🇺🇸 SCHERMER John · USA2

28rank
+93.1Butler · 240 bds
+0.39per board
±4.3swing
+0.20vs par /bd · #56/135
+0.59adjusted /bd
Butler per round: -8.1 -8.5 4.2 -0.1 -22.6 31.4 9.5 8.4 -13.6 29.6 6.4 -4 15 26.7 18.8by round

vs par split: bidding -0.12 · play +0.31

Strength of schedule: opponents averaged +0.21/bd (a tough draw) → opponent-adjusted +0.59/bd

Card play — on target: opening leads 82.4% #49 of 135 · declarer play 71.2% #89 of 135 · defence 87.3% #40 of 135

Card play by contract type — on target
vs NTvs a suit
Opening leads66.7% (15)88.9% (36)
Declarer play82.4% (17)67.3% (49)
Defence81.6% (38)90.3% (72)

Opening leads by suit led: ♠ 72.7% (11) · ♥ 70.0% (10) · ♦ 94.7% (19) · ♣ 81.8% (11)

vs par by strain: NT +0.67 (73) · a suit -0.01 (167)

vs par by level: part-score -0.03 (87) · game +0.25 (133) · slam +0.85 (20)

By role: declaring +0.37/bd (-2.13 vs par · 130) · defending +0.41/bd (+2.94 vs par · 110)

By vulnerability: vulnerable +0.52/bd (+0.42 vs par · 120) · not vulnerable +0.26/bd (-0.03 vs par · 120)

By round↑ top

RoundPartnerOpponentsRoomBdsButlerAvgvs par
Round 1N.ChambersS.Schou – J.HansenOpen16-8.1-0.51-2.38
Round 3N.ChambersD.Casen – J.KrekorianOpen16-8.5-0.53+0.06
Round 4N.ChambersG.Polet – A.KaplanOpen16+4.2+0.26+1.31
Round 6N.ChambersP.Eliasson – G.ElmrothClosed16-0.1-0.01-3.31
Round 7N.ChambersM.Ahmed – M.HussainOpen16-22.6-1.41-1.25
Round 9N.ChambersJ.Engel – D.CohenOpen16+31.4+1.96+0.88
Round 11N.ChambersL.Chemaly – J.GrantOpen16+9.5+0.59+0.12
Round 12N.ChambersM.Blat – P.BizonOpen16+8.4+0.53+1.25
Round 14N.ChambersK.Cheng – J.ShihOpen16-13.6-0.85-1.88
Round 15N.ChambersP.Gilliocq – F.MondorClosed16+29.6+1.85+1.00
Round 17N.ChambersR.Pulga – A.MinaOpen16+6.4+0.40+1.81
Round 18N.ChambersR.Lin – J.TaoClosed16-4.0-0.25-0.19
Round 19N.ChambersV.Oddy – R.DaltonOpen16+15.0+0.94+0.38
Round 21N.ChambersS.Basak – H.JalanOpen16+26.7+1.67+2.75
Round 23N.ChambersJ.Rocafort – M.ClaretOpen16+18.8+1.18+2.38

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
+15.2Round 11🇿🇦 SOUTH AFRICA56NTx♦4-4+17
+13.7Round 21🇮🇳 INDIA237NT♠3-2+20
+11.9Round 4🇧🇪 BELGIUM287♦♥7-1+14
+10.8Round 17🇮🇹 ITALY143NT♠A=+11
+10.3Round 9🇮🇱 ISRAEL57♥♠2=+0
+10.0Round 12🇵🇱 POLAND175♠♥J-1+11
+9.9Round 6🇸🇪 SWEDEN313NT♠10=+0
+9.1Round 6🇸🇪 SWEDEN186NT♠2-2+11
+8.9Round 21🇮🇳 INDIA255♣♦7=-1
+8.5Round 19🇨🇦 CANADA145♥♠6-1+8
+8.5Round 23🇫🇷 FRANCE285♣♦Q=+3
+7.9Round 9🇮🇱 ISRAEL116♣♠K-1+11
+7.5Round 12🇵🇱 POLAND323NT♠A=-1
+7.1Round 4🇧🇪 BELGIUM203NT♠7+1+10
+7.0Round 11🇿🇦 SOUTH AFRICA85♦♣K-1+6
+7.0Round 15🇬🇵 GUADELOUPE33♣♠9=-1
+7.0Round 19🇨🇦 CANADA33NT♠7+1+1
+6.7Round 23🇫🇷 FRANCE225♦♥K=-1
+6.4Round 15🇬🇵 GUADELOUPE104♥♣K-2+13
+6.1Round 15🇬🇵 GUADELOUPE73NT♦6-1+12
+6.0Round 11🇿🇦 SOUTH AFRICA156♠♦2+1+1
+6.0Round 12🇵🇱 POLAND283NT♦5=+10
+5.9Round 6🇸🇪 SWEDEN224♠♥5-1+13
+5.8Round 19🇨🇦 CANADA93♣♦5+1+11
+5.7Round 15🇬🇵 GUADELOUPE113NT♠3-1+5
+5.7Round 23🇫🇷 FRANCE264♥♦K=+9
+5.4Round 1🇩🇰 DENMARK75♣x♥A-1+0
+5.3Round 17🇮🇹 ITALY93♦♥7-1+6
+5.1Round 3🇺🇸 USA123♠♥J+1+8
+5.0Round 1🇩🇰 DENMARK43NT♦6-2+8
+5.0Round 9🇮🇱 ISRAEL102♥♠A-2+7
+5.0Round 19🇨🇦 CANADA74♠♥K+2+13
+5.0Round 19🇨🇦 CANADA153♥♣3-1+5
+5.0Round 21🇮🇳 INDIA202♠♦4+2+10
+4.8Round 21🇮🇳 INDIA294♠♦5-1+6
+4.6Round 1🇩🇰 DENMARK13NT♦5+2+2
+4.6Round 3🇺🇸 USA1104♠♦3-2+8
+4.6Round 23🇫🇷 FRANCE254♠♥8-4+5
+4.5Round 9🇮🇱 ISRAEL134♠♥K=+0
+4.4Round 11🇿🇦 SOUTH AFRICA64♥♦K-1+5
+4.4Round 23🇫🇷 FRANCE204♠♦6-1+6
+4.1Round 3🇺🇸 USA1165♣♥J=+3
+4.1Round 7🇵🇰 PAKISTAN84♥♥4-1+5
+4.0Round 18🇨🇳 CHINA264♥♠3=-1
+4.0Round 19🇨🇦 CANADA133♣♠K-1+5
+3.9Round 7🇵🇰 PAKISTAN153♠♦K=+0
+3.9Round 14🇹🇼 CHINESE TAIPEI283♥♠K=+0
+3.8Round 7🇵🇰 PAKISTAN112♠♣5-1+9
+3.8Round 15🇬🇵 GUADELOUPE53NT♠Q+3+1
+3.7Round 4🇧🇪 BELGIUM212♠♦7-2+5
+3.7Round 11🇿🇦 SOUTH AFRICA41NT♦4=+6
+3.6Round 3🇺🇸 USA133NT♦4-2+6
+3.6Round 9🇮🇱 ISRAEL154♥♣2=+0
+3.6Round 18🇨🇳 CHINA212♣x♠6-3+4
+3.5Round 1🇩🇰 DENMARK56♠x♦K-1+0
+3.4Round 17🇮🇹 ITALY124♠♦6+2+1
+3.1Round 15🇬🇵 GUADELOUPE82♠♥9+1+0
+3.0Round 9🇮🇱 ISRAEL124♥♦4-2-6
+3.0Round 14🇹🇼 CHINESE TAIPEI174♥♣4=-1
+2.9Round 15🇬🇵 GUADELOUPE125♣♠A=+7
+2.9Round 18🇨🇳 CHINA303♠♥9-1+4
+2.8Round 14🇹🇼 CHINESE TAIPEI325♠♣A=+0
+2.7Round 12🇵🇱 POLAND262♥♠8=+6
+2.7Round 14🇹🇼 CHINESE TAIPEI314♠♦10-1+5
+2.7Round 17🇮🇹 ITALY44♠♥4=+0
+2.7Round 19🇨🇦 CANADA52♠♥J=+0
+2.7Round 23🇫🇷 FRANCE184♥♣K-1+11
+2.6Round 9🇮🇱 ISRAEL82♠♦4+2+4
+2.6Round 17🇮🇹 ITALY114NT♠Q=-1
+2.5Round 3🇺🇸 USA1113NT♥4=+0
+2.4Round 1🇩🇰 DENMARK93NT♠4-2+6
+2.4Round 11🇿🇦 SOUTH AFRICA33NT♠4+1+0
+2.2Round 15🇬🇵 GUADELOUPE164♥♥4-2-1
+2.2Round 18🇨🇳 CHINA293NT♣J-1+12
+2.2Round 21🇮🇳 INDIA283NT♦J-1+12
+2.2Round 21🇮🇳 INDIA314♠♣4+2+1
+2.1Round 6🇸🇪 SWEDEN243NT♠A+1+0
+2.0Round 1🇩🇰 DENMARK132♦♠5-2+7
+2.0Round 15🇬🇵 GUADELOUPE63NT♠Q=-2
+2.0Round 21🇮🇳 INDIA323NT♠5=+3
+2.0Round 23🇫🇷 FRANCE322♠♥8+1-7
+1.9Round 21🇮🇳 INDIA185♦♣K=+0
+1.8Round 3🇺🇸 USA161NT♣10=+2
+1.6Round 17🇮🇹 ITALY66♥♠4+1+13
+1.5Round 15🇬🇵 GUADELOUPE13♣♥9-2+0
+1.5Round 18🇨🇳 CHINA313NT♠Q+2+1
+1.4Round 12🇵🇱 POLAND312♠♣5+2+6
+1.3Round 12🇵🇱 POLAND243♥♠7=+0
+1.3Round 12🇵🇱 POLAND273NT♥9=+0
+1.3Round 23🇫🇷 FRANCE233♦♥K-1+1
+1.2Round 4🇧🇪 BELGIUM254♠♦K=+0
+1.2Round 9🇮🇱 ISRAEL63♣♥7=+0
+1.2Round 12🇵🇱 POLAND194♠♦Q=+0
+1.2Round 15🇬🇵 GUADELOUPE151NT♥5=+1
+1.2Round 23🇫🇷 FRANCE172♥♣4+2+1
+1.1Round 4🇧🇪 BELGIUM223♥♦10=+0
+1.1Round 7🇵🇰 PAKISTAN133NT♣8=-1
+1.1Round 9🇮🇱 ISRAEL72♣♥3+1+0
+1.1Round 9🇮🇱 ISRAEL143NT♠10-1+5
+1.0Round 6🇸🇪 SWEDEN265♦♠J=+0
+1.0Round 14🇹🇼 CHINESE TAIPEI193NT♥5=-1
+1.0Round 18🇨🇳 CHINA183♦♠K=-1
+0.9Round 14🇹🇼 CHINESE TAIPEI182NT♠6-1+4
+0.9Round 14🇹🇼 CHINESE TAIPEI202♣♠K+1+0
+0.8Round 14🇹🇼 CHINESE TAIPEI212♦♠Q+2+1
+0.7Round 4🇧🇪 BELGIUM182♥♦10=+0
+0.7Round 4🇧🇪 BELGIUM294♠♣3-3+9
+0.7Round 21🇮🇳 INDIA242♠♣J-2-1
+0.6Round 7🇵🇰 PAKISTAN44♠♥10+1+0
+0.6Round 17🇮🇹 ITALY12♠♣3=+0
+0.5Round 3🇺🇸 USA156♣♥Q+1-11
+0.5Round 6🇸🇪 SWEDEN202♠♦4-2-9
+0.5Round 17🇮🇹 ITALY72♥♣10+2+1
+0.4Round 1🇩🇰 DENMARK153♠♥5-2+0
+0.4Round 1🇩🇰 DENMARK163NT♠10+2-12
+0.4Round 18🇨🇳 CHINA242♠♣Q=+0
+0.4Round 19🇨🇦 CANADA42♦♥A+2+7
+0.4Round 23🇫🇷 FRANCE314♥♦4=+10
+0.3Round 19🇨🇦 CANADA84♠♦10=-1
+0.3Round 21🇮🇳 INDIA264♠♣6+1+0
+0.2Round 3🇺🇸 USA114♥♦J=+1
+0.2Round 14🇹🇼 CHINESE TAIPEI223♥♣10+1-2
+0.2Round 18🇨🇳 CHINA283NT♠6+1-1
+0.2Round 21🇮🇳 INDIA303♠♥4-1+4
+0.1Round 9🇮🇱 ISRAEL33♠♣9-2-3
+0.1Round 15🇬🇵 GUADELOUPE24♠♣A+1+0
-0.0Round 11🇿🇦 SOUTH AFRICA103♠♣3+1+1
-0.1Round 3🇺🇸 USA1124♥♠10=+0
-0.1Round 4🇧🇪 BELGIUM244♠♦7+1+0
-0.1Round 11🇿🇦 SOUTH AFRICA94♠♣K=+0
-0.2Round 9🇮🇱 ISRAEL91NT♠8+1+0
-0.2Round 12🇵🇱 POLAND214♠♦J=+1
-0.3Round 1🇩🇰 DENMARK86♥♠7+1-11
-0.3Round 7🇵🇰 PAKISTAN64♥♦A+1+0
-0.3Round 11🇿🇦 SOUTH AFRICA13NT♣4+2+11
-0.3Round 17🇮🇹 ITALY82♥♦K=+1
-0.3Round 18🇨🇳 CHINA204♠♠10+1+0
-0.3Round 19🇨🇦 CANADA104♠♦K=-1
-0.3Round 23🇫🇷 FRANCE305♣♦4+1+1
-0.4Round 19🇨🇦 CANADA64♠♦K+1+0
-0.5Round 4🇧🇪 BELGIUM273♦♠10=+0
-0.5Round 6🇸🇪 SWEDEN273NT♦8=-2
-0.5Round 17🇮🇹 ITALY32♦♣K=+2
-0.5Round 21🇮🇳 INDIA223♦♠6=-10
-0.6Round 3🇺🇸 USA194♥♠A+2-13
-0.6Round 7🇵🇰 PAKISTAN73NT♠7=+0
-0.6Round 23🇫🇷 FRANCE271NT♥3-3+6
-0.7Round 1🇩🇰 DENMARK103NT♦7+1+0
-0.7Round 3🇺🇸 USA1141NT♠Q=+2
-0.7Round 6🇸🇪 SWEDEN323NT♣7+1-11
-0.7Round 11🇿🇦 SOUTH AFRICA134♠♦9+1-13
-0.7Round 14🇹🇼 CHINESE TAIPEI271NT♠Q-1+4
-0.7Round 23🇫🇷 FRANCE193NT♦3+2+0
-0.9Round 6🇸🇪 SWEDEN193NT♣J+2-10
-0.9Round 21🇮🇳 INDIA192♥♥3+3+6
-1.0Round 15🇬🇵 GUADELOUPE135♦♠3+1+10
-1.0Round 18🇨🇳 CHINA172NT♠J=+1
-1.2Round 9🇮🇱 ISRAEL43♦♠8+1+0
-1.2Round 12🇵🇱 POLAND295♣♠4=-3
-1.3Round 7🇵🇰 PAKISTAN143NT♠6-1-2
-1.3Round 9🇮🇱 ISRAEL163NT♠3=+1
-1.3Round 23🇫🇷 FRANCE244♠♥K-2+0
-1.4Round 6🇸🇪 SWEDEN213♣x♥A-2-15
-1.4Round 11🇿🇦 SOUTH AFRICA113♦♥Q=+0
-1.4Round 18🇨🇳 CHINA231NT♦Q-1-5
-1.6Round 14🇹🇼 CHINESE TAIPEI291NT♥7+1+0
-1.7Round 21🇮🇳 INDIA213♥♦9+2-6
-1.8Round 4🇧🇪 BELGIUM175♦♣Q-1-5
-1.8Round 6🇸🇪 SWEDEN284♥♠7=+0
-1.8Round 6🇸🇪 SWEDEN303NT♠5=+1
-1.8Round 7🇵🇰 PAKISTAN92♠♥2-1+1
-1.9Round 3🇺🇸 USA1151NT♠3=+2
-1.9Round 11🇿🇦 SOUTH AFRICA74♥♠Q-1+1
-1.9Round 14🇹🇼 CHINESE TAIPEI255♦♥3+1-11
-2.0Round 4🇧🇪 BELGIUM323NT♠Q+2+12
-2.0Round 12🇵🇱 POLAND181NT♥8=-5
-2.1Round 6🇸🇪 SWEDEN291NT♠K+2-1
-2.2Round 17🇮🇹 ITALY23NT♦5+3-13
-2.2Round 17🇮🇹 ITALY165♣♥Q+1+5
-2.3Round 9🇮🇱 ISRAEL14♠x♠3-1-5
-2.3Round 12🇵🇱 POLAND203NT♠5=+1
-2.3Round 21🇮🇳 INDIA274♠♥K=+0
-2.4Round 3🇺🇸 USA1132♠♦K-1+0
-2.4Round 4🇧🇪 BELGIUM194♥♥2+1+0
-2.5Round 17🇮🇹 ITALY53NT♦J+1+11
-2.5Round 19🇨🇦 CANADA116♥x♦A-1-5
-2.6Round 7🇵🇰 PAKISTAN24♥♣J+2-14
-2.7Round 7🇵🇰 PAKISTAN101NT♥2-1-5
-2.7Round 19🇨🇦 CANADA122♥♦J=-12
-2.8Round 7🇵🇰 PAKISTAN162♦♦10+3-10
-2.9Round 4🇧🇪 BELGIUM234♥♠K-2-8
-2.9Round 14🇹🇼 CHINESE TAIPEI263♥♣Q=-7
-2.9Round 17🇮🇹 ITALY152♥♦A-2-1
-3.0Round 18🇨🇳 CHINA193NT♠2+2-2
-3.2Round 1🇩🇰 DENMARK143NT♥2=-7
-3.2Round 18🇨🇳 CHINA273NT♠4-1-10
-3.2Round 18🇨🇳 CHINA322♠♣Q+1+7
-3.3Round 1🇩🇰 DENMARK114♥♥3=+0
-3.3Round 4🇧🇪 BELGIUM304♠♣J+1+0
-3.6Round 4🇧🇪 BELGIUM261NT♠J+2-10
-3.6Round 15🇬🇵 GUADELOUPE43NT♦3-1-12
-3.7Round 15🇬🇵 GUADELOUPE144♠♦9-2-6
-3.7Round 18🇨🇳 CHINA251NT♦5=+1
-3.8Round 12🇵🇱 POLAND304♠♥9-3-2
-3.9Round 1🇩🇰 DENMARK32♠♥A-2-7
-3.9Round 19🇨🇦 CANADA13♠♥8+1-6
-4.0Round 9🇮🇱 ISRAEL24♠♣2=+0
-4.0Round 12🇵🇱 POLAND234♣♦A-3+8
-4.0Round 18🇨🇳 CHINA223NT♦J-2-13
-4.1Round 7🇵🇰 PAKISTAN55♣x♦K-4+12
-4.1Round 11🇿🇦 SOUTH AFRICA123♦♦A+2-2
-4.1Round 15🇬🇵 GUADELOUPE95♦♥K-2-11
-4.3Round 1🇩🇰 DENMARK63♣♦A+2-4
-4.3Round 6🇸🇪 SWEDEN253NT♥J-3-6
-4.3Round 14🇹🇼 CHINESE TAIPEI233NT♠10=+1
-4.4Round 12🇵🇱 POLAND253♦♥Q-1-5
-4.4Round 19🇨🇦 CANADA165♣♠Q=-7
-4.6Round 17🇮🇹 ITALY104♠♥A-2-7
-5.1Round 6🇸🇪 SWEDEN236♣♦4-2-13
-5.1Round 12🇵🇱 POLAND224♥♠8-3-7
-5.6Round 4🇧🇪 BELGIUM314♥♦9-1-6
-5.9Round 3🇺🇸 USA174♠♦A=+1
-5.9Round 11🇿🇦 SOUTH AFRICA163♦♥Q+1-11
-5.9Round 17🇮🇹 ITALY134♦♥3=+0
-6.1Round 7🇵🇰 PAKISTAN32♠♥Q-3-9
-6.1Round 7🇵🇰 PAKISTAN121NT♥3+2-6
-6.7Round 11🇿🇦 SOUTH AFRICA23♦x♥7-2-9
-6.9Round 1🇩🇰 DENMARK24♠♣9-1-10
-7.3Round 23🇫🇷 FRANCE215♣♠6=-7
-7.7Round 7🇵🇰 PAKISTAN16♥♥2=+0
-8.1Round 11🇿🇦 SOUTH AFRICA146♦♣Q+1-11
-8.5Round 23🇫🇷 FRANCE296♠♥9=+0
-8.8Round 14🇹🇼 CHINESE TAIPEI245♣x♠7-3-13
-9.0Round 3🇺🇸 USA186♣♦A=+2
-9.2Round 1🇩🇰 DENMARK123NT♠10=-10
-9.5Round 19🇨🇦 CANADA23NT♠3+1-12
-9.6Round 14🇹🇼 CHINESE TAIPEI306♥♠5=-10
-9.8Round 21🇮🇳 INDIA176♥♣K=+0
-10.0Round 6🇸🇪 SWEDEN176♠♣J-1-11
-10.3Round 3🇺🇸 USA143NT♦6=-10