🇮🇱 BEN DAVID Yuval · ISRAEL

29rank
+82.3Butler · 160 bds
+0.51per board
±5.0swing
-0.57vs par /bd · #65/88
+0.33adjusted /bd
Butler per round: -20.4 12.1 11.7 15.8 13.8 9.5 29.3 -11.6 50.7 -28.6by round

vs par split: bidding -0.99 · play +0.42

Strength of schedule: opponents averaged -0.18/bd (an easy draw) → opponent-adjusted +0.33/bd

Card play — on target: opening leads 82.6% #19 of 88 · declarer play 83.3% #7 of 88 · defence 86.2% #25 of 88

Card play by contract type — on target
vs NTvs a suit
Opening leads78.6% (14)84.4% (32)
Declarer play81.8% (11)83.9% (31)
Defence73.7% (19)90.2% (61)

Opening leads by suit led: ♠ 81.2% (16) · ♥ 77.8% (9) · ♦ 91.7% (12) · ♣ 77.8% (9)

vs par by strain: NT -1.47 (36) · a suit -0.32 (124)

vs par by level: part-score -1.11 (61) · game -0.10 (86) · slam -1.15 (13)

By role: declaring +0.37/bd (-3.62 vs par · 80) · defending +0.66/bd (+2.48 vs par · 80)

By vulnerability: vulnerable +0.29/bd (-0.72 vs par · 80) · not vulnerable +0.74/bd (-0.42 vs par · 80)

By round↑ top

RoundPartnerOpponentsRoomBdsButlerAvgvs par
Round 2D.HershfangL.Travis – E.MoskovskyClosed16-20.4-1.27-4.06
Round 4D.HershfangA.Askari – A.YuOpen16+12.1+0.76+0.38
Round 5D.HershfangK.Lin – Y.LinClosed16+11.7+0.73+0.12
Round 6D.HershfangW.Chan – H.PhangClosed16+15.8+0.99-1.00
Round 8D.HershfangA.Dhir – M.GreenOpen16+13.8+0.86-1.75
Round 9D.HershfangH.Wei – J.YinClosed16+9.5+0.59-1.44
Round 12D.HershfangN.Sengiali – A.ArgainClosed16+29.3+1.83+1.00
Round 14D.HershfangI.Losiewicz – A.TerszakOpen16-11.6-0.72+0.62
Round 16D.HershfangA.Gundersen – J.SaetherOpen16+50.7+3.17+1.75
Round 17D.HershfangG.Donati – G.PercarioClosed16-28.6-1.79-1.38

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 6🇸🇬 SINGAPORE36♥♠3-2+13
+12.3Round 8🇺🇸 USA253♦x♠10-3+12
+12.1Round 8🇺🇸 USA244♥♣J=+10
+11.9Round 5🇹🇼 CHINESE TAIPEI113♦x♥A-4+15
+11.1Round 16🇳🇴 NORWAY53NT♥9-2+13
+10.5Round 6🇸🇬 SINGAPORE14♠x♦A-4+9
+10.1Round 12🇦🇷 ARGENTINA44♠♣3=+10
+9.9Round 16🇳🇴 NORWAY93NT♦4+1+0
+9.6Round 8🇺🇸 USA2105♥x♠A-2+9
+9.3Round 9🇨🇳 CHINA115♥x♣3-2+9
+9.1Round 16🇳🇴 NORWAY134♠♦A-1+12
+8.9Round 4🇨🇦 CANADA166♣♦K+1+7
+8.9Round 17🇮🇹 ITALY123NT♠4-1+6
+8.7Round 9🇨🇳 CHINA73NT♥4+2+0
+8.2Round 17🇮🇹 ITALY54♥♣3-1+12
+8.1Round 16🇳🇴 NORWAY65♣♦9+1+14
+7.9Round 16🇳🇴 NORWAY14♠♦6+1+8
+7.6Round 12🇦🇷 ARGENTINA14♥♦K-1+8
+7.3Round 8🇺🇸 USA2154♠♥A-1+12
+7.1Round 16🇳🇴 NORWAY23♦♣5=+12
+6.9Round 12🇦🇷 ARGENTINA115♦x♦3-4-5
+6.5Round 12🇦🇷 ARGENTINA134♠♦9=+0
+6.2Round 5🇹🇼 CHINESE TAIPEI124♥♣J+1+0
+6.1Round 12🇦🇷 ARGENTINA94♥♦A-2+11
+5.9Round 5🇹🇼 CHINESE TAIPEI71♠x♦Q-3-11
+5.7Round 8🇺🇸 USA2134♥♦4=+0
+5.7Round 16🇳🇴 NORWAY103♠♥A-1+11
+5.1Round 4🇨🇦 CANADA152♠♦4+3+9
+5.1Round 8🇺🇸 USA214♠♥K+1-11
+4.9Round 12🇦🇷 ARGENTINA124♥♣A+1+0
+4.8Round 4🇨🇦 CANADA94♥♠K-1+10
+4.6Round 4🇨🇦 CANADA64♠♥J+1+0
+4.5Round 5🇹🇼 CHINESE TAIPEI161♦♦2+3+7
+4.5Round 14🇵🇱 POLAND103NT♠6+2-12
+4.4Round 16🇳🇴 NORWAY162NT♣A-1+5
+4.1Round 6🇸🇬 SINGAPORE91NT♠J-1+5
+3.9Round 9🇨🇳 CHINA133NT♦J-1+6
+3.8Round 2🇦🇺 AUSTRALIA143NT♥2+1+0
+3.8Round 4🇨🇦 CANADA102♦♠K=+5
+3.7Round 9🇨🇳 CHINA33♥♣K-1+0
+3.6Round 12🇦🇷 ARGENTINA33♥♣8-1+10
+3.4Round 6🇸🇬 SINGAPORE154♥♠A-1+11
+3.4Round 12🇦🇷 ARGENTINA154♠♣A+1+1
+3.2Round 4🇨🇦 CANADA56♠♠6+1+13
+3.0Round 2🇦🇺 AUSTRALIA93♠♣3=+7
+3.0Round 5🇹🇼 CHINESE TAIPEI103NT♥5+1+1
+2.5Round 9🇨🇳 CHINA106♠♣7+1+1
+2.4Round 4🇨🇦 CANADA36♥♣8+1-13
+2.4Round 5🇹🇼 CHINESE TAIPEI24♠x♦J-1+0
+2.4Round 9🇨🇳 CHINA123NT♦J+3+11
+2.3Round 2🇦🇺 AUSTRALIA165♦♥4-1+5
+2.3Round 4🇨🇦 CANADA44NT♥7-2+8
+2.3Round 14🇵🇱 POLAND141NT♦K+2-6
+2.2Round 6🇸🇬 SINGAPORE112♥♥5+1+0
+2.1Round 6🇸🇬 SINGAPORE103♠♠6+2+2
+1.9Round 14🇵🇱 POLAND34♠♦7-2+5
+1.9Round 16🇳🇴 NORWAY84♥♠2+1+1
+1.8Round 14🇵🇱 POLAND82NT♠5-1+4
+1.7Round 16🇳🇴 NORWAY123NT♥A=+0
+1.6Round 4🇨🇦 CANADA124♠♣8=+0
+1.6Round 6🇸🇬 SINGAPORE73♣♥5+2-10
+1.5Round 4🇨🇦 CANADA82♥♦K+2-6
+1.5Round 6🇸🇬 SINGAPORE64♥♣8+2-11
+1.5Round 17🇮🇹 ITALY81♠♥4-2+1
+1.3Round 2🇦🇺 AUSTRALIA13♥♠Q-1-5
+1.3Round 5🇹🇼 CHINESE TAIPEI44♠♣3=+1
+1.3Round 5🇹🇼 CHINESE TAIPEI143NT♦7+2+11
+1.2Round 16🇳🇴 NORWAY114♥♦8=-11
+1.0Round 9🇨🇳 CHINA144♠♣Q+2-11
+0.9Round 4🇨🇦 CANADA24♠♣J+1+0
+0.9Round 9🇨🇳 CHINA42♠x♦J-1-10
+0.7Round 5🇹🇼 CHINESE TAIPEI156♥♠K+1+13
+0.6Round 14🇵🇱 POLAND62♥♣A+1+6
+0.4Round 2🇦🇺 AUSTRALIA41NT♠4=+0
+0.4Round 6🇸🇬 SINGAPORE81NT♠6-1-4
+0.4Round 8🇺🇸 USA273NT♠5=+1
+0.3Round 12🇦🇷 ARGENTINA63♦♥K=+6
+0.3Round 16🇳🇴 NORWAY34♥♠J-1-2
+0.1Round 2🇦🇺 AUSTRALIA112♥♠2+1+7
+0.1Round 12🇦🇷 ARGENTINA82♦♣Q+1-7
+0.1Round 16🇳🇴 NORWAY153NT♠8=+1
+0.1Round 17🇮🇹 ITALY94♥♣A=+0
+0.0Round 9🇨🇳 CHINA21♠♣2=-2
-0.1Round 6🇸🇬 SINGAPORE41NT♥7-1+0
-0.1Round 14🇵🇱 POLAND72♦♠K+1+1
-0.2Round 14🇵🇱 POLAND154♥♦A+2+13
-0.3Round 6🇸🇬 SINGAPORE123NT♥7+1+1
-0.3Round 14🇵🇱 POLAND52♦♠3+2+0
-0.4Round 9🇨🇳 CHINA64♥♦2-1-5
-0.6Round 2🇦🇺 AUSTRALIA62♠♦J+2-6
-0.6Round 17🇮🇹 ITALY103♣♠K-1+0
-0.8Round 14🇵🇱 POLAND122♠♠6-1+2
-0.9Round 6🇸🇬 SINGAPORE144♠x♥2-1-8
-0.9Round 9🇨🇳 CHINA14♥♣A=+0
-0.9Round 17🇮🇹 ITALY34♥♣K+2-12
-1.0Round 4🇨🇦 CANADA73♦♥5=+0
-1.0Round 8🇺🇸 USA2163NT♠2=-2
-1.1Round 5🇹🇼 CHINESE TAIPEI14♠♠3+2-11
-1.1Round 9🇨🇳 CHINA153♦♥8=+1
-1.1Round 17🇮🇹 ITALY74♥♠7-1+12
-1.3Round 14🇵🇱 POLAND44♥♠4=+13
-1.3Round 14🇵🇱 POLAND114♥♦8=-3
-1.4Round 2🇦🇺 AUSTRALIA53NT♣4=-16
-1.4Round 16🇳🇴 NORWAY147♥♠J-2-14
-1.5Round 2🇦🇺 AUSTRALIA126♠♥3+1+11
-1.6Round 12🇦🇷 ARGENTINA54♥♠8-4+9
-1.7Round 5🇹🇼 CHINESE TAIPEI63♦♣Q+1+0
-1.8Round 2🇦🇺 AUSTRALIA105♣♠A+1-13
-1.9Round 6🇸🇬 SINGAPORE51NT♠K=-5
-1.9Round 14🇵🇱 POLAND95♦♥A+1+9
-2.0Round 6🇸🇬 SINGAPORE161NT♣5+1+0
-2.1Round 2🇦🇺 AUSTRALIA82♥♦3=-5
-2.1Round 8🇺🇸 USA2116♥♦K+1-11
-2.1Round 9🇨🇳 CHINA84♥♦5-1-4
-2.1Round 14🇵🇱 POLAND21NT♣7+1+0
-2.2Round 8🇺🇸 USA224♠♣7+3-5
-2.2Round 9🇨🇳 CHINA54♠♣A=+0
-2.5Round 8🇺🇸 USA292♠♥K+1-6
-2.5Round 12🇦🇷 ARGENTINA144♠♦9-1-5
-2.8Round 12🇦🇷 ARGENTINA74♠♥4+1-13
-2.9Round 14🇵🇱 POLAND134♥♠2-1-6
-3.0Round 2🇦🇺 AUSTRALIA33♠♥8+1-2
-3.0Round 17🇮🇹 ITALY14♠x♦10-1+0
-3.1Round 5🇹🇼 CHINESE TAIPEI133NT♣5-2-8
-3.3Round 2🇦🇺 AUSTRALIA24♠♥3+2-13
-3.3Round 2🇦🇺 AUSTRALIA132♠♠5+2-10
-3.3Round 5🇹🇼 CHINESE TAIPEI93♦♠3+1+0
-3.3Round 8🇺🇸 USA2143♥x♣10-1-5
-3.7Round 12🇦🇷 ARGENTINA105♥♦Q=+0
-3.7Round 14🇵🇱 POLAND162♠♠K=-5
-3.9Round 17🇮🇹 ITALY153♣♠A+1-7
-4.1Round 4🇨🇦 CANADA146♥♠K-1-11
-4.1Round 12🇦🇷 ARGENTINA22♦♠9=-5
-4.3Round 4🇨🇦 CANADA133♥x♣6-2-4
-4.3Round 17🇮🇹 ITALY41NT♥9+2-10
-4.6Round 17🇮🇹 ITALY133♥♣5=-7
-4.7Round 17🇮🇹 ITALY143♥♦4+2-3
-5.0Round 2🇦🇺 AUSTRALIA76NT♥2-1-13
-5.1Round 5🇹🇼 CHINESE TAIPEI34♥♦10+1+0
-5.1Round 17🇮🇹 ITALY113NT♣9+1-1
-5.1Round 17🇮🇹 ITALY162♥x♠10-2-8
-5.5Round 5🇹🇼 CHINESE TAIPEI51♥♦K+1-6
-5.5Round 8🇺🇸 USA263NT♠5-1-12
-5.5Round 12🇦🇷 ARGENTINA163♠♥J-3-4
-5.6Round 8🇺🇸 USA234♥♣K-1-6
-5.7Round 5🇹🇼 CHINESE TAIPEI85♣♥6-1-10
-6.5Round 6🇸🇬 SINGAPORE132NT♠5=-6
-6.5Round 17🇮🇹 ITALY66♥♠5=+0
-6.8Round 16🇳🇴 NORWAY73NT♦9-1-12
-7.1Round 9🇨🇳 CHINA92♣x♠4=-8
-7.5Round 17🇮🇹 ITALY24♥♠5-2-5
-7.6Round 4🇨🇦 CANADA115♦♥K+1-1
-8.1Round 8🇺🇸 USA2123NT♦3+1-8
-8.1Round 14🇵🇱 POLAND16NT♦4=-11
-8.4Round 8🇺🇸 USA284♥x♦9+1-6
-9.1Round 9🇨🇳 CHINA165♣♥10-2-11
-9.3Round 2🇦🇺 AUSTRALIA154♠♥6-1-12
-9.6Round 16🇳🇴 NORWAY42♦x♠2-1-10
-10.0Round 4🇨🇦 CANADA15♥♠2-2-11
-11.3Round 6🇸🇬 SINGAPORE23♦x♣6=-13