YAO Jason · USRAEL

64rank
+15.2Butler · 80 bds
+0.19per board
±4.8swing
-0.39vs par /bd · #95/144
+0.48adjusted /bd
Butler per round: 3.3 -1.8 17.2 -4.6 -35.6 -3.3 41.2 -11.8 3.1 7.5by round

vs par split: bidding -0.69 · play +0.30

Strength of schedule: opponents averaged +0.29/bd (a tough draw) → opponent-adjusted +0.48/bd

Card play — on target: opening leads 68.2% #121 of 144 · declarer play 65.5% #91 of 144 · defence 92.1% #10 of 144

Bidding activity — not a pass: 50.2% #13 of 144 (102/203)

Card play by contract type — on target
vs NTvs a suit
Opening leads50.0% (4)72.2% (18)
Declarer play77.8% (9)60.0% (20)
Defence88.9% (9)93.1% (29)

Opening leads by suit led: ♠ 50.0% (6) · ♥ 50.0% (4) · ♦ 60.0% (5) · ♣ 100.0% (7)

vs par by strain: NT +0.37 (19) · a suit -0.62 (61)

vs par by level: part-score -1.32 (41) · game +0.62 (37) · slam +0.00 (2)

By role: declaring +0.15/bd (-3.21 vs par · 42) · defending +0.23/bd (+2.74 vs par · 38)

By vulnerability: vulnerable +1.26/bd (+1.09 vs par · 34) · not vulnerable -0.60/bd (-1.48 vs par · 46)

By round↑ top

RoundPartnerOpponentsRoomBdsButlerAvgvs par
Round 1E.SuP.Zbijowski – M.PopielarskiClosed8+3.3+0.41-0.50
Round 2E.SuH.Lin – C.BaiClosed8-1.8-0.23-2.12
Round 3E.SuI.Kotewicz – A.WojtowiczClosed8+17.2+2.15+2.50
Round 4E.SuM.Moe – S.LillejordClosed8-4.6-0.57-3.62
Round 5E.SuC.Wu – T.ChenOpen8-35.6-4.45-3.75
Round 6E.SuL.Crepin – E.LyoenOpen8-3.3-0.41-4.12
Round 7E.SuP.Mykhashchuk – P.MykhashchukClosed8+41.2+5.15+5.75
Round 8E.SuM.Polak – A.DanekClosed8-11.8-1.48+0.62
Round 9E.SuT.Lillejord – B.MoeClosed8+3.1+0.39-2.88
Round 10E.SuY.Xu – E.LiuOpen8+7.5+0.94+4.25

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
+14.3Round 7KLUB LOGICZNY 1224NTx♦5-5+15
+11.6Round 9THE BAST166NT♠7=+0
+11.1Round 7KLUB LOGICZNY 1234♠♥A=+10
+9.6Round 10CHINA SMZY SPLINTER274♥xx♣J-1+12
+8.4Round 4THE VIKINGS224♥♠5-4+9
+7.2Round 10CHINA SMZY SPLINTER234♠♥A-2+8
+6.4Round 7KLUB LOGICZNY 1252NT♠T-3+7
+5.9Round 6FRANCE164♠♣T=+0
+5.7Round 7KLUB LOGICZNY 1244♠♣A-1+4
+5.5Round 3VERCO175♥♠J-3+10
+4.8Round 3VERCO125♣♠J=-2
+4.3Round 3VERCO134♠♣6=+10
+4.1Round 2RDFZ63♥♦3=+7
+4.0Round 9THE BAST182♥♦T-1+12
+3.8Round 7KLUB LOGICZNY 1271NT♥7-2+8
+3.8Round 8POLAK MALI72♦♥4+1+11
+3.6Round 10CHINA SMZY SPLINTER264♥♠J-1+6
+3.3Round 6FRANCE132NT♠5+1+1
+3.1Round 8POLAK MALI24♠♥9=+0
+3.0Round 3VERCO164♠♣3+1+1
+2.8Round 1WZBS214♠♦6=+0
+2.5Round 2RDFZ14♥♠4=+0
+2.1Round 5CT 36073♥♣A=+0
+2.1Round 10CHINA SMZY SPLINTER253♣♥Q-2+11
+2.0Round 4THE VIKINGS283♥♦Q-1-1
+1.7Round 1WZBS231NT♦2+1-6
+1.7Round 1WZBS273♣♠A-2-1
+1.6Round 2RDFZ32♠♣Q+3-9
+1.5Round 2RDFZ72♠♣K-1+0
+1.4Round 4THE VIKINGS271NT♥7=-2
+1.4Round 9THE BAST173♥♣J+2-6
+1.3Round 1WZBS222♥♠A-1-2
+1.3Round 3VERCO184♠♦K+1-11
+1.1Round 3VERCO111♠♥2-1+4
+1.1Round 7KLUB LOGICZNY 1283♠♦T+1+1
+1.0Round 1WZBS263♦♣6+1+10
+1.0Round 8POLAK MALI11NT♦2+2+0
+0.9Round 8POLAK MALI84♣♥Q=-7
+0.7Round 4THE VIKINGS242♥♣2-2-7
+0.6Round 6FRANCE114♠♦K-3-7
+0.5Round 6FRANCE152♥♠K+1-6
+0.2Round 7KLUB LOGICZNY 1262♦♣2-1+1
-0.3Round 1WZBS285♥x♦2-2+5
-0.3Round 4THE VIKINGS234♥♠9+1-17
-0.5Round 6FRANCE144♠♣8=+0
-0.7Round 9THE BAST144♠♣3+3-14
-1.0Round 6FRANCE182♠♣K=-1
-1.0Round 9THE BAST112♥♣2+4+6
-1.2Round 3VERCO144♠♦A+1+8
-1.3Round 8POLAK MALI34♥♣K-1-5
-1.4Round 7KLUB LOGICZNY 1213♠♣5-2+0
-1.5Round 8POLAK MALI43NT♠J+1+12
-1.6Round 3VERCO154♠♥K+1+0
-1.7Round 1WZBS251NT♥3+2-10
-1.7Round 5CT 36054♠♥5+1+0
-1.8Round 9THE BAST123♠♦A-1-5
-1.9Round 2RDFZ23♦♥K-1+2
-2.0Round 10CHINA SMZY SPLINTER282NT♥2-1+2
-2.1Round 4THE VIKINGS253♦♥Q+1+0
-2.5Round 2RDFZ85♦♦9+2-1
-2.6Round 5CT 36033♦♠K-1-5
-2.8Round 9THE BAST153♦♥Q-4-3
-3.1Round 2RDFZ52NT♥9+2-1
-3.1Round 5CT 36082NT♣5-3-2
-3.2Round 1WZBS243NT♠4+1+0
-3.4Round 10CHINA SMZY SPLINTER243NT♥7-1-5
-4.0Round 2RDFZ44♦♥Q+2-15
-4.2Round 10CHINA SMZY SPLINTER213NT♥7=+0
-5.0Round 5CT 36023♦♠4-2-11
-5.4Round 10CHINA SMZY SPLINTER225♦♠Q=+0
-5.7Round 5CT 36013NT♦5+1+1
-6.0Round 6FRANCE172♥♦8=-11
-6.1Round 6FRANCE125♦x♦2-2-9
-6.4Round 8POLAK MALI54♥♣3+2+8
-6.9Round 5CT 36063NT♥5=+0
-7.1Round 4THE VIKINGS215♣x♠2-1-11
-7.6Round 4THE VIKINGS266♠♣A=+0
-7.6Round 9THE BAST132NT♣2-2-13
-11.4Round 8POLAK MALI65♦x♦2-3-14
-12.7Round 5CT 36043♣x♦4=-13