🇳🇱 VAN ZWOL Wietske · NETHERLANDS

62rank
+22.7Butler · 208 bds
+0.11per board
±4.5swing
-0.29vs par /bd · #83/128
+0.10adjusted /bd
Butler per round: -11.9 19.5 -27.2 -8.4 -21.6 -0.1 -0.2 -13.2 20.6 20 14.7 22.6 7.9by round

vs par split: bidding -0.10 · play -0.18

Strength of schedule: opponents averaged -0.01/bd (an average draw) → opponent-adjusted +0.10/bd

Card play — on target: opening leads 79.3% #63 of 128 · declarer play 72.3% #80 of 128 · defence 86.1% #55 of 128

Card play by contract type — on target
vs NTvs a suit
Opening leads75.0% (20)81.6% (38)
Declarer play50.0% (10)78.4% (37)
Defence88.4% (43)84.6% (65)

Opening leads by suit led: ♠ 80.0% (15) · ♥ 81.2% (16) · ♦ 85.7% (14) · ♣ 69.2% (13)

vs par by strain: NT +0.04 (70) · a suit -0.45 (137)

vs par by level: part-score -0.16 (62) · game -0.07 (125) · slam -1.95 (20)

By role: declaring +0.86/bd (-2.60 vs par · 100) · defending -0.59/bd (+1.84 vs par · 108)

By vulnerability: vulnerable +0.31/bd (-0.74 vs par · 104) · not vulnerable -0.10/bd (+0.15 vs par · 104)

By round↑ top

RoundPartnerOpponentsRoomBdsButlerAvgvs par
Round 1C.ArnoldsM.Karmarkar – H.DeoraOpen16-11.9-0.74-0.06
Round 3C.ArnoldsK.Fung – J.GartaganisClosed16+19.5+1.22+0.94
Round 5C.ArnoldsT.Sokolow – J.Seamon-MolsonClosed16-27.2-1.70-2.19
Round 6C.ArnoldsK.Dufrat – J.ZmudaOpen16-8.4-0.53-0.25
Round 7C.ArnoldsV.Reess – J.ZochowskaOpen16-21.6-1.35-0.94
Round 8C.ArnoldsY.Zhang – H.WangOpen16-0.1-0.01-2.81
Round 10C.ArnoldsJ.Ashberg – S.KaminerClosed16-0.2-0.01-2.06
Round 12C.ArnoldsL.Cartner – G.PalmerOpen16-13.2-0.82-0.75
Round 15C.ArnoldsH.Hsu – C.TsaoClosed16+20.6+1.29-1.88
Round 16C.ArnoldsC.Thirion – S.FabbricatoreOpen16+20.0+1.25+0.81
Round 17C.ArnoldsQ.Dossa – R.BokhariOpen16+14.7+0.92+2.62
Round 20C.ArnoldsH.Rasmussen – L.BildeClosed16+22.6+1.41+2.62
Round 21C.ArnoldsM.Sakamoto – N.NishidaOpen16+7.9+0.49+0.12

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
+14.8Round 7🇫🇷 FRANCE126♦x♥A=+14
+13.1Round 3🇨🇦 CANADA76♣x♠9=+5
+11.0Round 17🇵🇰 PAKISTAN35♦♥A-4+14
+10.8Round 17🇵🇰 PAKISTAN25♦x♥A-5+12
+10.5Round 20🇩🇰 DENMARK265♦♠3=+10
+10.2Round 16🇬🇵 GUADELOUPE276♠♠6=+0
+10.2Round 21🇯🇵 JAPAN103NT♦6-1+13
+10.0Round 21🇯🇵 JAPAN36♠♣A=+0
+9.7Round 16🇬🇵 GUADELOUPE266♦♠4=+0
+9.5Round 20🇩🇰 DENMARK293NT♠2-2+13
+8.7Round 15🇹🇼 CHINESE TAIPEI104♠x♥4-2-3
+7.9Round 20🇩🇰 DENMARK246♥♠J-2+14
+7.7Round 3🇨🇦 CANADA114♠♥7=+0
+7.7Round 5🇺🇸 USA294♥♠Q=+0
+7.5Round 15🇹🇼 CHINESE TAIPEI156♦x♥A-1+13
+7.4Round 20🇩🇰 DENMARK253NT♥3-1+5
+7.1Round 8🇨🇳 CHINA203♠♠8-2+3
+6.3Round 12🇳🇿 NEW ZEALAND253NT♥2=+12
+5.9Round 17🇵🇰 PAKISTAN93♦♣3+1+15
+5.7Round 10🇿🇦 SOUTH AFRICA172♥x♠A-3+3
+5.5Round 10🇿🇦 SOUTH AFRICA293♠♣A=+7
+5.2Round 1🇮🇳 INDIA63♥♦3-2+3
+5.1Round 7🇫🇷 FRANCE15♦x♠A=+6
+5.1Round 20🇩🇰 DENMARK216♠♣A=-10
+4.9Round 3🇨🇦 CANADA124♠♦3-2+7
+4.9Round 16🇬🇵 GUADELOUPE174♠♥K-1+6
+4.8Round 1🇮🇳 INDIA26♥♣2=-13
+4.6Round 20🇩🇰 DENMARK303NT♥J-3+7
+4.6Round 21🇯🇵 JAPAN145♣♦6=-11
+4.5Round 15🇹🇼 CHINESE TAIPEI144♥♦10+1+1
+4.5Round 16🇬🇵 GUADELOUPE321NT♣3+1+5
+4.5Round 17🇵🇰 PAKISTAN133♥♣K+1+1
+4.4Round 8🇨🇳 CHINA244♥♣A=+3
+4.4Round 10🇿🇦 SOUTH AFRICA224♠♦J-2+7
+4.2Round 15🇹🇼 CHINESE TAIPEI83NT♣5-1+5
+4.2Round 17🇵🇰 PAKISTAN143♣♦A+2+7
+4.0Round 16🇬🇵 GUADELOUPE283♣♠K-2+8
+3.8Round 12🇳🇿 NEW ZEALAND291NT♣9+1+6
+3.7Round 3🇨🇦 CANADA14♠♥2-2+5
+3.7Round 8🇨🇳 CHINA215♣♠K=+0
+3.3Round 6🇵🇱 POLAND323♣♥A=+6
+3.3Round 20🇩🇰 DENMARK233NT♥7+1+0
+3.2Round 6🇵🇱 POLAND195♦♠9=-2
+2.9Round 15🇹🇼 CHINESE TAIPEI124♠♥8=-1
+2.7Round 3🇨🇦 CANADA44♠♥Q+1+4
+2.6Round 6🇵🇱 POLAND313♥♣K-1+0
+2.6Round 12🇳🇿 NEW ZEALAND324♥♠K=+3
+2.5Round 10🇿🇦 SOUTH AFRICA212NT♥10=+7
+2.4Round 16🇬🇵 GUADELOUPE253NT♠Q-1+5
+2.2Round 6🇵🇱 POLAND233NT♥4-1+6
+2.2Round 12🇳🇿 NEW ZEALAND204♥♣K=+3
+2.1Round 7🇫🇷 FRANCE23♥♣6-2+0
+2.0Round 3🇨🇦 CANADA53NT♥10-1+12
+2.0Round 5🇺🇸 USA213NT♣2+2-11
+2.0Round 7🇫🇷 FRANCE104♠♦8=-1
+2.0Round 15🇹🇼 CHINESE TAIPEI54♠♦3-1+6
+2.0Round 20🇩🇰 DENMARK191NT♦Q-4+2
+2.0Round 21🇯🇵 JAPAN113♠♦Q+1+2
+1.9Round 15🇹🇼 CHINESE TAIPEI163NT♥5=+0
+1.9Round 21🇯🇵 JAPAN23NT♥Q=-1
+1.8Round 15🇹🇼 CHINESE TAIPEI43♥♣4=-2
+1.8Round 16🇬🇵 GUADELOUPE203♠♣2=+0
+1.8Round 17🇵🇰 PAKISTAN83NT♥2+2+0
+1.8Round 20🇩🇰 DENMARK224♠♥4+1+4
+1.7Round 5🇺🇸 USA2113♦♦10=+0
+1.6Round 7🇫🇷 FRANCE52♥♥8=+0
+1.6Round 15🇹🇼 CHINESE TAIPEI91NT♣7-1-2
+1.5Round 1🇮🇳 INDIA104♥♦J+3+17
+1.4Round 1🇮🇳 INDIA33NT♥5+2+0
+1.3Round 5🇺🇸 USA224♥♦7+1-11
+1.3Round 8🇨🇳 CHINA304♥♣K=-1
+1.3Round 10🇿🇦 SOUTH AFRICA283NT♠J+2+0
+1.2Round 3🇨🇦 CANADA32♦♠Q-2+0
+1.2Round 8🇨🇳 CHINA294♥♣3=+1
+1.2Round 21🇯🇵 JAPAN53NT♥10=+2
+1.1Round 12🇳🇿 NEW ZEALAND243NT♥2-2+6
+1.1Round 16🇬🇵 GUADELOUPE291NT♣2-1+0
+1.0Round 3🇨🇦 CANADA165♦♥5+1+11
+1.0Round 6🇵🇱 POLAND241NT♥J-2+0
+1.0Round 7🇫🇷 FRANCE144NT♠8+2+10
+0.9Round 1🇮🇳 INDIA84♠♣5+1+0
+0.9Round 6🇵🇱 POLAND203♣♦J+1+0
+0.9Round 6🇵🇱 POLAND223♠♥2+1-1
+0.9Round 10🇿🇦 SOUTH AFRICA233♦♠J=-1
+0.9Round 12🇳🇿 NEW ZEALAND173NT♣7+2+1
+0.9Round 21🇯🇵 JAPAN43NT♥2=+0
+0.8Round 6🇵🇱 POLAND265♥x♦K-2+4
+0.8Round 7🇫🇷 FRANCE33NT♦2+2-10
+0.8Round 7🇫🇷 FRANCE62♣♥4-1-1
+0.8Round 17🇵🇰 PAKISTAN103NT♦5+2+0
+0.7Round 1🇮🇳 INDIA153♥♦2=+0
+0.7Round 6🇵🇱 POLAND292♠♣6+1+0
+0.6Round 16🇬🇵 GUADELOUPE304♠♥J=+0
+0.5Round 1🇮🇳 INDIA132♥♣J=+1
+0.5Round 8🇨🇳 CHINA174♥♦3+2-1
+0.5Round 8🇨🇳 CHINA313NT♦3+1+0
+0.5Round 10🇿🇦 SOUTH AFRICA301NT♠A-2-1
+0.5Round 12🇳🇿 NEW ZEALAND183♠♦J-1-4
+0.4Round 15🇹🇼 CHINESE TAIPEI74♠♣7-1-6
+0.2Round 8🇨🇳 CHINA254♠♥4+2-9
+0.1Round 5🇺🇸 USA2134♥♦2=+0
+0.1Round 16🇬🇵 GUADELOUPE244♥♣Q+2-11
+0.1Round 17🇵🇰 PAKISTAN73NT♦2+1+0
+0.0Round 1🇮🇳 INDIA54♥♣J+1+0
-0.0Round 3🇨🇦 CANADA64♥♠K=+0
-0.0Round 17🇵🇰 PAKISTAN62♠♥10-2+9
-0.1Round 6🇵🇱 POLAND283♥♠J+1+10
-0.1Round 10🇿🇦 SOUTH AFRICA263NT♥9-1-6
-0.1Round 17🇵🇰 PAKISTAN14♥♦5=-1
-0.3Round 16🇬🇵 GUADELOUPE234♥♠K=-3
-0.4Round 15🇹🇼 CHINESE TAIPEI66♠♥Q+1-13
-0.4Round 20🇩🇰 DENMARK324♥♣7=+0
-0.5Round 1🇮🇳 INDIA162NT♠10=-6
-0.5Round 8🇨🇳 CHINA221NT♠3+1-10
-0.5Round 21🇯🇵 JAPAN13Pass-3
-0.6Round 3🇨🇦 CANADA24♠♥3+1-11
-0.6Round 5🇺🇸 USA2122♠♣7-2+1
-0.6Round 8🇨🇳 CHINA232♠♥J-2-9
-0.6Round 20🇩🇰 DENMARK174♥♦K=+0
-0.7Round 1🇮🇳 INDIA93NT♣Q+2+13
-0.7Round 3🇨🇦 CANADA81NT♥2+1-1
-0.8Round 5🇺🇸 USA274♣♠J-1-5
-0.8Round 5🇺🇸 USA2145♥♣Q+1+11
-0.8Round 10🇿🇦 SOUTH AFRICA326NT♠10+1-11
-0.9Round 6🇵🇱 POLAND303NT♣5+1-1
-1.0Round 5🇺🇸 USA281NT♦6-1-2
-1.0Round 12🇳🇿 NEW ZEALAND274♥♦5=-3
-1.1Round 10🇿🇦 SOUTH AFRICA274♥♠8-2+0
-1.3Round 1🇮🇳 INDIA43NT♠5+2-2
-1.3Round 3🇨🇦 CANADA152♠x♥5-2+1
-1.3Round 8🇨🇳 CHINA193NT♠6+2-13
-1.3Round 10🇿🇦 SOUTH AFRICA313NT♠J=+2
-1.5Round 5🇺🇸 USA2153NT♠5+1+1
-1.5Round 7🇫🇷 FRANCE163♥♠8=+0
-1.5Round 12🇳🇿 NEW ZEALAND223NT♠7+2-2
-1.5Round 12🇳🇿 NEW ZEALAND282♥♥J+1-1
-1.6Round 3🇨🇦 CANADA103♠♣A=+0
-1.6Round 16🇬🇵 GUADELOUPE191NT♣Q=+0
-1.7Round 6🇵🇱 POLAND213NT♥10=-3
-1.7Round 8🇨🇳 CHINA273NT♠Q=+0
-1.7Round 8🇨🇳 CHINA323NT♦3+3-13
-1.7Round 10🇿🇦 SOUTH AFRICA253♦♠K-1-5
-1.8Round 21🇯🇵 JAPAN63♥♣7-2+9
-1.9Round 1🇮🇳 INDIA143NT♦Q=+0
-2.0Round 15🇹🇼 CHINESE TAIPEI114♠♦9+3-10
-2.0Round 21🇯🇵 JAPAN12♠♣K-1+1
-2.1Round 1🇮🇳 INDIA124♠♦K-1-6
-2.1Round 10🇿🇦 SOUTH AFRICA244♠♣K+2-8
-2.1Round 15🇹🇼 CHINESE TAIPEI33NT♠10=+0
-2.1Round 16🇬🇵 GUADELOUPE313NT♥3=+1
-2.1Round 21🇯🇵 JAPAN84♥♥4=+1
-2.2Round 21🇯🇵 JAPAN92♠♣Q+1+0
-2.3Round 21🇯🇵 JAPAN126♠♥Q=+0
-2.4Round 12🇳🇿 NEW ZEALAND264♥♣K+1+0
-2.4Round 15🇹🇼 CHINESE TAIPEI14♠x♥A-1+0
-2.4Round 15🇹🇼 CHINESE TAIPEI133♥♣A=-7
-2.4Round 17🇵🇰 PAKISTAN54♠♣5=+0
-2.5Round 17🇵🇰 PAKISTAN114♠♠A+2-2
-2.6Round 21🇯🇵 JAPAN153NT♠J-2-7
-2.7Round 3🇨🇦 CANADA91NT♠2=+1
-2.7Round 5🇺🇸 USA234♠x♦A-1+6
-2.7Round 16🇬🇵 GUADELOUPE223NT♥3+1+0
-2.8Round 10🇿🇦 SOUTH AFRICA203NT♦Q-2-13
-2.9Round 20🇩🇰 DENMARK273♦♣10-1-4
-3.0Round 16🇬🇵 GUADELOUPE215♦♠10+2+13
-3.1Round 20🇩🇰 DENMARK313NT♦K-2-6
-3.2Round 6🇵🇱 POLAND183♥♣2=-1
-3.2Round 7🇫🇷 FRANCE93NT♠2+3+12
-3.5Round 5🇺🇸 USA2101NT♣8-1-5
-3.5Round 8🇨🇳 CHINA262♠♥4=-6
-3.5Round 20🇩🇰 DENMARK284♠♦J+2+13
-3.7Round 8🇨🇳 CHINA184♥♦K=-3
-3.8Round 17🇵🇰 PAKISTAN44♠x♥A-1+0
-3.9Round 21🇯🇵 JAPAN163NT♠5-1-5
-4.0Round 7🇫🇷 FRANCE73♠♣K+3-15
-4.0Round 12🇳🇿 NEW ZEALAND234♠♣K-1-12
-4.0Round 17🇵🇰 PAKISTAN154♠♥10+1-1
-4.1Round 3🇨🇦 CANADA143NT♣6-3-7
-4.1Round 12🇳🇿 NEW ZEALAND192♦♥A=-6
-4.4Round 7🇫🇷 FRANCE153NT♥2+2+0
-4.6Round 6🇵🇱 POLAND274♠♦K=+0
-4.6Round 10🇿🇦 SOUTH AFRICA186♠♣J-2-13
-4.6Round 12🇳🇿 NEW ZEALAND214♠♣8+1-1
-4.6Round 12🇳🇿 NEW ZEALAND315♣♠3+1-3
-4.6Round 20🇩🇰 DENMARK182♠♣7=-6
-4.7Round 7🇫🇷 FRANCE114♠♦A=-7
-4.9Round 6🇵🇱 POLAND254♠♣8-2-11
-5.1Round 17🇵🇰 PAKISTAN124♥♠Q-1-12
-5.5Round 5🇺🇸 USA253NT♠5+1-11
-5.5Round 21🇯🇵 JAPAN73NT♦J=+1
-5.6Round 15🇹🇼 CHINESE TAIPEI22♥♥3=-11
-5.8Round 3🇨🇦 CANADA135♦♣3-1-12
-5.8Round 5🇺🇸 USA243♣♠3-4-6
-5.9Round 1🇮🇳 INDIA116♥♣3=+0
-6.0Round 8🇨🇳 CHINA283NT♥10+2+13
-6.5Round 10🇿🇦 SOUTH AFRICA193NT♣2+2-1
-6.5Round 17🇵🇰 PAKISTAN163NT♠2+1+0
-6.7Round 5🇺🇸 USA266♣♦A=-3
-6.9Round 12🇳🇿 NEW ZEALAND306♠♥10-1-11
-7.1Round 1🇮🇳 INDIA13NT♠J=-6
-7.4Round 1🇮🇳 INDIA73NT♠5+2-2
-7.9Round 7🇫🇷 FRANCE134♥♦5-1-12
-8.6Round 6🇵🇱 POLAND174♠♦A=-11
-9.6Round 16🇬🇵 GUADELOUPE186♠♣4-1-11
-10.1Round 7🇫🇷 FRANCE84♠♦7-2-11
-11.1Round 5🇺🇸 USA2166♠♣6=+0
-14.0Round 7🇫🇷 FRANCE46♦♠Q=+0
-14.4Round 20🇩🇰 DENMARK207♣♥2=+0