEN114NT♦K=-11
-2.9Round 6AUSSIE SWISS254♠♦K-2-6
-3.0Round 3TEAM PHLINK133♠♣4-1+1
-3.4Round 12SERBIA172NT♣7-2-5
-3.5Round 7UAE MIXED74♠♣K-1-6
-3.6Round 11CHINESE TAIPEI OPEN51NT♥3-1-6
-3.8Round 3TEAM PHLINK111NT♥5+3-7
-3.8Round 4GATHER HERNING174♠♠J-3-6
-4.0Round 7UAE MIXED142NT♣T+2-6
-4.2Round 3TEAM PHLINK122♥♠J+2-7
-4.3Round 10APAHEILI161NT♠6-2-7
-4.4Round 4GATHER HERNING213NT♥K-1-6
-4.4Round 12SERBIA184♠x♥Q-2-5
-4.5Round 4GATHER HERNING195♣x♠J-2-5
-5.1Round 12SERBIA153NT♠4-2-6
-5.3Round 7UAE MIXED64♥♥K=-10
-5.4Round 3TEAM PHLINK103NT♠6=-10
-6.0Round 12SERBIA243♠♥A=-6
-7.1Round 7UAE MIXED54♠♦T=+0
-7.1Round 12SERBIA164♥♦Q=-6
-7.1Round 12SERBIA284♠♦A=-3
-7.6Round 3TEAM PHLINK23NT♦K+1+0
-7.6Round 10APAHEILI224♠x♥A=-10
-8.4Round 4GATHER HERNING274♥♠4-1-11
-8.7Round 7UAE MIXED133NT♦T-2-13
-8.7Round 10APAHEILI154♠x♠K-1-6
-9.4Round 10APAHEILI273NT♦2-1-10
-9.5Round 12SERBIA213NT♦4=-11